Hurricane Isaias to Approach the Northern Gulf Coast on Friday

Isaias is expected to approach the northern Gulf Coast as a strong hurricane on Friday, bringing life-threatening storm surge, damaging winds, heavy rain, and severe thunderstorms across the region and Southeast into the weekend, with risks of flooding and tornadoes. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Partly Cloudy

72°F

22°C

Humidity 45%
Wind Speed E 7 mph
Barometer 30.03 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 8 Oct 1:55 pm CDT
Extended Forecast for

13 Miles NNW Gann Valley SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. East southeast wind around 18 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. East wind 7 to 9 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 80. South southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. South wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Breezy, with a south wind 16 to 21 mph, with gusts as high as 29 mph.

    High: 85 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. South wind 14 to 16 mph, with gusts as high as 25 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 69. North wind around 17 mph, with gusts as high as 25 mph.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am.  Mostly cloudy, with a low around 43. North wind around 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Columbus Day

    Columbus Day: A chance of showers, mainly before 1pm.  Mostly cloudy, with a high near 54. North wind around 16 mph.  Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 73. East southeast wind around 18 mph.
Tonight
Partly cloudy, with a low around 50. East wind 7 to 9 mph.
Friday
Sunny, with a high near 80. South southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Mostly clear, with a low around 65. South wind 14 to 16 mph, with gusts as high as 28 mph.
Saturday
Sunny, with a high near 85. Breezy, with a south wind 16 to 21 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 59. South wind 14 to 16 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 69. North wind around 17 mph, with gusts as high as 25 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 43. North wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 54. North wind around 16 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 42. Chance of precipitation is 20%.
Wednesday
A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Gann Valley SD
 44.19°N 99.11°W (Elev. 1821 ft)
1:21 pm CDT Oct 8, 2026
2pm CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
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Additional Resources

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