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

46°F

8°C

Humidity 57%
Wind Speed NE 12 mph
Barometer 30.20 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 18 Oct 9:15 pm CDT
Extended Forecast for

Tolstoy SD

  • Tonight

    Tonight: Mostly clear, with a low around 37. Northeast wind 8 to 10 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60. East wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Southeast wind 8 to 10 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. South southeast wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. South southeast wind 6 to 11 mph becoming light east  after midnight.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. North wind 5 to 11 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 44. East northeast wind around 8 mph.

    Low: 44 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 70. Southeast wind 8 to 18 mph, with gusts as high as 28 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. Breezy, with a south southeast wind 18 to 21 mph, with gusts as high as 30 mph.

    Low: 56 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 37. Northeast wind 8 to 10 mph.
Monday
Sunny, with a high near 60. East wind 11 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 41. Southeast wind 8 to 10 mph.
Tuesday
Sunny, with a high near 66. South southeast wind 10 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 45. South southeast wind 6 to 11 mph becoming light east after midnight.
Wednesday
Sunny, with a high near 66. North wind 5 to 11 mph.
Wednesday Night
Clear, with a low around 44. East northeast wind around 8 mph.
Thursday
Sunny, with a high near 70. Southeast wind 8 to 18 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 56. Breezy, with a south southeast wind 18 to 21 mph, with gusts as high as 30 mph.
Friday
A chance of showers, mainly before 1pm. Partly sunny, with a high near 73. Breezy. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Breezy. Chance of precipitation is 40%.
Saturday
A slight chance of showers. Partly sunny, with a high near 60. Breezy. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Tolstoy SD
 45.23°N 99.64°W (Elev. 1890 ft)
9:21 pm CDT Oct 18, 2026
9pm CDT Oct 18, 2026-6pm CDT Oct 25, 2026
 
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Additional Resources

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