Environment Canada Ontario Region Lightning

No Warnings, Watches, or Advisories

Active alerts

Hours of Daylight

10 hrs 46 min 28 sec
of Daylight Today

44.9% Day 55.1% Night Which is
2 min 33 sec Shorter
Than Yesterday

South Webcam

NorthWest Webcam

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The Canadian Lightning Danger Map (CLDM) represents areas at greatest risk of being struck by lightning in the next 10 minutes. Times are expressed in Coordinated Universal Time (UTC). The interval between maps is 10 minutes. Please re-fresh your browser to ensure you have the latest map. Learn more about the Canadian Lightning Danger Map.

Canadian Lightning Danger Map - Ontario - #7 @ 13:20 UTC, 7/7

Lightning is striking in the red areas; you are in immediate danger if outdoors
Go to a safe location, either a building with plumbing and wiring or an all metal vehicle
Stay there for 30 minutes following the last rumble of thunder

Canadian Lightning Danger Map - Ontario - Environment Canada

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