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

43°F

6°C

Humidity 66%
Wind Speed E 15 mph
Barometer 30.23 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 19 Oct 6:15 am CDT
Extended Forecast for

17 Miles NW Agar SD

  • Today

    Today: Sunny, with a high near 64. East southeast wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 43. Southeast wind around 11 mph.

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. South southeast wind 11 to 17 mph, with gusts as high as 26 mph.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. Southeast wind 5 to 13 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. North wind 6 to 9 mph becoming east in the afternoon.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. East wind around 8 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Breezy, with a south southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 73 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. Breezy, with a southeast wind 21 to 25 mph, with gusts as high as 37 mph.

    Low: 57 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: A slight chance of showers.  Partly sunny, with a high near 75. Breezy, with a south southeast wind 26 to 28 mph, with gusts as high as 40 mph.  Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 64. East southeast wind 10 to 14 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 43. Southeast wind around 11 mph.
Tuesday
Sunny, with a high near 70. South southeast wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 47. Southeast wind 5 to 13 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.
Wednesday
Sunny, with a high near 70. North wind 6 to 9 mph becoming east in the afternoon.
Wednesday Night
Mostly clear, with a low around 47. East wind around 8 mph.
Thursday
Mostly sunny, with a high near 73. Breezy, with a south southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.
Thursday Night
Mostly cloudy, with a low around 57. Breezy, with a southeast wind 21 to 25 mph, with gusts as high as 37 mph.
Friday
A slight chance of showers. Partly sunny, with a high near 75. Breezy, with a south southeast wind 26 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers, mainly before midnight. Partly cloudy, with a low around 48. Breezy. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 58. Breezy.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NW Agar SD
 45.02°N 100.29°W (Elev. 1621 ft)
4:40 am MDT Oct 19, 2026
5am MDT Oct 19, 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