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Thunder Bay, ON Weather Forecast
Thunder Bay, ON Weather Forecast Dated: 558 PM Sat Mar 07 2026 (Thunder Bay Time)
Sat, 7th Lo: -7°C20°F Hi: 1°C34°F |
Moderate or heavy snow showers Saturday, temperatures as high as 1°C34°F, low temperature around -7°C20°F, probability of precipitation 84%, wind out of the WNW 18 km/h11 mph. Barometric pressure 100.7 kPa29.74 in, visibility 6 km4 mi, humidity 82%. |
Sun, 8th Lo: -7°C20°F Hi: 5°C41°F |
Chance of showers Sunday, temperatures as high as 5°C41°F, low temperature around -7°C20°F, probability of precipitation 70%, wind out of the WSW 27 km/h17 mph. Barometric pressure 99.6 kPa29.41 in, visibility 9 km6 mi, humidity 81%. |
Mon, 9th Lo: -1°C30°F Hi: 5°C42°F |
Rain showers Monday, temperatures as high as 5°C42°F, low temperature around -1°C30°F, chance of rain 81%, wind out of the W 26 km/h16 mph. Barometric pressure 100.1 kPa29.56 in, visibility 8 km5 mi, humidity 77%. |
Tue, 10th Lo: -6°C20°F Hi: -2°C28°F |
Overcast Tuesday, temperatures as high as -2°C28°F, low temperature around -6°C20°F, wind out of the ESE 15 km/h9 mph. Barometric pressure 102 kPa30.12 in, visibility 10 km6 mi, humidity 68%. |
Wed, 11th Lo: -8°C17°F Hi: -4°C25°F |
Patchy moderate snow Wednesday, temperatures as high as -4°C25°F, low temperature around -8°C17°F, probability of precipitation 65%, wind out of the ENE 18 km/h11 mph. Barometric pressure 102.1 kPa30.15 in, visibility 10 km6 mi, humidity 81%. |
Thu, 12th Lo: -11°C12°F Hi: -4°C25°F |
Partly Cloudy Thursday, temperatures as high as -4°C25°F, low temperature around -11°C12°F, wind out of the WNW 18 km/h11 mph. Barometric pressure 101.7 kPa30.03 in, visibility 10 km6 mi, humidity 79%. |
| Fri, 13th Lo: -12°C11°F Hi: -7°C20°F |
Blizzard Friday, temperatures as high as -7°C20°F, low temperature around -12°C11°F, probability of precipitation 79%, wind out of the E 29 km/h18 mph. Barometric pressure 100.6 kPa29.71 in, visibility 5 km3 mi, humidity 86%. |
Sat, 14th Lo: -18°C-1°F Hi: -3°C27°F |
Mist Saturday, temperatures as high as -3°C27°F, low temperature around -18°C-1°F, wind out of the W 17 km/h11 mph. Barometric pressure 102.5 kPa30.27 in, visibility 8 km5 mi, humidity 84%. |
| Sun, 15th Lo: -13°C8°F Hi: -3°C27°F |
Blizzard Sunday, temperatures as high as -3°C27°F, low temperature around -13°C8°F, probability of precipitation 70%, wind out of the ESE 32 km/h20 mph. Barometric pressure 102 kPa30.12 in, visibility 4 km2 mi, humidity 92%. |
Mon, 16th Lo: -16°C4°F Hi: -8°C18°F |
Light snow Monday, temperatures as high as -8°C18°F, low temperature around -16°C4°F, probability of precipitation 80%, wind out of the WSW 40 km/h25 mph. Barometric pressure 101.4 kPa29.94 in, visibility 7 km4 mi, humidity 80%. |
Tue, 17th Lo: -23°C-10°F Hi: -9°C16°F |
Freezing fog Tuesday, temperatures as high as -9°C16°F, low temperature around -23°C-10°F, probability of precipitation 81%, wind out of the SSW 17 km/h11 mph. Barometric pressure 102.4 kPa30.24 in, visibility 4 km2 mi, humidity 92%. |
| Wed, 18th Lo: -6°C21°F Hi: 1°C33°F |
Heavy snow Wednesday, temperatures as high as 1°C33°F, low temperature around -6°C21°F, probability of precipitation 75%, wind out of the E 15 km/h10 mph. Barometric pressure 100.9 kPa29.8 in, visibility 5 km3 mi, humidity 96%. |
| Thu, 19th Lo: -3°C27°F Hi: -0°C32°F |
Mist Thursday, temperatures as high as -0°C32°F, low temperature around -3°C27°F, probability of precipitation 64%, wind out of the ESE 18 km/h11 mph. Barometric pressure 101.2 kPa29.88 in, visibility 6 km4 mi, humidity 94%. |
| Fri, 20th Lo: -0°C32°F Hi: 2°C36°F |
Freezing fog Friday, temperatures as high as 2°C36°F, low temperature around -0°C32°F, probability of precipitation 72%, wind out of the S 29 km/h18 mph. Barometric pressure 99.6 kPa29.41 in, visibility 8 km5 mi, humidity 94%. |
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