National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday; and will begin to impact the central Plains today. Dry and gusty conditions will promote elevated to critical fire weather conditions in the Southeast. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05°NLon: 103.05°WElev: 3202ft.

Fair

48°F

9°C

Humidity 36%
Wind Speed Vrbl 7 mph
Barometer 29.96 in (1015.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 8 Apr 10:52 am MDT
Extended Forecast for

Rapid City SD

  • Today

    Today: Sunny, with a high near 57. Northwest wind around 18 mph, with gusts as high as 38 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 31. North wind 11 to 16 mph becoming light and variable in the evening. Winds could gust as high as 30 mph.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. Light and variable wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Northeast wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 61. Light south wind increasing to 13 to 18 mph in the morning. Winds could gust as high as 37 mph.

    High: 61 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46. South wind 11 to 17 mph, with gusts as high as 33 mph.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon. Partly sunny, with a high near 80. South wind 11 to 15 mph, with gusts as high as 31 mph.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before midnight. Mostly cloudy, with a low around 52. South wind 8 to 10 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Low: 52 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, mainly after noon. Partly sunny, with a high near 76.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 57. Northwest wind around 18 mph, with gusts as high as 38 mph.
Tonight
Partly cloudy, with a low around 31. North wind 11 to 16 mph becoming light and variable in the evening. Winds could gust as high as 30 mph.
Thursday
Mostly sunny, with a high near 56. Light and variable wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Mostly clear, with a low around 30. Northeast wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Friday
Mostly sunny, with a high near 61. Light south wind increasing to 13 to 18 mph in the morning. Winds could gust as high as 37 mph.
Friday Night
Mostly cloudy, with a low around 46. South wind 11 to 17 mph, with gusts as high as 33 mph.
Saturday
A 20 percent chance of showers after noon. Partly sunny, with a high near 80. South wind 11 to 15 mph, with gusts as high as 31 mph.
Saturday Night
A chance of showers before midnight. Mostly cloudy, with a low around 52. South wind 8 to 10 mph becoming west after midnight. Winds could gust as high as 22 mph.
Sunday
A chance of showers, mainly after noon. Partly sunny, with a high near 76.
Sunday Night
A chance of showers. Partly cloudy, with a low around 44.
Monday
Showers likely. Mostly cloudy, with a high near 59.
Monday Night
Rain and snow showers likely. Mostly cloudy, with a low around 29.
Tuesday
A chance of rain and snow showers. Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
Last Update:
10:13 am MDT Apr 8, 2026
Forecast Valid:
11am MDT Apr 8, 2026-6pm MDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation