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

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

45°F

7°C

Humidity 76%
Wind Speed E 3 mph
Barometer 30.27 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 19 Oct 9:35 am CDT
Extended Forecast for

Lower Brule SD

  • Today

    Today: Sunny, with a high near 65. East southeast wind around 11 mph, with gusts as high as 20 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. Southeast wind around 9 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. South southeast wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71. South southeast wind 5 to 8 mph becoming north in the morning.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. East northeast wind around 6 mph becoming southeast after midnight.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 73. South southeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers after 1am.  Mostly cloudy, with a low around 59. Breezy, with a southeast wind 18 to 21 mph, with gusts as high as 31 mph.  Chance of precipitation is 20%.

    Low: 59 °F

    Breezy.
    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers.  Mostly cloudy, with a high near 75. Breezy, with a southeast wind 23 to 25 mph, with gusts as high as 38 mph.  Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 65. East southeast wind around 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 46. Southeast wind around 9 mph.
Tuesday
Sunny, with a high near 70. South southeast wind 9 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 50. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 71. South southeast wind 5 to 8 mph becoming north in the morning.
Wednesday Night
Mostly clear, with a low around 50. East northeast wind around 6 mph becoming southeast after midnight.
Thursday
Mostly sunny, with a high near 73. South southeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Thursday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 59. Breezy, with a southeast wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Friday
A slight chance of showers. Mostly cloudy, with a high near 75. Breezy, with a southeast wind 23 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers. Partly cloudy, with a low around 53. Breezy. Chance of precipitation is 40%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 61. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Lower Brule SD
 44.07°N 99.58°W (Elev. 1444 ft)
5:40 am CDT Oct 19, 2026
9am CDT Oct 19, 2026-6pm CDT Oct 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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