Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Spring is right around the corner, but when will it start to feel warm? Read the US spring forecast. Chevron right
Biggest snowstorm in decades headed for North Carolina. See the forecast. Chevron right

Sidney, MT

12°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sidney

Montana

12°
No results found.
Try searching for a city, zip code or point of interest.
Create Account Unlock extended daily forecasts and additional saved locations — all with your free account.
Let's Go Chevron right
Have an account already? Login
settings
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 WinterCast

Hourly

Daily Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

WinterCast

A coating to an inch

Wed, 1/28, 7:00 PM - Thu, 1/29, 7:00 PM

Snow

Trace - 0.05 in

Sat, 1/31, 5:00 AM - Sat, 1/31, 6:00 AM

Ice

6 AM

13°
RealFeel® 7°
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 35%
Chevron down
Intermittent clouds

WindNE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity88%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover67%

Visibility5 mi

Cloud Ceiling1400 ft

7 AM

13°
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 42%
Chevron down
Mostly cloudy

WindNNE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity89%

Indoor Humidity24% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover82%

Visibility10 mi

Cloud Ceiling5100 ft

8 AM

14°
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 46%
Chevron down
Flurries

RealFeel Shade™9°

WindNNE 6 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts7 mph

Humidity85%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Snow0.05 in

Visibility6 mi

Cloud Ceiling6500 ft

9 AM

15°
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 46%
Chevron down
Flurries

RealFeel Shade™11°

WindNNE 6 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts7 mph

Humidity85%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Snow0.05 in

Visibility10 mi

Cloud Ceiling5500 ft

10 AM

17°
RealFeel® 15°
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 35%
Chevron down
Cloudy

RealFeel Shade™15°

WindNNE 6 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts6 mph

Humidity83%

Indoor Humidity25% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling4600 ft

11 AM

18°
RealFeel® 16°
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 42%
Chevron down
Flurries

RealFeel Shade™16°

WindNNE 5 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts6 mph

Humidity81%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Snow0.05 in

Visibility6 mi

Cloud Ceiling3700 ft

12 PM

20°
RealFeel® 17°
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 39%
Chevron down
Cloudy

RealFeel Shade™17°

WindNE 6 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts7 mph

Humidity81%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling3400 ft

1 PM

20°
RealFeel® 16°
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 48%
Chevron down
Cloudy

RealFeel Shade™16°

WindNE 7 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts8 mph

Humidity84%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling3100 ft

2 PM

21°
RealFeel® 14°
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 52%
Chevron down
Flurries

RealFeel Shade™14°

WindNE 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts9 mph

Humidity86%

Indoor Humidity28% (Very Dry)

Dew Point17° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Snow0.05 in

Visibility6 mi

Cloud Ceiling2800 ft

3 PM

22°
RealFeel® 14°
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 52%
Chevron down
Flurries

RealFeel Shade™14°

WindNE 7 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts10 mph

Humidity84%

Indoor Humidity29% (Very Dry)

Dew Point17° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Snowtrace

Visibility10 mi

Cloud Ceiling3100 ft

4 PM

20°
RealFeel® 15°
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 43%
Chevron down
Cloudy

RealFeel Shade™15°

WindNE 6 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts10 mph

Humidity89%

Indoor Humidity29% (Very Dry)

Dew Point17° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3400 ft

5 PM

19°
RealFeel® 14°
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 52%
Chevron down
Flurries

WindENE 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity91%

Indoor Humidity28% (Very Dry)

Dew Point17° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Snow0.05 in

Visibility6 mi

Cloud Ceiling3700 ft

6 PM

18°
RealFeel® 13°
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 52%
Chevron down
Flurries

WindENE 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity92%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Snow0.05 in

Visibility6 mi

Cloud Ceiling3700 ft

7 PM

17°
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 25%
Chevron down
Cloudy

WindENE 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity93%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3700 ft

8 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 20%
Chevron down
Cloudy

WindE 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity90%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3700 ft

9 PM

17°
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 20%
Chevron down
Cloudy

WindE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity88%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling3700 ft

10 PM

17°
RealFeel® 8°
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
Cloudy

WindE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity85%

Indoor Humidity26% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling3700 ft

11 PM

17°
RealFeel® 7°
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
Cloudy

WindE 9 mph

Air QualityFair

Wind Gusts10 mph

Humidity85%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling3700 ft

Further Ahead

Tomorrow

Saturday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Spring forecast: Wintry weather isn’t finished yet in parts of the US

15 hours ago

Winter Weather

Bomb cyclone could bring heaviest snow in decades to North Carolina

2 hours ago

Winter Weather

100 miles of traffic stuck on icy Mississippi interstates

17 hours ago

Winter Weather

"Severe winter of 2025-26" to continue for weeks in Midwest, Northeast

1 hour ago

Winter Weather

50 dead after winter storm snarls travel, brings severe ice, snow

17 hours ago

More Stories

Featured Stories

Astronomy

How record-setting cold contributed to Challenger disaster

22 hours ago

Winter Weather

Will Phil see his shadow on Monday? Groundhog Day predictions

23 hours ago

Astronomy

The February shift that makes winter feel different

21 hours ago

Recreation

Free solo climber conquers one of the world’s tallest buildings

2 days ago

Weather News

At least 18 killed, two dozen missing after ferry sinks in Philippines

2 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

...

...

...