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

Ellsworth Air Force Base (KRCA)

Lat: 44.15°NLon: 103.1°WElev: 3278ft.

Fair

64°F

18°C

Humidity 22%
Wind Speed NE 8 mph
Barometer 30.13 in (1019.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 18 Oct 4:55 pm MDT
Extended Forecast for

17 Miles SW Union Center SD

  • Tonight

    Tonight: Mostly clear, with a low around 35. Northeast wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 16 mph.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. Light southeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 25 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Southeast wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 75. Southeast wind 6 to 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    High: 75 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. Northeast wind 6 to 16 mph becoming northwest in the evening. Winds could gust as high as 25 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. Northwest wind 6 to 15 mph becoming east in the afternoon. Winds could gust as high as 24 mph.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Breezy.

    High: 78 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. Breezy.

    Low: 56 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 35. Northeast wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 16 mph.
Monday
Sunny, with a high near 61. Light southeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 42. Southeast wind 10 to 13 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 75. Southeast wind 6 to 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 45. Northeast wind 6 to 16 mph becoming northwest in the evening. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 68. Northwest wind 6 to 15 mph becoming east in the afternoon. Winds could gust as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Mostly sunny, with a high near 78. Breezy.
Thursday Night
Partly cloudy, with a low around 56. Breezy.
Friday
A slight chance of rain. Partly sunny, with a high near 77. Breezy.
Friday Night
A chance of rain. Mostly cloudy, with a low around 47. Breezy.
Saturday
Mostly sunny, with a high near 59. Breezy.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SW Union Center SD
 44.39°N 102.9°W (Elev. 2707 ft)
5:36 pm MDT Oct 18, 2026
5pm 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