Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Significant September Nor’easter is brewing for the East Coast. Click for details. Chevron right
Hurricane Polo is forecast to become Category 5 storm. Click for details. Chevron right

Rapid Valley, SD

57°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Rapid Valley

South Dakota

57°
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
Rapid Valley, SD 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
Monday, September 21

Day

9/21
59°Hi
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
RealFeel Shade™ 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Considerable cloudiness with a brief shower or two; cool

Max UV Index2.0 (Low)

AccuLumen Brightness Index™3 (Dull)

WindESE 8 mph

Wind Gusts16 mph

Probability of Precipitation86%

Probability of Thunderstorms17%

Precipitation0.04 in

Rain Amount0.04 in

Total Hours of Precipitation3

Total Hours of Rain3

Cloud Cover84%

Morning

Afternoon

Night

9/21
50°Lo
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Overcast

WindSE 10 mph

Wind Gusts14 mph

Probability of Precipitation25%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover96%

Evening

Overnight

Sun & Moon

12 hrs 14 mins
Rise 6:39 AM
Set 6:53 PM
Waxing Gibbous
Rise 4:44 PM
Set 2:05 AM

Temperature History

9/21
High
Low
Forecast
59°
50°
Average
74°
44°
Last Year
83°
48°
Record
93°
1922
23°
1995

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Significant September Nor’easter: Storm to cause coastal flooding

47 minutes ago

Hurricane

Hurricane Polo to rapidly strengthen and threaten Mexico's west coast

23 minutes ago

Severe Weather

Rare high-elevation tornado in Utah mountains at 7,500 feet

2 hours ago

Weather News

These cities have had more 100+ degree days this year than ever

3 days ago

Hurricane

Tropical Storm Fay to fade before becoming a hurricane

22 minutes ago

 More Stories

Featured Stories

Astronomy

Harvest Moon 2026: When to see September’s full moon

57 minutes ago

Recreation

Body of missing hiker recovered in Washington's Olympic National Park

1 hour ago

Climate

El Niño is coming for California's beachfront homes and highways

4 days ago

Travel

7 places on Earth that look AI-generated but are real

5 days ago

Recreation

Man and his dog found alive after 7 days in remote Wyoming wilderness

5 days ago
World North America United States South Dakota Rapid Valley

Weather Near Rapid Valley:

  • Cheyenne, WY
  • Rapid City, SD
  • Sheridan, WY
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

...

...

...