Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Hawaii on alert for rare tropical threat. Click for the forecast. Chevron right
Tropical Storm Cristobal forms in the Atlantic. Click to see where it is heading. Chevron right

Cactus Flat, SD

66°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Cactus Flat

South Dakota

66°
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
Cactus Flat, 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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

2 AM

67°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Showers

WindE 9 mph

Air QualityFair

Wind Gusts9 mph

Humidity90%

Indoor Humidity87% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.03 in

Visibility10 mi

Cloud Ceiling9000 ft

3 AM

66°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity92%

Indoor Humidity85% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling10800 ft

4 AM

66°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

WindE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity91%

Indoor Humidity84% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling8400 ft

5 AM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 33%
Chevron down
Cloudy

WindENE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity91%

Indoor Humidity83% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling5900 ft

6 AM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 33%
Chevron down
Cloudy

RealFeel Shade™63°

WindENE 8 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts9 mph

Humidity92%

Indoor Humidity82% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling3500 ft

7 AM

66°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 39%
Chevron down
Cloudy

RealFeel Shade™64°

WindENE 8 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts9 mph

Humidity91%

Indoor Humidity85% (Humid)

Dew Point63° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling3400 ft

8 AM

67°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

RealFeel Shade™63°

WindENE 9 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts9 mph

Humidity88%

Indoor Humidity86% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Rain0.05 in

Visibility5 mi

Cloud Ceiling3200 ft

9 AM

69°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™68°

WindE 9 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts10 mph

Humidity86%

Indoor Humidity86% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling3100 ft

10 AM

70°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

RealFeel Shade™69°

WindE 9 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts10 mph

Humidity81%

Indoor Humidity81% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling4400 ft

11 AM

72°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™70°

WindE 10 mph

Air QualityPoor

Max UV Index1.9 (Low)

Wind Gusts13 mph

Humidity76%

Indoor Humidity76% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling5700 ft

12 PM

74°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™71°

WindE 12 mph

Air QualityPoor

Max UV Index2.6 (Moderate)

Wind Gusts15 mph

Humidity72%

Indoor Humidity72% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling7100 ft

1 PM

75°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™73°

WindE 12 mph

Air QualityPoor

Max UV Index3.0 (Moderate)

Wind Gusts17 mph

Humidity68%

Indoor Humidity68% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling8700 ft

2 PM

76°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™74°

WindE 13 mph

Air QualityPoor

Max UV Index2.8 (Moderate)

Wind Gusts21 mph

Humidity64%

Indoor Humidity64% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling10300 ft

3 PM

77°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™74°

WindESE 13 mph

Air QualityPoor

Max UV Index2.2 (Low)

Wind Gusts23 mph

Humidity62%

Indoor Humidity62% (Humid)

Dew Point63° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling12000 ft

4 PM

78°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 37%
Chevron down
Cloudy

RealFeel Shade™75°

WindESE 14 mph

Air QualityPoor

Max UV Index1.8 (Low)

Wind Gusts25 mph

Humidity60%

Indoor Humidity60% (Humid)

Dew Point63° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling13900 ft

5 PM

77°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™74°

WindESE 15 mph

Air QualityPoor

Max UV Index1.2 (Low)

Wind Gusts27 mph

Humidity62%

Indoor Humidity62% (Humid)

Dew Point63° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling15700 ft

6 PM

75°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

RealFeel Shade™69°

WindESE 15 mph

Air QualityPoor

Max UV Index0.5 (Low)

Wind Gusts28 mph

Humidity69%

Indoor Humidity69% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

7 PM

74°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™72°

WindESE 14 mph

Air QualityPoor

Max UV Index0.4 (Low)

Wind Gusts20 mph

Humidity71%

Indoor Humidity71% (Humid)

Dew Point64° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling15700 ft

8 PM

72°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindESE 13 mph

Air QualityPoor

Wind Gusts14 mph

Humidity76%

Indoor Humidity76% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling13900 ft

9 PM

71°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

WindSE 12 mph

Air QualityPoor

Wind Gusts13 mph

Humidity81%

Indoor Humidity81% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.06 in

Visibility5 mi

Cloud Ceiling4000 ft

10 PM

69°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindSE 12 mph

Air QualityPoor

Wind Gusts13 mph

Humidity85%

Indoor Humidity85% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling4000 ft

11 PM

69°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindSSE 12 mph

Air QualityPoor

Wind Gusts13 mph

Humidity84%

Indoor Humidity84% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling4000 ft

Hourly Weather Forecast for Cactus Flat

AccuWeather's hourly forecast for Cactus Flat provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 67° with a RealFeel® of 62°, showers with a 51% 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

Saturday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Tropical Storm Cristobal forms in Atlantic, another may follow soon

16 hours ago

Astronomy

Photos: Total solar eclipse captured over Spain, Iceland, Portugal

12 hours ago

Severe Weather

Derecho unleashes 90+ mph winds, spawns tornadoes in Midwest

12 hours ago

Severe Weather

Severe storms, flash flooding to threaten Plains, Midwest and East

11 hours ago

Astronomy

Perseid meteor shower peaks Wednesday night under ideal conditions

21 hours ago

 More Stories

Featured Stories

Climate

July’s record heat is the latest sign of a hotter US climate

11 hours ago

Recreation

Bald eagle Jackie dies after more than 3 weeks of intensive care

1 day ago

Recreation

Shark pulls lifeguard underwater at Maine state park

1 day ago

Weather News

From car crashes to compost: 5 surprising ways wildfires can start

1 day ago

Climate

How extreme heat could affect your grocery bill

1 day ago
World North America United States South Dakota Cactus Flat

Weather Near Cactus Flat:

  • Rapid City, SD
  • Sheridan, WY
  • Spearfish, SD
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

...

...

...