Yellow Frost Warning (Wawa – Pukaskwa Park & area)

Sep 19, 2026 at 07:46

The Frost Warning encompasses the area in yellow.

Yellow Advisory – Frost

6:20 AM EDT Saturday 19 September 2026

Impact Level: Moderate

Forecast Confidence: High

• Agawa – Lake Superior Park
• Blind River – Thessalon
• Elliot Lake – Ranger Lake
• Marathon – Schreiber
• Nipigon – Rossport
• Searchmont – Montreal River Harbour – Batchawana Bay
• Wawa – Pukaskwa Park
• White River – Dubreuilville

Patchy frost is expected early this morning as temperatures fall to near the freezing mark. Damage to plants, trees, and crops is possible.

Take preventative measures to protect cold-sensitive plants, trees, and crops. Cover up plants, especially those in frost-prone areas.

Sep 18, 2026 at 16:43

3:19 PM EDT Friday 18 September 2026

Impact Level: Moderate

Forecast Confidence: High

Patchy frost is expected overnight into Saturday morning as temperatures fall to near the freezing mark. Damage to plants, trees, and crops is possible.

Take preventative measures to protect cold-sensitive plants, trees, and crops. Cover up plants, especially those in frost-prone areas.

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Environment Canada

Yellow Alert = Hazardous weather
Orange Alert = Severe weather
Red Alert = Very dangerous and possibly life-threatening weather

For road conditions and other traveller information from the Ministry of Transportation, visit https://www.ontario.ca/511, or call 5-1-1.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to [email protected] or tweet reports using #ONStorm.

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