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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

15 Miles WNW Gettysburg SD

  • Tonight

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

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Southeast wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 46. Southeast wind 6 to 11 mph becoming light and variable  after midnight.

    Low: 46 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. East northeast wind 7 to 9 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. East wind around 9 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Breezy, with a south southeast wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 75 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. Breezy, with a southeast wind 20 to 22 mph, with gusts as high as 33 mph.

    Low: 58 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 76. Breezy, with a southeast wind 24 to 28 mph, with gusts as high as 39 mph.

    High: 76 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: A slight chance of rain.  Partly cloudy, with a low around 51. Breezy, with a south wind 18 to 24 mph becoming west after midnight. Winds could gust as high as 38 mph.  Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    Rain and
    Breezy

Detailed Forecast

Tonight
Clear, with a low around 43. Southeast wind around 11 mph.
Tuesday
Sunny, with a high near 71. Southeast wind 11 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Clear, with a low around 46. Southeast wind 6 to 11 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 70. East northeast wind 7 to 9 mph.
Wednesday Night
Mostly clear, with a low around 47. East wind around 9 mph.
Thursday
Sunny, with a high near 75. Breezy, with a south southeast wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Thursday Night
Partly cloudy, with a low around 58. Breezy, with a southeast wind 20 to 22 mph, with gusts as high as 33 mph.
Friday
Partly sunny, with a high near 76. Breezy, with a southeast wind 24 to 28 mph, with gusts as high as 39 mph.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 51. Breezy, with a south wind 18 to 24 mph becoming west after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 60. Breezy.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WNW Gettysburg SD
 45.06°N 100.23°W (Elev. 1621 ft)
10:16 pm CDT Oct 19, 2026
11pm CDT Oct 19, 2026-6pm CDT Oct 26, 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