Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Over 250 million face dangerous heat dome into 4th of July weekend. Click for details. Chevron right
Where will there be storms into 4th of July weekend? Click for the forecast. Chevron right

Big Arm, MT

62°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Big Arm

Montana

62°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
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
Big Arm, MT Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day 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 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Wednesday, July 15

Day

7/15
83°Hi
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
RealFeel Shade™ 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
Cloudy and humid; a little rain in the morning followed by a shower in spots in the afternoon

Max UV Index2.0 (Low)

WindENE 1 mph

Wind Gusts1 mph

Probability of Precipitation60%

Probability of Thunderstorms12%

Precipitation0.08 in

Rain0.08 in

Hours of Precipitation2

Hours of Rain2

Cloud Cover98%

Morning

Afternoon

Night

7/15
59°Lo
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Mostly cloudy with a touch of rain late

WindNE 2 mph

Wind Gusts4 mph

Probability of Precipitation56%

Probability of Thunderstorms0%

Precipitation0.03 in

Rain0.03 in

Hours of Precipitation1.5

Hours of Rain1.5

Cloud Cover74%

Evening

Overnight

Sun & Moon

15 hrs 38 mins
Rise 5:54 AM
Set 9:32 PM
Waxing Crescent
Rise 7:19 AM
Set 10:40 PM

Temperature History

7/15
High
Low
Forecast
83°
59°
Average
83°
48°
Last Year
65°
51°
Record
96°
2007
38°
1913

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Fourth of July week furnace: Dangerous heat dome for 250 million

25 minutes ago

Severe Weather

Thunderstorms to circle massive heat furnace into Fourth of July

6 hours ago

Astronomy

A viral sunset and dueling meteor showers are coming in July

21 hours ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Heat forces officials to change Fan Fest hours in Philadelphia

1 hour ago

Weather Forecasts

Fourth of July weather forecast: Heat, storms and smoke ahead

6 hours ago

 More Stories

Featured Stories

Astronomy

Asteroid Day marks 1908 impact as scientists ready for new discoveries

1 day ago

Weather News

Chicks fly from nest of famous California eagles Jackie and Shadow

1 day ago

Weather News

Venezuela death toll surges as crews search after earthquakes

3 days ago

Recreation

12-year-old injured by bison in Yellowstone National Park

2 days ago

Weather News

At least 4 dead in Kentucky floods with more rainfall on the way

3 days ago
World North America United States Montana Big Arm

Weather Near Big Arm:

  • Evergreen, MT
  • Kalispell, MT
  • Missoula, 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 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

...

...

...