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

73°F

23°C

Humidity 23%
Wind Speed NE 16 mph
Barometer 30.07 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 18 Oct 3:35 pm CDT
Extended Forecast for

6 Miles W Agar SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 72. Breezy, with a north northeast wind around 21 mph, with gusts as high as 29 mph.

    High: 72 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 40. Northeast wind 9 to 14 mph.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. East wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Southeast wind around 11 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. South southeast wind 11 to 17 mph, with gusts as high as 26 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. Southeast wind 5 to 13 mph, with gusts as high as 22 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. North wind 6 to 10 mph.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. East northeast wind 7 to 9 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 71. Breezy, with a south southeast wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 71 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 72. Breezy, with a north northeast wind around 21 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 40. Northeast wind 9 to 14 mph.
Monday
Sunny, with a high near 61. East wind 11 to 14 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 41. Southeast wind around 11 mph.
Tuesday
Sunny, with a high near 68. South southeast wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 46. Southeast wind 5 to 13 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 68. North wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 45. East northeast wind 7 to 9 mph.
Thursday
Sunny, with a high near 71. Breezy, with a south southeast wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 56. Breezy.
Friday
A chance of showers. Partly sunny, with a high near 75. Breezy. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Breezy. Chance of precipitation is 50%.
Saturday
A slight chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Agar SD
 44.85°N 100.19°W (Elev. 1886 ft)
3:21 pm CDT Oct 18, 2026
3pm CDT Oct 18, 2026-6pm CDT Oct 24, 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