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

Thunder Bay, Ontario

8°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Thunder Bay

Ontario

8°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

WinterCast

Little to no accumulation

Fri, 3/6, 10:00 AM - Fri, 3/6, 6:00 PM

Snow

10 AM

14°
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 20%
Chevron down
Partly sunny

RealFeel Shade™2°

WindSSW 10 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts17 mph

Humidity100%

Indoor Humidity26% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

20°
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 20%
Chevron down
Intermittent clouds

RealFeel Shade™8°

WindSSW 12 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts18 mph

Humidity85%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover51%

Visibility10 mi

Cloud Ceiling6300 ft

12 PM

27°
RealFeel® 20°
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 14%
Chevron down
Partly sunny

RealFeel Shade™15°

WindSW 13 mph

Air QualityFair

Max UV Index3.0 (Moderate)

Wind Gusts20 mph

Humidity66%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover37%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

32°
RealFeel® 22°
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 1%
Chevron down
Partly sunny

RealFeel Shade™18°

WindSW 15 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts25 mph

Humidity60%

Indoor Humidity30% (Dry)

Dew Point20° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover43%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

35°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

RealFeel Shade™23°

WindSW 15 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts24 mph

Humidity57%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover50%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

39°
RealFeel® 30°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

RealFeel Shade™28°

WindSW 15 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts23 mph

Humidity54%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover58%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

38°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

RealFeel Shade™27°

WindSW 14 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts21 mph

Humidity59%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

37°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

RealFeel Shade™28°

WindSW 12 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts20 mph

Humidity61%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover72%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

35°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 3%
Chevron down
Mostly cloudy

RealFeel Shade™26°

WindSW 10 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts18 mph

Humidity66%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover80%

Visibility10 mi

Cloud Ceiling29400 ft

7 PM

32°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 6%
Chevron down
Mostly cloudy

WindSW 6 mph

Air QualityFair

Wind Gusts13 mph

Humidity72%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling29400 ft

8 PM

29°
RealFeel® 25°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 6%
Chevron down
Mostly cloudy

WindWSW 6 mph

Air QualityFair

Wind Gusts12 mph

Humidity78%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling17900 ft

9 PM

26°
RealFeel® 21°
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 6 mph

Air QualityFair

Wind Gusts12 mph

Humidity82%

Indoor Humidity32% (Dry)

Dew Point21° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling13600 ft

10 PM

24°
RealFeel® 19°
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

WindWNW 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity87%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover91%

Visibility10 mi

Cloud Ceiling13600 ft

11 PM

23°
RealFeel® 19°
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

WindWNW 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity87%

Indoor Humidity30% (Dry)

Dew Point20° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover93%

Visibility10 mi

Cloud Ceiling13600 ft

Further Ahead

Tomorrow

Wednesday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Severe storms, flooding risk to ramp up in the Plains, Ohio Valley

4 hours ago

Astronomy

March’s total lunar eclipse will turn the moon red, here’s how to watc...

29 minutes ago

Winter Weather

Brief bursts of winter ahead of warmup across Midwest, Northeast

4 hours ago

Recreation

Battleship evacuated after walkway collapses in high winds

52 minutes ago

Weather News

106 degrees in Texas may be new record for U.S. winter

2 days ago

 More Stories

Featured Stories

Winter Weather

Rhode Island student dies while charging phone in car during blizzard

2 days ago

Weather News

After heartbreaking loss, famous eagle Jackie lays new egg

3 days ago

Astronomy

March adds daylight fast, a change bigger than most people realize

1 hour ago

Weather News

A 4-month-old bird flew over 8,000 miles nonstop across the Pacific

4 days ago

Astronomy

Webb reveals Uranus’s upper atmosphere in unprecedented detail

4 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 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 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
© 2026 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

...

...

...