THUNDER BAY – WEATHER – Thunder Bay is getting a calmer Easter Sunday, but it is not a warm one. At 10:00 AM EDT, conditions at Thunder Bay Airport were partly cloudy and -2°C, with a temperature of -1.8°C, pressure at 101.6 kPa and rising, humidity at 55 percent, and a northwest wind at 15 km/h gusting to 28 km/h.
There are no weather alerts in effect for both the region and across the province.
The wind chill is at -7, even with visibility sitting at a good 32 kilometres.
Today’s Weather Overview
Current Conditions
Environment Canada says a few flurries will end early this morning, followed by a mix of sun and cloud this afternoon. The high is forecast to reach 4°C, with a northwest wind at 20 km/h gusting to 40 and a morning wind chill near -12 before conditions ease later in the day. For Easter Sunday, that means brighter skies than Saturday, but still a definite jacket day.
Tomorrow’s Forecast
Expected Conditions
Tonight turns colder and a little more unsettled again. Environment Canada calls for partly cloudy skies with a 30 percent chance of flurries late this evening and after midnight, with flurries beginning overnight and about 2 cmpossible. Winds will become north 30 km/h gusting to 50 before morning, and the low will drop to -8°C, with a wind chill near -13 overnight.
Monday, April 6 looks much colder than Sunday. Flurries are expected to end in the morning, followed by mainly cloudy skies and a 30 percent chance of more flurries. Another 2 cm is possible, the high will only reach -5°C, and the wind chill will make it feel like -17 in the morning and -12 in the afternoon. Monday night then clears out and drops sharply to -16°C.
Tuesday, April 7 brings a better-looking day with sunny skies and a high of 2°C, though Tuesday night turns cloudier with a 40 percent chance of flurries and a low of -5°C. By Wednesday, April 8, periods of snow return with a high of 3°C, followed by a cloudy night and a low of -3°C.
Wardrobe Recommendations
For Easter Sunday in Thunder Bay, winter gear is still not fully off the table. A warm jacket, gloves for the morning, and footwear with decent grip are still a smart call, especially with the wind chill below zero early in the day. Monday will need heavier layers again, with the colder air and gusty north wind making it feel much more like winter than spring.
Weather Trivia
Environment Canada lists Thunder Bay’s normals for this time of year at 7°C for the daytime high and -5°C for the overnight low. So while today’s 4°C high is a bit cool for early April, Monday’s -5°C daytime high is the bigger reminder that winter can still hang around well after the calendar says spring.
Summary: Thunder Bay weather for Easter Sunday, April 5, 2026: partly cloudy and -2°C this morning, a mix of sun and cloud this afternoon, then flurries overnight before a much colder Monday.
