Meteoroll Weather

Newmarket

Current Weather

-0.4°C (31.3°F)

Overcast Clouds

Feels like: -3.0°C (26.6°F)

Humidity: 71%

Sun Schedule

Sunrise

07:17

Sunset

16:49

Weather Alerts

No active weather alerts for Newmarket

Alert History Patterns

Based on 22 historical alerts

Based on 22 historical alerts. Covering 2 different event types. Most common concerns: snow, squall, and onstorm.

snow squall onstorm effect continue lake morning fog georgian bay please monitor alerts forecasts environment canada report severe send email post reports using reduced expected likely travel conditions tuesday additional near off possible amounts what suddenly zero times monday today afternoon wind hazardous road tonight winter improve heavy due total

This visualization shows the most common weather concerns based on past alerts for Newmarket

3-Day Weather Forecast

Loading forecast data...

Unable to load forecast data

Marine Conditions

Tide Information

Time	Type	Height

Wave Conditions

About Newmarket

Imported from CSV - 46 visits

44.0352, -79.4787

Weather Map

City Images

Newmarket - Photo 1

Photo by Jay Brand

Newmarket - Photo 2

Photo by Steve Cancel

Newmarket - Photo 3

Photo by Karolina

Newmarket, Canada

Click any image to view larger version

Past Weather Alerts

5 of 22

weather

Winter weather travel advisory in effect. What: Additional local snowfall accumulations of 5 cm. W...

Nov 17, 2025 - Nov 17, 2025

snow squall

### Visibility will likely be suddenly reduced to near zero at times. Road closures are possible. ...

Nov 16, 2025 - Nov 17, 2025

snow squall

Snow squalls expected off Georgian Bay. What: 5 to 10 cm of additional local snowfall today. When...

Nov 17, 2025 - Nov 17, 2025

snow squall

Snow squalls expected off Georgian Bay. What: Total snowfall accumulations of 15 to 30 cm, with the...

Nov 16, 2025 - Nov 17, 2025

weather

###

Nov 11, 2025 - Nov 17, 2025

Past Weather Alerts for Newmarket

weather

Winter weather travel advisory in effect. What: Additional local snowfall accumulations of 5 cm. When: Today. Additional information: Lake effect snow off Georgian Bay has weakened considerably this morning, As a result, snow squall warnings have been downgraded to winter weather travel advisories. Conditions should continue to improve as the day progresses. ### Travel may be hazardous due to sudden changes in the weather. 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. 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.

From: Nov 17, 2025 12:59 Until: Nov 17, 2025 21:01

snow squall

### Visibility will likely be suddenly reduced to near zero at times. Road closures are possible. 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.

From: Nov 16, 2025 14:25 Until: Nov 17, 2025 20:59

snow squall

Snow squalls expected off Georgian Bay. What: 5 to 10 cm of additional local snowfall today. When: Today. Additional information: Lake effect snow off Georgian Bay will continue today, though the heaviest bands may shift east of Barrie by this afternoon. ### Visibility will likely be suddenly reduced to near zero at times. Road closures are possible. 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.

From: Nov 17, 2025 09:42 Until: Nov 17, 2025 20:59

snow squall

Snow squalls expected off Georgian Bay. What: Total snowfall accumulations of 15 to 30 cm, with the highest amounts expected in the most persistent lake effect snow bands. When: Tonight through Monday morning. Additional information: Lake effect snow off Georgian Bay will intensify tonight. Conditions are expected to improve by near noon on Monday, although flurries will likely continue into Monday afternoon. ### Visibility will likely be suddenly reduced to near zero at times. Road closures are possible. 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.

From: Nov 16, 2025 20:37 Until: Nov 17, 2025 18:59

weather

###

From: Nov 11, 2025 16:26 Until: Nov 17, 2025 15:25

snow squall

###

From: Nov 17, 2025 13:00 Until: Nov 17, 2025 14:00

snow squall

Snow squalls expected off Georgian Bay. What: Total snowfall accumulations of 15 to 30 cm, with the highest amounts expected in the most persistent lake effect snow bands. When: This afternoon through Monday morning. Additional information: Lake effect snow off Georgian Bay will intensify through the afternoon. Conditions are expected to improve by near noon on Monday, although flurries will likely continue into Monday afternoon. ### Visibility will likely be suddenly reduced to near zero at times. Road closures are possible. 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.

From: Nov 16, 2025 14:25 Until: Nov 17, 2025 06:25

snow squall

Snow squalls are expected. What: Total snowfall accumulations of 10 to 25 cm. Significantly reduced visibility in heavy snow. When: Late this afternoon through Monday morning. Additional information: Lake effect snow will develop off of Georgian Bay later today. A snow squall band is expected to form late in the day and last through the night. ### Visibility may be suddenly reduced to near zero at times. Road closures are possible. 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.

From: Nov 16, 2025 10:08 Until: Nov 17, 2025 02:08

snow squall

### Visibility may be suddenly reduced to near zero at times. Road closures are possible. 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.

From: Nov 16, 2025 10:08 Until: Nov 17, 2025 02:08

snow squall

Snow squalls are expected. What: Total snowfall accumulations of 10 to 25 cm. Significantly reduced visibility in heavy snow. When: Late Sunday through Monday morning. Additional information: Lake effect snow will develop off of Georgian Bay beginning Sunday. A snow squall band is expected to form late in the day and last through the night. ### Visibility may be suddenly reduced to near zero at times. Road closures are possible. 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.

From: Nov 16, 2025 02:46 Until: Nov 16, 2025 18:46

snow squall

Lake effect snow continues today. What: Additional snowfall amounts of 5 to 15 cm, with locally higher amounts possible. Poor visibility in snow and local blowing snow. When: Continuing through this afternoon. Additional information: Lake effect snow off Georgian Bay will continue to affect the region today. Snowfall rates of up to 5 cm per hour are possible under the heaviest snow bands. Conditions are expected to improve from west to east later this 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.

From: Nov 11, 2025 09:52 Until: Nov 11, 2025 21:02

snow squall

Lake effect snow tonight. What: Heavy lake effect snow. Total amounts of 15 to 30 cm, with locally higher amounts possible. When: Continuing into Tuesday morning. Additional information: Cold northerly winds are resulting in lake effect flurries off Georgian Bay. The majority of the activity is expected to affect areas south of Georgian Bay, but as winds become more northwesterly later tonight into Tuesday morning, areas to its southeast including the city of Barrie may get affected Conditions should improve 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.

From: Nov 11, 2025 04:16 Until: Nov 11, 2025 20:16

weather

Winter weather travel advisory in effect. Hazards: Localized snowfall accumulations of 5 to 10 cm. Poor visibility in bursts of heavier snow. Timing: Tonight into Tuesday morning. Discussion: Cold north to northwest winds off Lake Huron and Georgian Bay will affect the area tonight into Tuesday morning. The Tuesday morning commute may be significantly impacted, particularly for areas southeast of Georgian Bay including the Highway 400 corridor. Conditions should improve by Tuesday afternoon. ### Motorists should expect hazardous winter driving conditions and adjust travel plans accordingly. There may be a significant impact on rush hour traffic. 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. 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.

From: Nov 11, 2025 03:49 Until: Nov 11, 2025 20:01

weather

Winter weather travel advisory in effect. Hazards: Reduced visibility in bursts of heavy snow. Timing: This morning. ### Motorists should expect hazardous winter driving conditions and adjust travel plans accordingly. There may be a significant impact on rush hour traffic. 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. 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.

From: Nov 11, 2025 12:12 Until: Nov 11, 2025 19:00

weather

Winter weather travel advisory in effect. Hazards: Reduced visibility in bursts of heavy snow. Timing: This morning. Discussion: Periods of heavy snow and reduced visibility may affect areas east of Highway 400 this morning. ### Motorists should expect hazardous winter driving conditions and adjust travel plans accordingly. There may be a significant impact on rush hour traffic. 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. 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.

From: Nov 11, 2025 09:53 Until: Nov 11, 2025 18:02

snow squall

This snow squall warning has been upgraded from a winter weather travel advisory that was previously in effect. Lake effect snow tonight. What: Local snowfall accumulations near 15 cm, with locally higher amounts possible. Reduced visibility in snow and blowing snow. When: Continuing into Tuesday morning. Additional information: Lake effect snow off Georgian Bay has intensified over the area. This lake effect snow is expected to weaken and shift east of the area by 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.

From: Nov 11, 2025 04:14 Until: Nov 11, 2025 18:02

snow squall

Lake effect snow intensifying later today. What: Heavy lake effect snow. Total amounts of 15 to 30 cm, with locally higher amounts possible. When: Today through Tuesday morning. Additional information: Cold northerly winds are resulting in the development of lake effect flurries off Georgian Bay, with the intensity expected to increase later today or tonight . The majority of the activity is expected to affect areas south of Georgian Bay, but as winds become more northwesterly later tonight into Tuesday morning, areas to its southeast including the city of Barrie may get affected Conditions should improve 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.

From: Nov 10, 2025 14:10 Until: Nov 11, 2025 06:10

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.

From: Nov 10, 2025 10:06 Until: Nov 11, 2025 02:06

snow squall

Snow squalls today through Tuesday morning. What: Heavy lake effect snow. Total amounts of 15 to 30 cm, with locally higher amounts possible. When: Today through Tuesday morning. Additional information: Colder northerly winds will result in the development of lake effect snow off Georgian Bay Monday, with the intensity expected to increase later in the day or tonight . The majority of the activity is expected to affect areas south of Georgian Bay, but as winds become more northwesterly tonight, areas to its southeast including the city of Barrie may get affected. Conditions should improve by Tuesday afternoon. ### 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.

From: Nov 10, 2025 10:06 Until: Nov 11, 2025 02:06

snow squall

Snow squalls Monday through Tuesday morning. What: Heavy lake effect snow. Total amounts of 15 to 30 cm, with locally higher amounts possible. When: Monday through Tuesday morning. Additional information: Colder northerly winds will result in the development of lake effect snow off Georgian Bay Monday, with the intensity expected to increase later in the day or Monday night . The majority of the activity is expected to affect areas south of Georgian Bay, but as winds become more northwesterly Monday night, areas to its southeast including the city of Barrie may get affected. Conditions should improve by Tuesday afternoon. ### 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.

From: Nov 09, 2025 19:02 Until: Nov 10, 2025 11:02

weather

Accumulating snow likely on Sunday. What: Snowfall amounts of 2 to 10 cm. When: Beginning Sunday morning and continuing through Sunday evening. Additional information: A low pressure system will bring snowfall to parts of southern Ontario on Sunday. Confidence remains low with respect to the strength and track of this weather system, and as such the areas affected and snowfall amounts may continue to change. Motorists should expect difficult winter driving conditions and adjust travel plans accordingly. Poor weather conditions may contribute to transportation delays. ### 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.

From: Nov 08, 2025 21:04 Until: Nov 09, 2025 13:04

weather

Gusty winds this evening. What: Northwesterly winds gusting 70 to 80 km/h. When: This evening. Additional information: Strong wind gusts can toss loose objects and cause tree branches to break. Power outages are possible. ### 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.

From: Nov 05, 2025 21:50 Until: Nov 06, 2025 05:02

Newmarket Photos

Photo by Jay Brand

Photo by Steve Cancel

Photo by Karolina