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

Thunder Bay, Ontario

4°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Thunder Bay

Ontario

4°
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

WinterCast

An inch or two

Fri, 12/19, 9:00 PM - Sat, 12/20, 5:00 AM

Snow

8 PM

8°
RealFeel® -5°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 45%
Chevron down
Cloudy

WindSSE 9 mph

Air QualityExcellent

Wind Gusts17 mph

Humidity99%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling1500 ft

9 PM

11°
RealFeel® -7°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 49%
Chevron down
Snow

WindSSE 12 mph

Air QualityExcellent

Wind Gusts23 mph

Humidity94%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Snow0.1

Visibility3 mi

Cloud Ceiling1500 ft

10 PM

13°
RealFeel® -6°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 52%
Chevron down
Snow

WindSSE 14 mph

Air QualityExcellent

Wind Gusts28 mph

Humidity96%

Indoor Humidity26% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Snow0.3

Visibility2 mi

Cloud Ceiling1500 ft

11 PM

16°
RealFeel® -5°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 48%
Chevron down
Snow

WindSSE 15 mph

Air QualityExcellent

Wind Gusts29 mph

Humidity98%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Snow0.1

Visibility3 mi

Cloud Ceiling1400 ft

Further Ahead

Tomorrow

Sunday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Christmas week US travelers to face stormy weather on West Coast

3 hours ago

Weather News

Largest wildlife overpass in North America opens across 6-lane highway

4 hours ago

Weather Forecasts

Heavy rain, flooding to focus on California leading up to Christmas

3 hours ago

Winter Weather

What are the snowiest cities in the US?

1 day ago

Winter Weather

White Christmas forecast 2025: Storm may deliver last-minute snow

2 days ago

 More Stories

Featured Stories

Weather News


Los Angeles wildfires linked to spike in heart, lung emergencies

8 hours ago

Astronomy

Satellite ‘Crash Clock’ shows orbit 2.8 days from potential disaster

2 days ago

Weather News

Why the weirdest sea level changes on Earth are happening off the coas...

1 day ago

Weather News

Is it safe to eat snow? Here's what the science says

2 days ago

Astronomy

Interstellar comet 3I/ATLAS swings by Earth this week

8 hours 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

...

...

...