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Springlike warmth in East to be erased by upcoming cold wave. Get the forecast. Chevron right

Cactus Flat, SD

25°F
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Cactus Flat

South Dakota

25°
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Cactus Flat, SD Weather
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WinterCast

A coating to an inch

Fri, 1/9, 7:00 PM - Sat, 1/10, 1:00 PM

Snow

2 AM

25°
RealFeel® 24°
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 0%
Chevron down
Mostly cloudy

WindNW 5 mph

Air QualityFair

Wind Gusts7 mph

Humidity80%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover84%

Visibility10 mi

Cloud Ceiling13200 ft

3 AM

26°
RealFeel® 22°
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 0%
Chevron down
Cloudy

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity79%

Indoor Humidity31% (Dry)

Dew Point21° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling12300 ft

4 AM

27°
RealFeel® 22°
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 0%
Chevron down
Cloudy

WindWNW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity77%

Indoor Humidity31% (Dry)

Dew Point21° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling11000 ft

5 AM

27°
RealFeel® 21°
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 0%
Chevron down
Cloudy

WindWNW 8 mph

Air QualityExcellent

Wind Gusts9 mph

Humidity77%

Indoor Humidity31% (Dry)

Dew Point21° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling9700 ft

6 AM

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.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindWNW 8 mph

Air QualityExcellent

Wind Gusts10 mph

Humidity79%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling11400 ft

7 AM

27°
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.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindWNW 8 mph

Air QualityExcellent

Wind Gusts9 mph

Humidity78%

Indoor Humidity31% (Dry)

Dew Point21° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling12200 ft

8 AM

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.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

RealFeel Shade™19°

WindWNW 9 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts12 mph

Humidity78%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling13600 ft

9 AM

31°
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.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™20°

WindWNW 12 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts16 mph

Humidity65%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover86%

Visibility10 mi

Cloud Ceiling13900 ft

10 AM

35°
RealFeel® 23°
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 0%
Chevron down
Mostly cloudy

RealFeel Shade™23°

WindNW 15 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts23 mph

Humidity50%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling14300 ft

11 AM

38°
RealFeel® 26°
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 cloudy

RealFeel Shade™24°

WindNW 18 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts32 mph

Humidity41%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling14700 ft

12 PM

40°
RealFeel® 28°
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 cloudy

RealFeel Shade™26°

WindNW 20 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts35 mph

Humidity37%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

41°
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 cloudy

RealFeel Shade™27°

WindNW 21 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts39 mph

Humidity33%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

39°
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 cloudy

RealFeel Shade™25°

WindNW 21 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts38 mph

Humidity34%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

38°
RealFeel® 26°
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 cloudy

RealFeel Shade™26°

WindNW 17 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts32 mph

Humidity35%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

36°
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 cloudy

RealFeel Shade™25°

WindNW 14 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts25 mph

Humidity39%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

34°
RealFeel® 24°
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 0%
Chevron down
Mostly cloudy

WindNW 10 mph

Air QualityFair

Wind Gusts20 mph

Humidity44%

Indoor Humidity26% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

31°
RealFeel® 22°
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 0%
Chevron down
Mostly cloudy

WindWNW 10 mph

Air QualityFair

Wind Gusts16 mph

Humidity50%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

29°
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 44%
Chevron down
Flurries

WindW 13 mph

Air QualityFair

Wind Gusts16 mph

Humidity55%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Snow0.07 in

Visibility6 mi

Cloud Ceiling7000 ft

8 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.
LEARN MORE
rain drop 42%
Chevron down
Flurries

WindWSW 14 mph

Air QualityFair

Wind Gusts16 mph

Humidity58%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Snowtrace

Visibility10 mi

Cloud Ceiling7000 ft

9 PM

27°
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 40%
Chevron down
Mostly cloudy

WindWSW 15 mph

Air QualityFair

Wind Gusts17 mph

Humidity59%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling16400 ft

10 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.
LEARN MORE
rain drop 15%
Chevron down
Mostly cloudy

WindWSW 16 mph

Air QualityFair

Wind Gusts20 mph

Humidity60%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover80%

Visibility10 mi

Cloud Ceiling18200 ft

11 PM

26°
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 15%
Chevron down
Mostly cloudy

WindWSW 16 mph

Air QualityFair

Wind Gusts20 mph

Humidity63%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling20000 ft

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World North America United States South Dakota Cactus Flat

Weather Near Cactus Flat:

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