cold
A period of very cold wind chills is expected.
What:
Wind chill values near minus 45.
When:
Tonight into Sunday morning.
Additional information:
Wind chill values will remain in the minus 30s through Sunday.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 24, 2026 21:48
Until: Jan 25, 2026 16:59
cold
A period of very cold wind chills is expected.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 25, 2026 01:10
Until: Jan 25, 2026 16:59
cold
A period of very cold wind chills is expected.
What:
Wind chill values near minus 45.
When:
Early this morning.
Additional information:
Wind chill values will remain in the minus 30s today.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 25, 2026 08:34
Until: Jan 25, 2026 16:59
cold
A prolonged period of very cold wind chills is expected.
What:
Wind chill values of minus 45.
When:
Tonight into Sunday morning.
Additional information:
Bitterly cold conditions will ease through the day on Saturday before returning Saturday night.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 23, 2026 23:52
Until: Jan 24, 2026 17:24
cold
A prolonged period of very cold wind chills is expected.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 21, 2026 00:28
Until: Jan 24, 2026 17:24
cold
A prolonged period of very cold wind chills is expected.
What:
Wind chill values of minus 45.
When:
Beginning tonight and continuing through the weekend.
Additional information:
Bitterly cold conditions will ease through the day on Saturday before returning Saturday night.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 23, 2026 18:01
Until: Jan 24, 2026 10:01
cold
A prolonged period of very cold wind chills is expected.
What:
Wind chill values near minus 45.
When:
This morning.
Additional information:
Temperatures will moderate today; however, windchill near minus 45 may come again over the weekend.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 21, 2026 10:08
Until: Jan 21, 2026 19:05
cold
A prolonged period of very cold wind chills is expected.
What:
Wind chill values near minus 45.
When:
Tonight into Wednesday morning.
Additional information:
Wind chill values near minus 45 are expected again tonight into Wednesday morning.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 21, 2026 00:28
Until: Jan 21, 2026 16:28
cold
A prolonged period of very cold wind chills is expected.
What:
Wind chill values near minus 45.
When:
This morning, and possibly again tonight into Wednesday.
Additional information:
Temperatures will moderate during the day. Wind chill values near minus 45 are also expected for Wednesday through the weekend.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 20, 2026 10:24
Until: Jan 21, 2026 02:24
cold
A prolonged period of very cold wind chills is expected.
What:
Wind chill values near minus 45.
When:
Tonight into Tuesday morning, and likely again Tuesday night into Wednesday.
Additional information:
Temperatures will moderate during the day on Tuesday.
###
Extreme cold puts everyone at risk.
Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.
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.
From: Jan 19, 2026 23:51
Until: Jan 20, 2026 15:51
winter storm
Winter storm continues today.
What:
Additional snowfall amounts of 10 to 15 cm.
Northwesterly winds gusting to 70 km/h.
Reduced visibility in snow and blowing snow.
When:
Continuing through tonight.
Additional information:
While conditions should improve through tonight, light snow and northwesterly winds gusting 50 to 60 km/h are expected to persist into Wednesday.
###
Travel will likely be challenging. 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.
From: Dec 30, 2025 09:43
Until: Dec 31, 2025 01:43
winter storm
Significant winter storm expected today into Tuesday.
What:
Total snowfall amounts of 20 to 30 cm.
Northerly and northwesterly wind gusts up to 70 km/h.
Reduced visibility in heavy snow and blowing snow.
When:
Continuing today, tonight and into Tuesday.
Where:
The highest amounts are expected over areas east of Moosonee.
Additional information:
Snow is expected to persist today into Tuesday with the heaviest snow falling today into tonight. Snowfall amounts of 20 to 30 cm are expected by Tuesday morning. Snow is expected to continue Tuesday with additional snowfall amounts possible.
###
Roads and walkways will likely be difficult to navigate. Travel will likely be challenging. 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.
From: Dec 29, 2025 16:21
Until: Dec 30, 2025 08:21
winter storm
Significant winter storm expected today into Tuesday.
What:
Total snowfall amounts of 20 to 30 cm.
Northerly and northwesterly wind gusts up to 70 km/h.
Reduced visibility in heavy snow and blowing snow.
When:
Continuing today, tonight and into Tuesday.
Where:
The highest amounts are expected over areas east of Moosonee.
Additional information:
Snow is expected to persist today into Tuesday with the heaviest snow falling today into tonight. Snowfall amounts of 20 to 30 cm are expected by Tuesday morning. Snow is expected to continue Tuesday with additional snowfall amounts possible. The strong northwesterly winds will pick up this morning leading to reduced visibility in blowing snow.
###
Roads and walkways will likely be difficult to navigate. Travel will likely be challenging. 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.
From: Dec 29, 2025 10:17
Until: Dec 30, 2025 02:17
winter storm
Significant winter storm expected today into Tuesday.
What:
Total snowfall amounts of 20 to 30 cm.
Northerly and northwesterly wind gusts up to 70 km/h.
Reduced visibility in heavy snow and blowing snow.
When:
Continuing today, tonight and into Tuesday.
Where:
The highest amounts are expected over areas east of Moosonee.
Additional information:
Snow is expected to persist today into Tuesday with the heaviest snow falling today into tonight. Snowfall amounts of 20 to 30 cm are expected by Tuesday morning. Snow is expected to continue Tuesday with further accumulations possible. The strong northwesterly winds will pick up this morning leading to reduced visibility in blowing snow.
###
Roads and walkways will likely be difficult to navigate. Travel will likely be challenging. 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.
From: Dec 29, 2025 07:57
Until: Dec 29, 2025 23:57
winter storm
Significant winter storm expected overnight through to Monday night.
What:
Snowfall amounts of 10 to 20 cm.
Northwesterly wind gusts of 60 to 80 km/h.
Reduced visibility in heavy snow and blowing snow.
When:
Beginning overnight and continuing into Monday night.
Additional information:
Snow will begin overnight and continue through Monday night. The strong northwesterly winds will pick up through Monday morning leading to reduced visibility in blowing snow. The snow and winds will ease from west to east through Monday night.
###
Roads and walkways will likely be difficult to navigate. Travel will likely be challenging. 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.
From: Dec 28, 2025 14:56
Until: Dec 29, 2025 20:24
winter storm
###
Roads and walkways will likely be difficult to navigate. Travel will likely be challenging. 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.
From: Dec 28, 2025 14:56
Until: Dec 29, 2025 06:56
winter storm
Significant winter storm expected overnight through to Monday night.
What:
Snowfall amounts of 10 to 20 cm.
Northwesterly wind gusts of 60 to 70 km/h.
Reduced visibility in heavy snow and blowing snow.
When:
Beginning overnight and continuing into Monday night.
Additional information:
Snow will begin overnight and continue through Monday night. The strong northwesterly winds will pick up through Monday morning leading to reduced visibility in blowing snow. The snow and winds will ease from west to east through Monday night.
###
Roads and walkways will likely be difficult to navigate. Travel will likely be challenging. 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.
From: Dec 28, 2025 10:58
Until: Dec 29, 2025 02:58
winter storm
Significant winter storm expected Sunday night into Monday night.
What:
Snowfall amounts of 10 to 20 cm.
Northwesterly wind gusts of 60 to 70 km/h.
Reduced visibility in heavy snow and blowing snow.
When:
Beginning Sunday night and continuing into Monday night.
Additional information:
Snow will begin Sunday night and continue through Monday night. The strong northwesterly winds will pick up through Monday morning leading to reduced visibility in blowing snow. The snow and winds will ease from west to east through Monday night.
###
Roads and walkways will likely be difficult to navigate. Travel will likely be challenging. 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.
From: Dec 28, 2025 04:23
Until: Dec 28, 2025 20:23
winter storm
Significant winter storm expected Sunday night into Monday night.
What:
Snowfall amounts of 10 to 20 cm.
Strong northwesterly winds with gusts of 60 to 70 km/h
Blizzard conditions.
When:
Beginning Sunday night and continuing into Monday night.
Additional information:
Snow will begin Sunday evening continuing through Monday night. The strong northwesterly winds will pick up through Monday morning leading to blizzard conditions. The snow and winds will ease from west to east through Monday night.
###
Roads and walkways will likely be difficult to navigate. Travel will likely be challenging. 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.
From: Dec 27, 2025 22:03
Until: Dec 28, 2025 14:03