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Keystone, SD

45°F
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Keystone, SD Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today WinterCast Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Tuesday, April 21

Day

4/21
82°Hi
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
RealFeel Shade™ 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Very warm with plenty of sun

Max UV Index8.0 (Very High)

AccuLumen Brightness Index™9 (Very Bright)

WindWNW 9 mph

Wind Gusts18 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover8%

Morning

Afternoon

Night

4/21
53°Lo
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
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Partly cloudy

WindWSW 6 mph

Wind Gusts8 mph

Probability of Precipitation3%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover39%

Evening

Overnight

Sun & Moon

13 hrs 44 mins
Rise 6:01 AM
Set 7:45 PM
Waxing Crescent
Rise 8:45 AM
Set 1:31 AM

Temperature History

4/21
High
Low
Forecast
82°
53°
Average
52°
31°
Last Year
53°
28°

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Monthly

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World North America United States South Dakota Keystone

Weather Near Keystone:

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