Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Dangerous storm prompts evacuations, flood danger for California. Get the latest. Chevron right
Snowstorm looms for Northeast on Friday, Saturday. Get the forecast. Chevron right

Jefferson Island, MT

42°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Jefferson Island

Montana

42°
No results found.
Try searching for a city, zip code or point of interest.
settings
Jefferson Island, MT 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

Hourly

Daily Radar MinuteCast® Monthly Air Quality Health & Activities

2 PM

43°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™44°

WindE 5 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts7 mph

Humidity63%

Indoor Humidity40% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling19500 ft

3 PM

44°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™46°

WindNE 4 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts5 mph

Humidity64%

Indoor Humidity41% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling17000 ft

4 PM

43°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™44°

WindSE 2 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts4 mph

Humidity68%

Indoor Humidity42% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling15800 ft

5 PM

41°
RealFeel® 43°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

WindS 2 mph

Air QualityFair

Wind Gusts2 mph

Humidity74%

Indoor Humidity42% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling14600 ft

6 PM

39°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

WindWSW 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity79%

Indoor Humidity41% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover93%

Visibility10 mi

Cloud Ceiling15800 ft

7 PM

36°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindWSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity87%

Indoor Humidity41% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover85%

Visibility10 mi

Cloud Ceiling17200 ft

8 PM

33°
RealFeel® 31°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity96%

Indoor Humidity40% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling18400 ft

9 PM

32°
RealFeel® 30°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity98%

Indoor Humidity40% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling22300 ft

10 PM

31°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity97%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover83%

Visibility10 mi

Cloud Ceiling26100 ft

11 PM

30°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity97%

Indoor Humidity38% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Thursday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Dangerous storm to flood California before Christmas

15 minutes ago

Weather News

Dense fog hampers search after deadly plane crash into Galveston Bay

4 hours ago

Weather News

California evacuation orders issued ahead of new storm after fatal flo...

2 hours ago

Winter Weather

Late-week snowstorm looms for part of Northeast, including NYC

17 minutes ago

Weather Forecasts

Warmest Christmas on record likely in part of US

1 hour ago

More Stories

Featured Stories

Recreation

Big Bend National Park asks visitors to stop treating it like a ‘trash...

29 minutes ago

Astronomy

The upsidedown moon: Why the moon looks odd on the other side of the w...

13 minutes ago

Weather News

NPS seeking tips to help find missing 26-year-old woman

1 day ago

Astronomy

These are the top 3 astronomy stories of 2025

1 day ago

Weather News

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

1 day ago

World North America United States Montana Jefferson Island

Weather Near Jefferson Island:

  • Anaconda, MT
  • Bozeman, MT
  • Butte, MT
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

...

...

...