Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Rounds of severe weather to ramp up later this week. Get the details. Chevron right
Brief bursts of winter ahead of next warmup. Get the forecast. Chevron right

Sidney, MT

51°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sidney

Montana

51°
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
Sidney, 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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

3 PM

52°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™51°

WindSSE 6 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts7 mph

Humidity42%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling32400 ft

4 PM

49°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™48°

WindENE 5 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts7 mph

Humidity42%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

45°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™44°

WindNNE 5 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts7 mph

Humidity53%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover60%

Visibility10 mi

Cloud Ceiling29900 ft

6 PM

40°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindNNE 5 mph

Air QualityFair

Wind Gusts8 mph

Humidity63%

Indoor Humidity37% (Dry)

Dew Point29° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover52%

Visibility10 mi

Cloud Ceiling29900 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 clear

WindN 5 mph

Air QualityExcellent

Wind Gusts8 mph

Humidity69%

Indoor Humidity36% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover28%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

32°
RealFeel® 32°
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 clear

WindN 5 mph

Air QualityExcellent

Wind Gusts8 mph

Humidity77%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

29°
RealFeel® 29°
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 clear

WindNNW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity85%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

27°
RealFeel® 27°
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 clear

WindNW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity89%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

26°
RealFeel® 25°
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 clear

WindWNW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity94%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 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 to rumble in central U.S. into this weekend

1 hour ago

Astronomy

Total lunar eclipse will turn the moon red Monday night

6 hours ago

Winter Weather

Brief bursts of winter ahead of warmup across Midwest, Northeast

2 hours ago

Severe Weather

Flood risk to accompany rounds of severe weather in central US

1 hour ago

Winter Weather

1966 blizzard provided 'North Dakota's most famous photo'

2 hours ago

 More Stories

Featured Stories

Winter Weather

The fences that saved Wyoming big money and cut crashes by 70%

5 hours ago

Travel

2 rescued after hot air balloon crashes, dangles from Texas cell tower

5 hours ago

Astronomy

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

8 hours ago

Winter Weather

Rhode Island student dies while charging phone in car during blizzard

3 days ago

Weather News

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

5 days ago
World North America United States Montana Sidney

Weather Near Sidney:

  • Bismarck, ND
  • Mandan, ND
  • Minot, ND
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

...

...

...