Casement Island
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Feels like: -5.6°C (21.9°F)
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Casement Island - Photo 1
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Casement Island - Photo 2
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Casement Island, Canada
Click any image to view larger versionPast Weather Alerts
5 of 53snowfall
Period of heavy snow this evening. What: Snowfall amounts of 5 to 10 cm. Snow mixing with ice pelle...
snowfall
Hazardous winter conditions likely today. What: Snowfall amounts of 10 to 15 cm. Snow mixing with i...
snow squall
Snow squalls are expected to return Wednesday morning. What: Significantly reduced visibility in he...
snow squall
### Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at tim...
snowfall
Snow, at times heavy, tonight through Monday morning. What: Snowfall amounts of 10 to 20 cm. Reduce...
Past Weather Alerts for Casement Island
snowfall
Period of heavy snow this evening. What: Snowfall amounts of 5 to 10 cm. Snow mixing with ice pellets at times. Icy and slippery conditions. When: This evening. Tapering off later in the evening. Additional information: The region lies on the eastern edge of where heavy snowfall is expected. Snowfall amounts are expected to drop off sharply towards the east. ### Travel will likely be challenging. There may be a significant impact on rush hour traffic. Visibility will likely be reduced at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.
snowfall
Hazardous winter conditions likely today. What: Snowfall amounts of 10 to 15 cm. Snow mixing with ice pellets at times. Icy and slippery conditions. When: Beginning this afternoon and continuing through this evening. Additional information: The region lies on the eastern edge of where heavy snowfall is expected. Snowfall amounts are expected to drop off sharply towards the east. ### Travel will likely be challenging. There may be a significant impact on rush hour traffic. Visibility will likely be reduced at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.
snow squall
Snow squalls are expected to return Wednesday morning. What: Significantly reduced visibility in heavy snow and local blowing snow. Local snowfall amounts of 10 to 20 cm. When: Wednesday morning to Wednesday evening. Additional information: The snow squalls have pushed out of the region to the south as the winds have shifted around to the northwest. The winds are expected to become southwesterly through Wednesday morning which will cause the snow squalls to push northward back into the region. The snow squalls are expected to clear the region Wednesday evening. ### Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
### Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Snow, at times heavy, tonight through Monday morning. What: Snowfall amounts of 10 to 20 cm. Reduced visibility in heavy snow and local blowing snow. When: Continuing through Monday morning. Additional information: Snow will taper to periods of light snow or flurries from west to east through Monday morning. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Snow, at times heavy, continues. What: Snowfall amounts of 15 to 30 cm. Peak snowfall rates of 4 to 6 cm per hour. Reduced visibility in heavy snow and local blowing snow. When: Continuing through the overnight. Additional information: Snow will taper to periods of light snow or flurries overnight. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Snow, at times heavy, continues. What: Snowfall amounts of 20 to 40 cm. Peak snowfall rates of 4 to 8 cm per hour. Reduced visibility in heavy snow and local blowing snow. When: Continuing through the overnight. Additional information: Snow will taper to periods of light snow or flurries overnight. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel may be hazardous. Roads and walkways may be very difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Snow, at times heavy, continues. What: Snowfall amounts of 15 to 30 cm. Locally higher amounts are possible. Peak snowfall rates of 4 to 6 cm per hour. Reduced visibility in heavy snow and local blowing snow. When: Continuing through the overnight. Additional information: Snow will taper to periods of light snow or flurries overnight. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel may be hazardous. Roads and walkways may be very difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Snow, at times heavy, this afternoon through Monday morning. What: Snowfall amounts of 10 to 20 cm. Reduced visibility in heavy snow and local blowing snow. When: This afternoon through Monday morning. Additional information: Snow will taper to periods of light snow or flurries from west to east through Monday morning. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Snow, at times heavy, today. What: Snowfall amounts of 15 to 30 cm. Reduced visibility in heavy snow and local blowing snow. When: Continuing through the overnight. Additional information: Snow will taper to periods of light snow or flurries overnight. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Heavy snow expected this afternoon into Monday morning. What: Snowfall amounts of 10 to 20 cm. Reduced visibility in snow and local blowing snow. When: This afternoon through Monday morning. Additional information: Snow will taper to periods of light snow or flurries from west to east through Monday morning. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Heavy snow expected today. What: Snowfall amounts of 15 to 25 cm. Reduced visibility in heavy snow and local blowing snow. When: This morning through overnight. Additional information: Snow will taper to periods of light snow or flurries overnight. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Heavy snow expected this afternoon into Monday morning. What: Snowfall amounts of 10 to 20 cm. Reduced visibility in snow and local blowing snow. When: This afternoon through tonight into Monday morning. Additional information: Snow will taper to periods of light snow or flurries from west to east through Monday morning. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Heavy snow expected today through tonight. What: Snowfall amounts of 15 to 25 cm. Reduced visibility in heavy snow and local blowing snow. When: Early this morning through tonight. Additional information: A band of lake effect snow off Lake Ontario may impact the area early this morning. There may be a brief lull in snowfall before widespread snow develops near noon. Snow will taper to periods of light snow or flurries from west to east through Monday morning. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Snow expected Sunday afternoon into Monday morning. What: Snowfall amounts of 10 to 20 cm. Reduced visibility in snow and local blowing snow. When: Sunday afternoon through Monday morning. Additional information: Snow will taper to periods of light snow or flurries from west to east through Monday morning. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Snow expected Sunday into Monday morning. What: Snowfall amounts of 15 to 25 cm. Reduced visibility in heavy snow and local blowing snow. When: Overnight or early Sunday morning through Monday morning. Additional information: A band of lake effect snow off Lake Ontario may impact the area overnight into Sunday morning. There may be a brief lull before widespread snow associated with an approaching system develops near noon on Sunday. Snow will taper to periods of light snow or flurries from west to east through Monday morning. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Snow expected Sunday afternoon into Monday morning. What: Snowfall amounts of 15 to 25 cm. Reduced visibility in heavy snow and local blowing snow. When: Sunday afternoon through Monday morning. Additional information: Snow will taper to periods of light snow or flurries from west to east through Monday morning. The Monday morning commute may be impacted. Northeasterly winds gusting 40 to 50 km/h may result in local blowing snow, particularly for exposed areas. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
cold
### Extreme cold puts everyone at risk. Watch for cold related symptoms: shortness of breath, chest pain, muscle pain and weakness, numbness and colour change in fingers and toes. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
cold
Bitterly cold conditions continue into Saturday morning. What: Wind chill values near minus 35 to minus 40. When: Continuing into Saturday morning. ### Extreme cold puts everyone at risk. Watch for cold related symptoms: shortness of breath, chest pain, muscle pain and weakness, numbness and colour change in fingers and toes. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
weather
Areas of reduced visibility in heavy snow this morning. What: Significantly reduced visibility in heavy snow and local blowing snow. Local snowfall amounts near 5 cm. When: Continuing tonight. Additional information: Lake effect snow bands from Lake Huron and Georgian Bay are expected to shift south through the area this morning. Prepare for quickly changing and deteriorating travel conditions. Roads and walkways will be difficult to navigate due to accumulating snow. ### Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
weather
Areas of reduced visibility in heavy snow tonight. What: Significantly reduced visibility in heavy snow and local blowing snow. Local snowfall amounts near 5 cm. When: Continuing tonight. Additional information: Lake effect snow bands from Lake Huron and Georgian Bay will affect the region tonight. These bands are expected to shift throughout the night, moving south of the area overnight or early Friday morning. Prepare for quickly changing and deteriorating travel conditions. Roads and walkways will be difficult to navigate due to accumulating snow. ### Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Snow squalls tonight. What: Significantly reduced visibility in heavy snow and local blowing snow. Local snowfall amounts near 10 cm. When: Continuing into the overnight or early Friday morning. Additional information: Snow squalls are expected to move south of the area early Friday morning. ### Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at times. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Snow squall tonight. What: Significantly reduced visibility in heavy snow and local blowing snow. Local snowfall amounts of 5 to 10 cm. When: Continuing tonight. Additional information: A heavy lake effect snow squall from Lake Huron and Georgian Bay is affecting the area. This band is expected to shift throughout the night, moving south of the area overnight or early Friday morning. ### Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
### Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
weather
Reduced visibility in heavy snow continues this evening. What: Significantly reduced visibility in heavy snow and local blowing snow. Local snowfall amounts near 5 cm. When: Continuing this evening. Additional information: The heavy snow is expected to shift south of the area near midnight. Prepare for quickly changing and deteriorating travel conditions. Roads and walkways will be difficult to navigate due to accumulating snow. ### Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Snow squalls are no longer expected. ###
snowfall
Significant snowfall expected today. What: Snowfall amounts near 15 cm. Poor visibility in heavy snow and local blowing snow. When: This afternoon through tonight. Additional information: The snow is expected to end overnight or early Thursday morning. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. There may be a significant impact on rush hour traffic. Visibility will likely be reduced at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. There may be a significant impact on rush hour traffic. Visibility will likely be reduced at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Lake effect snow squalls expected tonight through Thursday night. What: Local snowfall amounts of 20 to 40 cm. Significantly reduced visibility in heavy snow and local blowing snow. When: Beginning tonight and ending Friday morning. Additional information: Snow associated with an Alberta Clipper will continue this afternoon with up to 5 cm of snow is possible. Lake effect snow squalls are expected to push into the region tonight. The squalls are expected to remain in place through Thursday, clearing the area Friday morning. ### Travel may be hazardous. Visibility may be suddenly reduced to near zero at times. Roads and walkways may be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
### Travel may be hazardous. Visibility may be suddenly reduced to near zero at times. Roads and walkways may be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Significant snowfall expected today. What: Snowfall amounts near 15 cm. Poor visibility in heavy snow and local blowing snow. When: This morning through tonight. Additional information: An Alberta clipper will push into the region with snow picking up in intensity this afternoon and continuing through this evening. The snow is expected to end overnight or early Thursday morning. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. There may be a significant impact on rush hour traffic. Visibility will likely be reduced at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Lake effect snow squalls expected tonight through Thursday night. What: Local snowfall amounts of 20 to 40 cm. Significantly reduced visibility in heavy snow and local blowing snow. When: Beginning tonight and ending Friday morning. Additional information: Widespread snow is expected to move in later this morning in association with an Alberta Clipper with 5 to 10 cm of snow possible. Lake effect snow squalls are expected to push into the region tonight. The squalls are expected to remain in place through Thursday, clearing the area Friday morning. ### Travel may be hazardous. Visibility may be suddenly reduced to near zero at times. Roads and walkways may be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snowfall
Significant snowfall expected today. What: Snowfall amounts of 15 to 20 cm. Poor visibility in heavy snow and local blowing snow. When: This morning through tonight. Additional information: Lake effect snow may impact portions of Prince Edward county to Kingston early this morning. An Alberta clipper will then push into the region with snow beginning later this morning continuing through tonight. ### Travel will likely be challenging. Roads and walkways will likely be difficult to navigate due to accumulating snow. There may be a significant impact on rush hour traffic. Visibility will likely be reduced at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Snow squalls expected. What: Additional local snowfall accumulations up to 10 cm. Significantly reduced visibility in heavy snow and local blowing snow. When: Continuing through this afternoon. Additional information: Lake effect snow off Georgian Bay will continue through this afternoon before lifting north of the area. Westerly winds gusting up to 50 km/h may redevelop develop this afternoon. ### Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at times. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Snow squalls expected. What: Snowfall accumulations of 10 to 25 cm. Significantly reduced visibility in heavy snow and local blowing snow. When: This evening through Tuesday afternoon. Additional information: Brief bursts of heavy snow and local blowing snow are expected this evening. Lake effect snow off Lake Huron and Georgian Bay will develop overnight and continue through Tuesday afternoon before lifting north of the area. Westerly to northwesterly winds gusting up to 60 km/h are expected this evening. As a result, blowing snow is expected to further reduce visibility. Winds will diminish overnight, although westerly winds gusting up to 50 km/h may redevelop Tuesday afternoon. ### Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at times. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Snow squalls expected tonight. What: Additional snowfall accumulations of 5 to 10 cm. Significantly reduced visibility in heavy snow and local blowing snow. When: Overnight into early Tuesday morning. Additional information: Snow squalls have moved east of the area, although westerly winds gusting up to 70 km/h will continue to result in blowing snow this evening. Lake effect snow squalls off Georgian Bay are expected to impact the area at times overnight into early Tuesday morning. ### Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Snow squalls continuing into this evening. What: Additional snowfall accumulations of 5 to 10 cm. Near zero visibility at times in heavy snow and blowing snow. When: Continuing through this evening, and possibly into early Tuesday morning for Northumberland County to Greater Napanee. Additional information: Westerly winds gusting up to 70 km/h will result in areas of near zero visibility in blowing snow this afternoon. There may be a significant impact on rush hour traffic. Travel on Highway 401 may be hazardous at times. Conditions improve overnight for most areas, however, lake effect snow squalls off Georgian Bay may impact Northumberland County to Greater Napanee overnight into early Tuesday morning. ### Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at times. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
snow squall
Snow squalls expected. What: Snowfall accumulations of 15 to 25 cm. Significantly reduced visibility in heavy snow and local blowing snow. When: This evening through Tuesday afternoon. Additional information: Brief bursts of heavy snow and local blowing snow are expected this evening. Lake effect snow off Lake Huron and Georgian Bay will develop overnight and continue through Tuesday afternoon before lifting north of the area. Westerly to northwesterly winds gusting up to 60 km/h are expected this evening. As a result, blowing snow is expected to further reduce visibility. Winds diminish overnight, although westerly winds gusting up to 50 km/h may redevelop Tuesday afternoon. ### Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at times. Roads and walkways will likely be difficult to navigate due to accumulating snow. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
weather
Strong winds expected late this afternoon and evening. What: Strong winds with gusts of 70 to 90 km/h. When: Late this afternoon through this evening. Additional information: Winds will strengthen and suddenly shift to the west late this afternoon or early this evening as a cold front passes, with a brief gust to 90 km/h possible. Winds will ease this evening. Local utility outages are possible. Secure loose objects. ### Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
weather
Strong winds expected this afternoon. What: Strong winds with gusts of 70 to 90 km/h. When: This afternoon and easing this evening. Additional information: Showers will push through the region this morning. These showers will have the potential to generate strong wind gusts near 70 km/h. A cold front is then expected to push through the region this afternoon or early this evening. The passage of the cold front may lead to another wave of strong winds with the potential for wind gusts of 70 to 90 km/h. The winds will ease from west to east this evening. ### Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
freezing rain
Freezing rain continues. What: Several hours of freezing rain. 1 to 5 mm of ice accretion or build up possible. When: Continuing this evening and possibly overnight. Additional information: Freezing rain, which may be mixed with snow or ice pellets at times, is expected to change over to snow as an area of low pressure moves through southern Ontario. Areas near the Lake Ontario shoreline may see very little ice accretion or build up. For road conditions and other traveller information from the Ministry of Transportation, visit https://www.ontario.ca/511, https://www.twitter.com/511Ontario, or call 5-1-1. ### Roads and walkways will likely become icy and slippery. Icy surfaces could be difficult to detect. There is risk of injury due to slips and falls. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.