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

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

39°F

4°C

Humidity 75%
Wind Speed E 12 mph
Barometer 30.24 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 19 Oct 7:55 am CDT
Extended Forecast for

8 Miles E Agar SD

  • Today

    Today: Sunny, with a high near 64. East wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. East southeast wind 8 to 10 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69. South southeast wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. Southeast wind 5 to 13 mph, with gusts as high as 21 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. North northeast wind 5 to 10 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. East northeast wind around 8 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Breezy, with a south southeast wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 73 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: A slight chance of showers after 1am.  Mostly cloudy, with a low around 56. Breezy, with a southeast wind 18 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 20%.

    Low: 56 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers.  Partly sunny, with a high near 76. Breezy, with a south southeast wind 23 to 28 mph, with gusts as high as 38 mph.  Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    Showers and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 64. East wind 11 to 15 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 40. East southeast wind 8 to 10 mph.
Tuesday
Sunny, with a high near 69. South southeast wind 9 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 45. Southeast wind 5 to 13 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 70. North northeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 45. East northeast wind around 8 mph.
Thursday
Mostly sunny, with a high near 73. Breezy, with a south southeast wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Thursday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 56. Breezy, with a southeast wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Friday
A slight chance of showers. Partly sunny, with a high near 76. Breezy, with a south southeast wind 23 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers, mainly before 1am. Partly cloudy, with a low around 48. Breezy. Chance of precipitation is 30%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 59. Breezy. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Agar SD
 44.84°N 99.92°W (Elev. 1824 ft)
5:40 am CDT Oct 19, 2026
8am CDT Oct 19, 2026-6pm CDT 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