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Thunder Bay, ON — 3 hour detailed weather forecast


ON, Canada » Thunder Bay


Forecast for today, Wednesday, January 21, 2026
Detailed forecast - 3 hours intervals

16:00

Light snow
-13°
feels like: -20°
Light snow
Relative humidity: 63%, pressure: 734 mm
Precipitations: 0.2 mm
Wind: 11 km/h, northwest
19:00

Light snow
-14°
feels like: -21°
Light snow
Relative humidity: 63%, pressure: 735 mm
Precipitations: 0.2 mm
Wind: 14 km/h, northwest
22:00

Mainly sunny
-17°
feels like: -25°
Mainly sunny
Relative humidity: 68%, pressure: 737 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
01:00

Overcast
-19°
feels like: -26°
Overcast
Relative humidity: 72%, pressure: 738 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
04:00

Overcast
-19°
feels like: -28°
Overcast
Relative humidity: 69%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
07:00

Overcast
-21°
feels like: -31°
Overcast
Relative humidity: 62%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
10:00

A mix of sun and cloud
-24°
feels like: -33°
A mix of sun and cloud
Relative humidity: 64%, pressure: 742 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
13:00

A mix of sun and cloud
-22°
feels like: -32°
A mix of sun and cloud
Relative humidity: 48%, pressure: 743 mm
Precipitations: 0.0 mm
Wind: 18 km/h, northwest
16:00

A mix of sun and cloud
-22°
feels like: -34°
A mix of sun and cloud
Relative humidity: 48%, pressure: 744 mm
Precipitations: 0.0 mm
Wind: 22 km/h, northwest