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Cactus Flat, SD

62°F
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Cactus Flat

South Dakota

62°
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Cactus Flat, SD Weather
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5 AM

62°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 59%
Chevron down
Thunderstorms

WindNNW 12 mph

Air QualityFair

Wind Gusts15 mph

Humidity86%

Indoor Humidity70% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling10200 ft

6 AM

61°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 68%
Chevron down
Thunderstorms

RealFeel Shade™53°

WindNW 13 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts14 mph

Humidity85%

Indoor Humidity67% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Rain0.15 in

Visibility4 mi

Cloud Ceiling8000 ft

7 AM

63°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Partly sunny

RealFeel Shade™58°

WindWNW 14 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts15 mph

Humidity80%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Mostly sunny

RealFeel Shade™61°

WindWNW 18 mph

Air QualityFair

Max UV Index2.3 (Low)

Wind Gusts22 mph

Humidity73%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

68°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Mostly sunny

RealFeel Shade™63°

WindW 20 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts23 mph

Humidity66%

Indoor Humidity65% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

72°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™67°

WindW 20 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts25 mph

Humidity53%

Indoor Humidity53% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

75°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™71°

WindWSW 20 mph

Air QualityFair

Max UV Index7.3 (High)

Wind Gusts31 mph

Humidity43%

Indoor Humidity43% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

78°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™74°

WindSW 20 mph

Air QualityFair

Max UV Index9.4 (Very High)

Wind Gusts36 mph

Humidity35%

Indoor Humidity35% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover16%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

81°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 4%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™76°

Heat Index80°

WindSW 23 mph

Air QualityPoor

Max UV Index10.3 (Very High)

Wind Gusts43 mph

Humidity29%

Indoor Humidity29% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

84°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™79°

Heat Index81°

WindWSW 21 mph

Air QualityPoor

Max UV Index9.4 (Very High)

Wind Gusts41 mph

Humidity24%

Indoor Humidity24% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

85°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™80°

Heat Index82°

WindWSW 24 mph

Air QualityPoor

Max UV Index7.3 (High)

Wind Gusts52 mph

Humidity20%

Indoor Humidity20% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

86°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™81°

Heat Index82°

WindWSW 23 mph

Air QualityPoor

Max UV Index4.9 (Moderate)

Wind Gusts51 mph

Humidity19%

Indoor Humidity19% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

87°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™82°

Heat Index83°

WindWSW 21 mph

Air QualityPoor

Max UV Index3.5 (Moderate)

Wind Gusts46 mph

Humidity18%

Indoor Humidity18% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover19%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

85°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™81°

Heat Index82°

WindWSW 18 mph

Air QualityPoor

Max UV Index2.3 (Low)

Wind Gusts41 mph

Humidity18%

Indoor Humidity18% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

82°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™78°

Heat Index80°

WindWSW 17 mph

Air QualityPoor

Max UV Index1.4 (Low)

Wind Gusts37 mph

Humidity20%

Indoor Humidity20% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

78°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

10:00 AM Monday - 9:00 PM Monday

RealFeel Shade™75°

WindWSW 14 mph

Air QualityPoor

Max UV Index0.5 (Low)

Wind Gusts28 mph

Humidity24%

Indoor Humidity24% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

74°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWSW 13 mph

Air QualityPoor

Wind Gusts20 mph

Humidity28%

Indoor Humidity28% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

71°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWSW 12 mph

Air QualityPoor

Wind Gusts18 mph

Humidity32%

Indoor Humidity32% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

68°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindW 10 mph

Air QualityFair

Wind Gusts17 mph

Humidity36%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 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 62° with a RealFeel® of 57°, thunderstorms 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.

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Weather Near Cactus Flat:

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