@onwxalerts
Ontario Weather Alerts from Environment Canada Data. This is an unofficial convenience service NOT affiliated with ECCC. Please consult ECCC for official alerts weather.gc.ca Updates every 5 minutes Bot By @JayIsPainting.earthskyart.ca
16:42 Mar 07 2026
YELLOW ADVISORY - FOG - IN EFFECT for Northern Ontario
Expires: 21:02 Mar 07 2026
Dense fog has developed and near zero visibility is expected in some locales. Visibility will improve this evening.
...
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16:44 Mar 06 2026
YELLOW ADVISORY - FOG - IN EFFECT for Southern Ontario
Expires: 06:00 Mar 07 2026
Near zero visibility in fog is expected.
Locally dense fog is expected tonight. Fog is expected to dissipate overnight or early Saturday morning as winds...
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16:41 Mar 05 2026
YELLOW ADVISORY - FREEZING DRIZZLE - IN EFFECT for Northern Ontario
Expires: 08:41 Mar 06 2026
Areas of freezing drizzle are expected.
What:
Freezing drizzle resulting in icy and slippery conditions.
When:
Continuing into Friday morni...
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16:21 Mar 04 2026
YELLOW ADVISORY - FREEZING DRIZZLE - IN EFFECT for Northern Ontario
Expires: 02:00 Mar 05 2026
Areas of freezing drizzle are expected.
Freezing drizzle is expected to continue this evening, possibly into early tomorrow morning.
...
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16:55 Mar 03 2026
YELLOW WARNING - COLD - IN EFFECT for Far Northern Ontario
Expires: 08:55 Mar 04 2026
A prolonged period of very cold wind chills is expected.
What:
Wind chill values near minus 45.
When:
Tonight into Wednesday morning, and Wednesday ...
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07:22 Mar 02 2026
YELLOW WARNING - COLD - ENDED for Gatineau
Expires: 08:22 Mar 02 2026
Extreme cold conditions are no longer expected.
...
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13:17 Mar 01 2026
YELLOW WARNING - COLD - IN EFFECT for Gatineau
Expires: 05:17 Mar 02 2026
A period of very cold wind chills is expected.
What:
Wind chill values of -30 to -35.
When:
Overnight into Monday morning.
...
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14:02 Feb 28 2026
YELLOW WARNING - COLD - IN EFFECT for Far Northern Ontario
Expires: 06:02 Mar 01 2026
A period of very cold wind chills continues.
What:
Wind chill values of -40 to -45.
When:
Tonight into Sunday morning.
...
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16:29 Feb 27 2026
YELLOW ADVISORY - BLOWING SNOW - IN EFFECT for Northern Ontario
Expires: 23:30 Feb 27 2026
Poor visibility in blowing snow is expected in some locations.
What:
Significantly reduced visibilities in areas of blowing snow.
Strong winds g...
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16:21 Feb 26 2026
YELLOW WARNING - WINTER STORM - IN EFFECT for Far Northern Ontario
Expires: 08:21 Feb 27 2026
Winter storm beginning Friday afternoon or evening.
What:
Visibilities near-zero in areas of heavy snow and blowing snow.
Total snowfall ...
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16:57 Feb 25 2026
SPECIAL WEATHER STATEMENT IN EFFECT for Southern Ontario
Expires: 21:02 Feb 25 2026
Flurries, sometimes heavy, are expected.
What:
Flurries, at times heavy, could suddenly reduce visibilities.
When:
This evening.
Additional informati...
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16:41 Feb 24 2026
SPECIAL WEATHER STATEMENT IN EFFECT for Northern Ontario
Expires: 00:05 Feb 25 2026
Significant snowfall continues.
What:
Total snowfall amounts of 10 to 15 cm. Locally higher amounts possible.
Reduced visibility in areas of heavier sn...
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14:06 Feb 23 2026
YELLOW WARNING - COLD - IN EFFECT for Southern Ontario
Expires: 06:06 Feb 24 2026
A period of very cold wind chills is expected.
What:
Wind chill values near minus 30.
When:
Tonight into Tuesday morning.
...
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14:15 Feb 22 2026
YELLOW WARNING - COLD - IN EFFECT for Far Northern Ontario
Expires: 06:15 Feb 23 2026
A period of very cold wind chills is expected.
What:
Wind chill values near minus 45.
When:
Tonight through Monday morning, then possibly returning ...
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16:54 Feb 21 2026
YELLOW ADVISORY - FREEZING DRIZZLE - IN EFFECT for Southern Ontario
Expires: 23:59 Feb 21 2026
Areas of freezing drizzle continue.
...
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16:33 Feb 20 2026
SPECIAL WEATHER STATEMENT IN EFFECT for Southern Ontario
Expires: 23:00 Feb 20 2026
Snow continues.
What:
Snowfall amounts of 5 to 10 cm.
Reduced visibility in heavy snow.
When:
Tapering off this evening.
Additional information:
Snow...
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15:02 Feb 19 2026
YELLOW WARNING - WINTER STORM - IN EFFECT for Northern Ontario
Expires: 21:01 Feb 19 2026
Hazardous winter conditions are expected to continue.
What:
Additional snowfall amounts of 5 to 10 cm.
When:
Ending this evening.
...
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16:38 Feb 18 2026
YELLOW ADVISORY - FREEZING DRIZZLE - IN EFFECT for Southern Ontario
Expires: 02:01 Feb 19 2026
Areas of freezing drizzle are expected.
What:
Periods of freezing drizzle leading to minor ice build-up and icy surfaces.
When:
Through thi...
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16:54 Feb 16 2026
YELLOW ADVISORY - FOG - IN EFFECT for Southern Ontario
Expires: 08:00 Feb 17 2026
Near zero visibility in fog is expected over some areas.
Visibility is expected to improve through Tuesday morning.
...
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14:55 Feb 15 2026
YELLOW WARNING - AIR QUALITY - IN EFFECT for Ontario
Expires: 06:55 Feb 16 2026
Stagnant winter weather conditions are creating elevated pollution levels.
High levels of air pollution have developed. An Air Quality Warning is in place ...
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09:01 Feb 14 2026
YELLOW ADVISORY - FOG - ENDED for Southern Ontario
Expires: 10:01 Feb 14 2026
...
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16:54 Feb 13 2026
SPECIAL WEATHER STATEMENT ENDED for Southern Ontario
Expires: 17:54 Feb 13 2026
...
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07:17 Feb 12 2026
SPECIAL WEATHER STATEMENT ENDED for Southern Ontario
Expires: 08:17 Feb 12 2026
...
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16:10 Feb 11 2026
SPECIAL WEATHER STATEMENT IN EFFECT for Southern Ontario
Expires: 23:00 Feb 11 2026
Local blowing snow and freezing drizzle this evening.
What:
Local blowing and drifting snow reducing visibility at times.
Patchy freezing drizzle prod...
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16:05 Feb 10 2026
SPECIAL WEATHER STATEMENT ENDED for Gatineau
Expires: 17:05 Feb 10 2026
...
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14:40 Feb 09 2026
SPECIAL WEATHER STATEMENT IN EFFECT for Southern Ontario
Expires: 06:40 Feb 10 2026
Period of snow expected Tuesday.
What:
Snowfall amounts of 5 to 10 cm.
Reduced visibility at times in heavy snow.
When:
Beginning Tuesday morning and ...
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13:09 Feb 08 2026
YELLOW WARNING - COLD - IN EFFECT for Gatineau
Expires: 05:09 Feb 09 2026
A prolonged period of very cold wind chills continues.
What:
Wind chills of minus 35 to minus 40.
When:
Tonight into Monday morning.
...
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15:30 Feb 07 2026
YELLOW WARNING - COLD - IN EFFECT for Northern Ontario
Expires: 07:30 Feb 08 2026
A period of very cold wind chills is expected.
...
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16:50 Feb 06 2026
YELLOW WARNING - SNOW SQUALL - IN EFFECT for Southern Ontario
Expires: 22:03 Feb 06 2026
Snow squalls expected this evening.
What:
Brief periods of near zero visibility in bursts of heavy snow and blowing snow.
Northwest winds gusting ...
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16:18 Feb 05 2026
SPECIAL WEATHER STATEMENT IN EFFECT for Southern Ontario
Expires: 08:18 Feb 06 2026
Strong winds expected beginning Friday afternoon with local blowing snow possible.
What:
Strong winds with gusts up to 80 km/h possible.
Local blowing ...
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