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

WinterCast

A coating to an inch

Tue, 12/2, 5:00 PM - Wed, 12/3, 5:00 AM

Snow

12 PM

19°
RealFeel® 9°
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 34%
Chevron down
Cloudy

RealFeel Shade™9°

WindWSW 9 mph

Air QualityExcellent

Max UV Index0.4 (Low)

Wind Gusts17 mph

Humidity68%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling1800 ft

1 PM

20°
RealFeel® 9°
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 34%
Chevron down
Cloudy

RealFeel Shade™9°

WindWSW 10 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts18 mph

Humidity59%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2500 ft

2 PM

20°
RealFeel® 10°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™10°

WindWSW 10 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts20 mph

Humidity55%

Indoor Humidity21% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2500 ft

3 PM

21°
RealFeel® 11°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™11°

WindWSW 9 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts18 mph

Humidity54%

Indoor Humidity21% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling28500 ft

4 PM

20°
RealFeel® 10°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™10°

WindWSW 9 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts17 mph

Humidity57%

Indoor Humidity21% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling28500 ft

5 PM

18°
RealFeel® 9°
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 34%
Chevron down
Cloudy

RealFeel Shade™9°

WindWSW 8 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts16 mph

Humidity61%

Indoor Humidity21% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling22300 ft

6 PM

16°
RealFeel® 10°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 24%
Chevron down
Cloudy

WindW 7 mph

Air QualityFair

Wind Gusts14 mph

Humidity67%

Indoor Humidity21% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling17200 ft

7 PM

19°
RealFeel® 12°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

WindW 7 mph

Air QualityFair

Wind Gusts12 mph

Humidity61%

Indoor Humidity22% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling13000 ft

8 PM

18°
RealFeel® 10°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

WindW 7 mph

Air QualityFair

Wind Gusts13 mph

Humidity64%

Indoor Humidity22% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling13000 ft

9 PM

18°
RealFeel® 11°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

WindW 7 mph

Air QualityExcellent

Wind Gusts13 mph

Humidity65%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling12900 ft

10 PM

17°
RealFeel® 10°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

WindW 7 mph

Air QualityExcellent

Wind Gusts14 mph

Humidity65%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling12900 ft

11 PM

16°
RealFeel® 9°
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 6%
Chevron down
Cloudy

WindW 7 mph

Air QualityFair

Wind Gusts14 mph

Humidity69%

Indoor Humidity22% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling12900 ft

Further Ahead

Tomorrow

Wednesday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

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

6 minutes ago

Severe Weather

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

1 hour ago

Astronomy

Top astronomy events in December: Supermoon, Geminid meteor shower

3 days ago

Heavy snow causes pileup on Interstate 70

9 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

...

...

...