Northwestern Ontario Weather

Official weather conditions from Environment Canada.

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Current conditions

Thunder Bay

City of Thunder Bay

Partly Cloudy

Partly Cloudy
-4.2°C

Updated: 2026-10-27T09:00:00Z

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Wind

4 km/h, gust 29 km/h

Humidity

90%

Pressure

103.1 kPa falling

Visibility

N/A

Forecast periods

Next forecast blocks

Tonight

Clear. Becoming partly cloudy this evening. Wind up to 15 km/h. Low minus 3. Wind chill minus 7 overnight.

Temp: Low minus 3.

Wind: VR, 5 km/h

Tuesday

Cloudy. Showers beginning near noon. Wind becoming southeast 20 km/h gusting to 40 near noon. High 9. Wind chill minus 6 in the morning. UV index 1 or low.

Temp: High 9.

Wind: E, 10 km/h

Tuesday night

Cloudy. 60 percent chance of showers in the evening. Wind southeast 20 km/h gusting to 40 becoming light in the evening. Low plus 5.

Temp: Low plus 5.

Wind: SE, 20 km/h, gust 40 km/h

Wednesday

A mix of sun and cloud with 30 percent chance of showers. High 15.

Temp: High 15.

Wednesday night

Cloudy with 70 percent chance of rain. Low 6.

Temp: Low 6.

Thursday

Cloudy. High 11.

Temp: High 11.