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Thunder Bay, Ontario, Canada Weather
Current conditions
Forecast for this hour (no station report in the last two hours)
Forecast
10-day-
Wednesday
Light rain. High 16°.
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Wednesday Night
Cloudy. Low 6°.
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Thursday
Fog. High 11°.
MET Norway forecast updated 1 day ago.
Hourly
Hourly forecast- Now8°
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Daily forecast
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NetNewsLedger - Thunder Bay weather October 18–20: sunshine, a Sunday high of 18°C and a freezing Monday nightTHUNDER BAY – WEATHER – Mainly sunny skies and a high of 18°C will make Sunday a mild autumn day in Thunder Bay. Sunshine continues into the workweek, but Monday night brings a sharp temperature drop to −4°C. Forecast…
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NetNewsLedger - Northwestern Ontario will see mild, mostly sunny weather from October 18 to 20, with strong Sunday winds and near-freezing overnight lowsTHUNDER BAY – WEATHER – Sunday, October 18, 2026 — Northwestern Ontario is in for a mild and mostly sunny three-day period, but strong winds will affect parts of the region on Sunday. Overnight temperatures will fall…
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NetNewsLedger - Thunder Bay Weather October 17–19: Sunshine and Warmer Afternoons AheadTHUNDER BAY – WEATHER – Sunshine is forecast through Monday, with Sunday reaching 18°C. Cool nights will contrast with the warmer afternoons. This report uses Environment Canada’s forecast issued at 4:00 p.m. EDT…
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NetNewsLedger - Northwestern Ontario Weather October 17–19: Sunshine and Mild Afternoons Across the RegionNORTHWESTERN ONTARIO – WEATHER – A sunny weekend is taking shape across much of Northwestern Ontario, with temperatures climbing into the teens before cooler nights return early next week. Fort Frances could reach 18°C…
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NetNewsLedger - Thunder Bay Weather: Windy Friday Gives Way to a Sunny, Warmer WeekendTHUNDER BAY — October 16, 2026 — A chilly, blustery Friday will give way to sunshine and warmer afternoons across Thunder Bay this weekend. It looks like Mom Nature is going to blow out the clouds just like blowing the…
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NetNewsLedger - Northwestern Ontario Weather Forecast: October 16–18, 2026 — Windy Friday Gives Way to Sunshine and a Warmer WeekendNETNEWSLEDGER WEATHER DESK | FRIDAY, OCTOBER 16, 2026 THUNDER BAY, ON — WEATHER — Northwestern Ontario is heading into a weekend of dramatic temperature changes, beginning with a chilly, windy Friday and ending with…
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NetNewsLedger - Far North Ontario weather forecast October 16–18, 2026NETNEWSLEDGER WEATHER DESK | FRIDAY, OCTOBER 16, 2026 Thunder Bay – Weather Desk — A chilly and unsettled start to the weekend is giving way to improving weather across Ontario’s Far North, with snow showers, freezing…
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NetNewsLedger - Northwestern Ontario Weather: Rain, 70 km/h Gusts and Flurries Before a Sunny SaturdayTHUNDER BAY — WEATHER — Northwestern Ontario faces a wet, blustery turn tonight into Friday, with north winds gusting to 70 km/h in several communities and a chance of rain showers mixing with flurries as temperatures…
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Ontario Makes Northwestern Communities Permanent Daylight Time Starting Nov. 1Published 15 Oct 2026, 00:14 UTC Northwestern Ontario will permanently observe daylight saving time starting November 1, 2026. Ontario aims to align with Manitoba by ending biannual clock changes. Ontario announced it…
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NetNewsLedger - Thunder Bay and Northwestern Ontario Weather Forecast: October 14–16, 2026 — Clouds, Showers and a Chilly Friday AheadNETNEWSLEDGER WEATHER DESK | WEDNESDAY, OCTOBER 14, 2026 THUNDER BAY, ON — A cool, unsettled stretch of autumn weather is taking shape across Thunder Bay and surrounding Northwestern Ontario communities, with cloudy…
Sun & moon
Nearby
- Shuniah Township 19 km
- Amethyst Harbour 33 km
Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.