Thunder Bay Weather: Misty Morning with Showers and Thunderstorm Risks

The Cruise Ship Viking Octantis arrived at the city of Thunder Bay last night
The Cruise Ship Viking Octantis arrived at the city of Thunder Bay last night

Current Conditions and Forecast Overview

Thunder BAY – WEATHER – As of 7:00 AM EDT on Wednesday, June 5, 2024, Thunder Bay Airport reports a temperature of 13°C under misty conditions. The barometric pressure is 99.7 kPa and falling, with a humidity level of 98%. Winds are blowing from the east at 15 km/h, providing visibility of 10 km.

The Viking Octantis is in port today at the Pool Six station at Marina Park. It arrived last evening to a crowd at the marina of hearty wellwishers who braved the cool winds.

The Thunder Bay Border Cats are playing at Port Arthur Stadium tonight. The Cats are in first place in the Great Plains Division of the Northwoods League. The team is 7-1 and will take on the rival Duluth Huskies. First Pitch is at 6:35 PM!

Today’s Weather: June 5, 2024

Morning to Afternoon:
The day will remain cloudy with showers beginning early this morning and ending by the afternoon. There is a risk of thunderstorms. Fog patches will dissipate late this morning, and the local rainfall amount could range from 10 to 20 mm. The high temperature will reach 19°C, and the UV index is moderate at 3.

Tonight, the sky will remain mainly cloudy with a 40% chance of showers and a continued risk of thunderstorms early in the evening. The temperature will drop to a low of 10°C.

Tomorrow’s Weather: June 6, 2024

Morning to Afternoon:
Thursday will be cloudy with a 70% chance of showers throughout the day. Winds will be from the west at 20 km/h. The high will be around 19°C, with a UV index of 5, indicating moderate sun exposure risk.

The night will remain cloudy with a 40% chance of showers, and temperatures will fall to a low of 11°C.

Extended Outlook

Friday, June 7, 2024:
The forecast for Friday includes continued cloudiness with a 30% chance of showers. The high will be around 17°C. In the evening, there will be cloudy periods with a 30% chance of showers, and the temperature will drop to a low of 10°C.

Historical Weather Trivia

On June 5 in Thunder Bay, the highest recorded temperature was 33.9°C in 1968, while the lowest recorded temperature was -1.2°C in 1971. These extremes highlight the variability in early June weather for the region.

Wardrobe Suggestions

For today’s weather, wear layered clothing to stay comfortable with the changing temperatures and potential for showers and thunderstorms. Light, breathable clothing is suitable for the daytime, but a rain jacket or umbrella will be useful for the showers expected. Waterproof footwear is also recommended due to the wet conditions.


Thunder Bay will experience a variety of weather conditions over the next couple of days, including mist, showers, and potential thunderstorms. Be prepared for quick changes, and ensure you have appropriate clothing and gear for both cool and rainy weather.

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