Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

51°F

11°C

Humidity 36%
Wind Speed NE 10 mph
Barometer 30.21 in (1023.2 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 18 Oct 7:52 pm MDT
Extended Forecast for

8 Miles ESE Hermosa SD

  • Tonight

    Tonight: Mostly clear, with a low around 36. Northeast wind 5 to 7 mph becoming light and variable  after midnight. Winds could gust as high as 16 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 40. Light and variable wind becoming south 5 to 9 mph after midnight. Winds could gust as high as 16 mph.

    Low: 40 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. South wind 9 to 16 mph, with gusts as high as 29 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. South wind around 9 mph becoming north after midnight. Winds could gust as high as 18 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. North wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Breezy.

    High: 76 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 36. Northeast wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Monday
Sunny, with a high near 60. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Clear, with a low around 40. Light and variable wind becoming south 5 to 9 mph after midnight. Winds could gust as high as 16 mph.
Tuesday
Sunny, with a high near 75. South wind 9 to 16 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 46. South wind around 9 mph becoming north after midnight. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 68. North wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Mostly sunny, with a high near 76. Breezy.
Thursday Night
Partly cloudy, with a low around 54.
Friday
A slight chance of rain after noon. Partly sunny, with a high near 75. Breezy.
Friday Night
A chance of rain. Mostly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ESE Hermosa SD
 43.8°N 103.04°W (Elev. 3199 ft)
5:36 pm MDT Oct 18, 2026
8pm MDT Oct 18, 2026-6pm MDT Oct 25, 2026
 
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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