Thunder Bay Weather Forecast: April 8, 2024

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Shot on Friday afternoon looking out at Thunder Bay with Ice Breaker
Shot on Friday afternoon looking out at Thunder Bay with Ice Breaker

THUNDER BAY – WEATHER – Thunder Bay will experience a mostly cloudy morning, indicative of the early spring climate in the region. With observations from Thunder Bay Airport pointing to a day of clouds and potential showers, residents and visitors should prepare for a typical April week with fluctuating weather conditions.

Eclipse watchers are likely to be watching screens rather than the sky.

Today’s Weather Overview

Current Conditions

As the city wakes to a temperature of 4.0°C, the east-northeast wind blows at a brisk 22 km/h, contributing to a slightly cooler feel despite the mild temperature. The humidity level is at 73%, with a dew point of -0.4°C, suggesting a crispness in the air. Visibility is excellent at 24 kilometres, offering clear views despite the cloud cover.

The barometer is at 101.3 kPa and falling, hinting at the likelihood of the forecasted showers materializing later in the day.

Forecast Expected Conditions

The week ahead in Thunder Bay is set to continue with similar patterns of cloudiness and chances of precipitation, with temperatures showing a mild increase:

  • Today remains cloudy, with a 60 percent chance of showers by the afternoon. Winds are expected to shift to the east at 20 km/h. Temperatures will hover steady near 5°C, under a low UV index of 2.
  • Tonight the region will experience showers, with the wind easing off to a lighter pace in the evening. Temperatures will remain steady around 4°C.
  • Tuesday, April 9, promises mainly cloudy skies with a 60 percent chance of showers, warming up to a high of 12°C. The UV index increases slightly to a moderate 3. The night will be cloudy with a 30 percent chance of showers, with lows at a comfortable +3°C.
  • Wednesday, April 10, continues with cloudy skies and a 30 percent chance of showers during the day, reaching highs of 12°C. The likelihood of showers increases to 40 percent at night, with temperatures maintaining at +3°C.
  • Thursday, April 11, brings cloudy conditions with a 60 percent chance of showers throughout the day, and a high around 10°C. The night could see a mix of rain showers or flurries as temperatures dip to -1°C.

Wardrobe Recommendations

Given the expected weather, residents should consider wearing layers that can easily be adjusted with the changing conditions. Waterproof outerwear and sturdy, water-resistant footwear will be essential for navigating the anticipated showers. A warm hat and gloves might be necessary for the cooler mornings and the potentially chilly evening on Thursday.

Weather Trivia

Thunder Bay is known for its varied climate throughout the year, with spring often bringing a mix of late snow flurries and early rain showers, illustrating the transitional nature of the season in this part of Ontario.

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