For Business
|
Warnings
Data Suite
Forensics
Advertising
Superior Accuracy™

High-risk tornado outbreak unfolds across the Plains. Click for the forecast.

Heat wave brings summerlike weather to the East. See how hot it will get this week.

Sinclair, WY

Location

Location News Videos

Use Current Location

Recent

Sinclair

Wyoming

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.

Have an account already? Log In

settings

Sinclair, WY 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 WinterCast

Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

WinterCast

6 - 10 in

Sun, 5/17, 9:00 PM - Mon, 5/18, 8:00 PM

Snow

2 PM

28°

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.

59%

Flurries

Winter Storm Warning

12:00 AM Monday - 6:00 PM Monday

RealFeel Shade™7°

WindNNE 24 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts32 mph

Humidity98%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Snowtrace

Visibility10 mi

Cloud Ceiling1100 ft

3 PM

28°

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.

49%

Cloudy

Winter Storm Warning

12:00 AM Monday - 6:00 PM Monday

RealFeel Shade™8°

WindNNE 22 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts29 mph

Humidity99%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling1000 ft

4 PM

27°

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.

47%

Cloudy

Winter Storm Warning

12:00 AM Monday - 6:00 PM Monday

RealFeel Shade™9°

WindNNE 20 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts28 mph

Humidity99%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling1300 ft

5 PM

27°

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.

52%

Flurries

Winter Storm Warning

12:00 AM Monday - 6:00 PM Monday

RealFeel Shade™11°

WindNNE 16 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts27 mph

Humidity99%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Snow0.08 in

Visibility6 mi

Cloud Ceiling1600 ft

6 PM

28°

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.

54%

Flurries

Freeze Warning

6:00 PM Monday - 12:00 PM Tuesday

RealFeel Shade™13°

WindNNE 14 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts22 mph

Humidity96%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Snow0.09 in

Visibility6 mi

Cloud Ceiling1900 ft

7 PM

29°

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.

54%

Flurries

Freeze Warning

6:00 PM Monday - 12:00 PM Tuesday

RealFeel Shade™16°

WindNNE 12 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts17 mph

Humidity92%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover94%

Snow0.08 in

Visibility6 mi

Cloud Ceiling2400 ft

8 PM

28°

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.

22%

Cloudy

Freeze Warning

6:00 PM Monday - 12:00 PM Tuesday

RealFeel Shade™19°

WindNNE 9 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts13 mph

Humidity93%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling3100 ft

9 PM

28°

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.

17%

Cloudy

Freeze Warning

6:00 PM Monday - 12:00 PM Tuesday

WindNNE 8 mph

Air QualityExcellent

Wind Gusts9 mph

Humidity93%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling3700 ft

10 PM

26°

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.

17%

Cloudy

Freeze Warning

6:00 PM Monday - 12:00 PM Tuesday

WindNNE 7 mph

Air QualityExcellent

Wind Gusts8 mph

Humidity94%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2500 ft

11 PM

25°

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.

17%

Cloudy

Freeze Warning

6:00 PM Monday - 12:00 PM Tuesday

WindNNW 7 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity94%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling1400 ft

Hourly Weather Forecast for Sinclair

AccuWeather's hourly forecast for Sinclair provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 28° with a RealFeel® of 9°, flurries with a 59% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Wednesday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

High-risk tornado outbreak unfolds across Plains into Monday night

9 minutes ago

Weather Forecasts

Heat wave to complete spring weather whiplash, worsen drought in East

26 minutes ago

Severe Weather

Tornadoes charge through Plains, Midwest, ripping apart homes in Nebra...

50 minutes ago

Astronomy

Crescent moon is about to join Venus and Jupiter in evening sky

6 hours ago

Weather Forecasts

Memorial Day weekend: Downpours, storms from Texas to New England

51 minutes ago

Featured Stories

Astronomy

Watch an asteroid safely pass close to Earth on Monday

4 hours ago

Severe Weather

10 types of tornadoes that occur in the US

6 hours ago

Astronomy

SpaceX poised for first Starship flight test of 2026

2 days ago

Severe Weather

Does a green sky mean a tornado is coming?

6 hours ago

Climate

Turkmenistan's fiery 'Gates of Hell' crater is dimming

3 days ago

World North America United States Wyoming Sinclair

Weather Near Sinclair:

Boulder, CO
Denver, CO
Fort Collins, CO

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

...

...

...