THUNDER BAY – WEATHER DESK – A Yellow Snowfall Alert has been issued for Thunder Bay, with Environment Canada forecasting 15 to 25 cm of snow beginning early Saturday morning and continuing into the evening.
Snowfall, combined with local blowing snow, may significantly reduce visibility and create hazardous travel conditions across the city and surrounding areas. With lake-enhanced snowfall expected off Lake Superior, residents are urged to prepare for a messy and challenging day on the roads.
Today’s Weather Overview
Current Conditions (as of 4:00 PM EST)
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Temperature: -1.8°C
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Conditions: Mostly Cloudy
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Humidity: 71%
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Wind: WNW at 15 km/h
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Wind Chill: -7
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Pressure: 101.7 kPa (Rising)
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Visibility: 32 km
Skies remain mostly cloudy this afternoon, with a brief lull before the snow begins. Winds are currently from the west-northwest but will become lighter this evening.
Tonight’s Forecast
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Periods of snow beginning overnight with 2 cm accumulation expected by morning
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Wind: NW 20 km/h becoming light
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Low: -9°C (rising to -3°C by morning)
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Wind Chill: -14°C this evening
Tomorrow’s Forecast: Saturday, January 10
Heavy Snowfall Incoming
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Main Weather Event:
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Total Snowfall: 10 to 20 cm (localized amounts up to 25 cm possible)
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Timing: Morning to early evening
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Winds: Becoming east 30 km/h, gusting to 50 km/h
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High: -1°C
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Wind Chill: Near -9°C
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Hazards:
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Reduced visibility due to snow and blowing snow
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Accumulating snow on roads and sidewalks
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Saturday Night
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Snow ends by evening, followed by 30% chance of flurries
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Additional Accumulation: 2 cm
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Winds: NE 20 km/h gusting to 40, becoming light overnight
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Low: -14°C
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Wind Chill: -20 overnight
Sunday Outlook: January 11
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Day: Increasing cloudiness
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High: -6°C
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Night: 30% chance of flurries
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Low: -8°C
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Weather Summary
With the storm approaching, layered winter wear is essential:
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Saturday: Wear a waterproof winter coat, snow pants, and thermal layers. Wind gusts and blowing snow will reduce visibility — goggles or snow-rated sunglasses are a smart choice if you’re outdoors.
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Footwear: Use insulated boots with grip soles for deep snow and icy patches.
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Sunday: Bundle up again, as temperatures drop and fresh snow lingers under cloudy skies.
Weather Trivia
Did you know?
Lake-enhanced snowfall is common in Thunder Bay due to Lake Superior’s vast influence. When moist air flows inland over cold surfaces, it fuels heavier snow bands, sometimes doubling or tripling snow totals in lakeside areas — like what’s expected tomorrow.
Weather Summary for Winter Yellow Alert
Thunder Bay faces a Yellow Snowfall Alert for January 10, 2026. Up to 25 cm of snow with blowing conditions expected. Full storm timeline, travel warnings, and wardrobe tips included in this detailed forecast.
