Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™

Thunder Bay, Ontario

18°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Thunder Bay

Ontario

18°
No results found.
Try searching for a city, zip code or point of interest.
settings
Thunder Bay, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today

WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Mon, Dec 1

Mostly cloudy and cold Hi: 21°

Tonight: Cold; cloudy this evening, then partly cloudy late Lo: 7°

Current Weather

10:50 AM

18°F
RealFeel® 12°
Cloudy More Details
RealFeel Shade™ 11°
Wind WSW 7 mph
Wind Gusts 17 mph
Air Quality Excellent

Looking Ahead

Snowfall from tomorrow afternoon into late tomorrow night will total a coating to an inch

WinterCast®

Started
Late Sun Night - Mon Morning

Snow

Ending 9 minutes

Thunder Bay Weather Radar

Thunder Bay Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

11 AM 16°
rain drop 20%
12 PM 18°
rain drop 16%
1 PM 19°
rain drop 7%
2 PM 20°
rain drop 7%
3 PM 21°
rain drop 7%
4 PM 19°
rain drop 7%
5 PM 18°
rain drop 7%
6 PM 16°
rain drop 5%
7 PM 19°
rain drop 1%
8 PM 18°
rain drop 1%
9 PM 18°
rain drop 1%
10 PM 17°
rain drop 1%

10-Day Weather Forecast

Today

12/1

21° 7°

Mostly cloudy and cold

Night: Turning out clear and cold

25%

Tue

12/2

25° 14°

Some snow in the afternoon

Snow and flurries

55%

Wed

12/3

19° -6°

Sunny and breezy

Very cold; breezy early

3%

Thu

12/4

16° 13°

Clouding up; very cold

Snow and flurries at times

7%

Fri

12/5

21° 0°

Cloudy

Mainly cloudy and colder

25%

Sat

12/6

14° -4°

Very cold with plenty of sun

Clear and very cold

5%

Sun

12/7

7° -7°

Very cold with plenty of sun

Increasing clouds; very cold

4%

Mon

12/8

10° 7°

Very cold with clouds and sun

Overcast

4%

Tue

12/9

19° 13°

Mostly cloudy and cold

Cloudy with snow late

20%

Wed

12/10

18° 8°

Cold with periods of snow

Low clouds

61%

Sun & Moon

8 hrs 38 mins
Rise 8:27 AM
Set 5:05 PM
Waxing Gibbous
Rise 2:43 PM
Set 5:33 AM

Air Quality

See More
Air Quality Excellent

The air quality is ideal for most individuals; enjoy your normal outdoor activities.

Allergy Outlook

See All
Dust & Dander Extreme Data is not supported in this location

Top Stories

Winter Weather

Winter storm to ring in December, bring snow from Midwest to Northeast

3 hours ago

Severe Weather

More than 1,100 killed as deadly storms cause flooding across Asia

48 minutes ago

Astronomy

Top astronomy events in December: Supermoon, Geminid meteor shower

3 days ago

Heavy snow causes pileup on Interstate 70

8 hours ago 0:28

Hurricane

Atlantic season ends with no US hurricane landfalls

1 hour ago

More Stories

Featured Stories

Astronomy

NASA Mars spacecraft flip maneuver challenges theory of underground la...

4 days ago

Recreation

National Parks to cost as much as Disney for some guests in 2026

4 days ago

Weather News

President pardons Gobble and Waddle, two lucky Thanksgiving turkeys

5 days ago

Astronomy

NASA reduces Boeing’s Starliner missions after fumbled test flight

6 days ago

Weather News

This volcano erupted for the first time in 10,000 years

6 days ago

World North America Canada Ontario Thunder Bay

Weather Near Thunder Bay:

  • Duluth, MN
  • Marquette, MI
  • Superior, WI
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2025 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...