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Thunder Bay, Ontario

34°F
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Thunder Bay

Ontario

34°
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Thunder Bay, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today WinterCast

Hourly

 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

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WinterCast

Little to no accumulation

Wed, 4/29, 8:00 PM - Thu, 4/30, 1:00 AM

Snow

3 AM

32°
RealFeel® 29°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 2%
Chevron down
Mostly clear

WindNW 6 mph

Air QualityFair

Wind Gusts15 mph

Humidity98%

Indoor Humidity40% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

32°
RealFeel® 29°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 2%
Chevron down
Mostly clear

WindNW 6 mph

Air QualityFair

Wind Gusts15 mph

Humidity93%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

32°
RealFeel® 29°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 2%
Chevron down
Mostly clear

WindNW 6 mph

Air QualityFair

Wind Gusts14 mph

Humidity92%

Indoor Humidity38% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

32°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 2%
Chevron down
Partly cloudy

WindNW 6 mph

Air QualityFair

Wind Gusts14 mph

Humidity92%

Indoor Humidity38% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover39%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

33°
RealFeel® 31°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 5%
Chevron down
Partly sunny

RealFeel Shade™31°

WindNW 6 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts13 mph

Humidity87%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

34°
RealFeel® 32°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 36%
Chevron down
Intermittent clouds

RealFeel Shade™32°

WindNW 7 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts12 mph

Humidity83%

Indoor Humidity38% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling6200 ft

9 AM

36°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 40%
Chevron down
Mostly cloudy w/ flurries

RealFeel Shade™30°

WindNW 7 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts15 mph

Humidity76%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Snowtrace

Visibility10 mi

Cloud Ceiling6200 ft

10 AM

38°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 36%
Chevron down
Intermittent clouds

RealFeel Shade™33°

WindNW 8 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts18 mph

Humidity68%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling6200 ft

11 AM

40°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 39%
Chevron down
Intermittent clouds

RealFeel Shade™34°

WindNW 8 mph

Air QualityExcellent

Max UV Index2.4 (Low)

Wind Gusts20 mph

Humidity63%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling6200 ft

12 PM

41°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 46%
Chevron down
Intermittent clouds

RealFeel Shade™35°

WindNW 8 mph

Air QualityExcellent

Max UV Index2.9 (Moderate)

Wind Gusts20 mph

Humidity59%

Indoor Humidity36% (Dry)

Dew Point28° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4700 ft

1 PM

41°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 55%
Chevron down
Mostly cloudy w/ flurries

RealFeel Shade™35°

WindWNW 8 mph

Air QualityExcellent

Max UV Index2.8 (Moderate)

Wind Gusts20 mph

Humidity57%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Snowtrace

Visibility10 mi

Cloud Ceiling4700 ft

2 PM

42°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

RealFeel Shade™37°

WindWNW 8 mph

Air QualityExcellent

Max UV Index1.6 (Low)

Wind Gusts20 mph

Humidity56%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling4700 ft

3 PM

43°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™38°

WindWNW 8 mph

Air QualityExcellent

Max UV Index1.3 (Low)

Wind Gusts20 mph

Humidity53%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling4700 ft

4 PM

44°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

RealFeel Shade™40°

WindNW 8 mph

Air QualityExcellent

Max UV Index1.0 (Low)

Wind Gusts20 mph

Humidity52%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling4700 ft

5 PM

45°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 58%
Chevron down
Showers

RealFeel Shade™39°

WindNW 8 mph

Air QualityExcellent

Max UV Index0.6 (Low)

Wind Gusts20 mph

Humidity50%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.02 in

Visibility6 mi

Cloud Ceiling4700 ft

6 PM

44°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™39°

WindNW 8 mph

Air QualityExcellent

Max UV Index0.4 (Low)

Wind Gusts18 mph

Humidity52%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling4700 ft

7 PM

43°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 58%
Chevron down
Showers

RealFeel Shade™36°

WindNNW 8 mph

Air QualityExcellent

Max UV Index0.2 (Low)

Wind Gusts17 mph

Humidity53%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.02 in

Visibility6 mi

Cloud Ceiling4700 ft

8 PM

42°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 53%
Chevron down
Rain and snow

RealFeel Shade™35°

WindNNW 8 mph

Air QualityExcellent

Max UV Index0.0 (Low)

Wind Gusts16 mph

Humidity56%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.02 in

Snowtrace

Visibility6 mi

Cloud Ceiling4700 ft

9 PM

40°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™36°

WindNNW 7 mph

Air QualityExcellent

Max UV Index0.0 (Low)

Wind Gusts15 mph

Humidity61%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling4700 ft

10 PM

39°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 45%
Chevron down
Cloudy

WindNNW 7 mph

Air QualityExcellent

Wind Gusts14 mph

Humidity67%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling4700 ft

11 PM

36°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy

WindNNW 6 mph

Air QualityExcellent

Wind Gusts14 mph

Humidity74%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling3300 ft

Hourly Weather Forecast for Thunder Bay

AccuWeather's hourly forecast for Thunder Bay provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 32° with a RealFeel® of 29°, mostly clear with a 2% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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