Yellow Severe Thunderstorm Warning in Effect for Fort Frances-Emo-Rainy River
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Environment Canada has issued a yellow warning for a severe thunderstorm over Devlin capable of damaging winds, hail and heavy rain.
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- Record type
- Severe Thunderstorm
- Affected area
- Fort Frances - Emo - Rainy River, Ontario
- Issued
- August 4, 2026
- Issuing authority
- ECCC
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Yellow warning - severe thunderstorm in effect. Issued by Environment Canada. Effective from 2026-08-04T02:02:14-00:00 to 2026-08-04T05:01:14-00:00.
Affected Areas
Fort Frances - Emo - Rainy River, including Emo, Devlin, Fort Frances, Sandpoint Island Provincial Park and Sphene Lake. Thunderstorm located over Devlin.
What You Should Do
Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are expected to produce damaging hail, wind or rain.
Expected Conditions
Damaging wind gusts of 90-110 km/h, hail up to 2.5 cm, heavy rain, and possible tornado.
Timeline
At 9:02 p.m. CDT (9:02 p.m. EST) on 2026-08-04, meteorologists tracking the storm moving northeast at 70 km/h. Warning expires 2026-08-04T05:01:14-00:00.
Original source: ECCC Official Notice ↗
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