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Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

78°F

26°C

Humidity 11%
Wind Speed N 8 G 18 mph
Barometer 29.84 in (1009.5 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 20 Apr 3:52 pm MDT
Extended Forecast for

Rapid City SD

  • Tonight

    Tonight: Mostly clear, with a low around 47. North wind 5 to 7 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 23 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54. Northeast wind 5 to 7 mph becoming light and variable. Winds could gust as high as 15 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Partly sunny, with a high near 88. South wind 6 to 16 mph, with gusts as high as 33 mph.

    High: 88 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 46. Southwest wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 26 mph.

    Low: 46 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after noon. Partly sunny, with a high near 57. Breezy, with a west wind 11 to 16 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and midnight, then a slight chance of snow showers after midnight. Mostly cloudy, with a low around 32. Breezy, with a northwest wind 23 to 28 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Chance
    Rain/Snow and
    Breezy then
    Slight Chance
    Snow Showers

  • Friday

    Friday: A chance of snow showers before 3pm, then a chance of rain showers. Partly sunny, with a high near 49. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 37 mph.

    High: 49 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers. Partly cloudy, with a low around 28.

    Low: 28 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 47. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 86. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 54. Northeast wind 5 to 7 mph becoming light and variable. Winds could gust as high as 15 mph.
Wednesday
A 20 percent chance of showers after noon. Partly sunny, with a high near 88. South wind 6 to 16 mph, with gusts as high as 33 mph.
Wednesday Night
A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 46. Southwest wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 26 mph.
Thursday
Showers likely, mainly after noon. Partly sunny, with a high near 57. Breezy, with a west wind 11 to 16 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 70%.
Thursday Night
A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and midnight, then a slight chance of snow showers after midnight. Mostly cloudy, with a low around 32. Breezy, with a northwest wind 23 to 28 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 30%.
Friday
A chance of snow showers before 3pm, then a chance of rain showers. Partly sunny, with a high near 49. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 37 mph.
Friday Night
A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers. Partly cloudy, with a low around 28.
Saturday
A slight chance of snow showers before 3pm, then a slight chance of rain showers. Partly sunny, with a high near 50.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27.
Sunday
A chance of rain and snow showers. Partly sunny, with a high near 50.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 30.
Monday
A slight chance of rain and snow showers. Partly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
Last Update:
2:53 pm MDT Apr 20, 2026
Forecast Valid:
4pm MDT Apr 20, 2026-6pm MDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation