October Heat Wave in California; Tropical Cyclone Possible in the Gulf

Much higher than typical October temperatures will continue across coastal southern California up through the Bay Area and Central Valley through midweek resulting in result in Major to Extreme HeatRisk. A tropical depression is likely to form over the Gulf of America during the middle part of this week with further strengthening possible as it moves northeastward later this week. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

Lat: 43.26°NLon: 100.86°WElev: 2724ft.

Fair

68°F

20°C

Humidity 49%
Wind Speed SW 5 mph
Barometer 29.89 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 6 Oct 1:55 am CDT
Extended Forecast for

Long Valley SD

  • Overnight

    Overnight: Mostly clear, with a low around 54. West wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. Light west wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. West wind 3 to 8 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. West wind 5 to 8 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49. Northeast wind 6 to 8 mph becoming southeast after midnight.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 73. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 83. Breezy.

    High: 83 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Breezy.

    Low: 61 °F

    Mostly Clear
    and Breezy

Detailed Forecast

Overnight
Mostly clear, with a low around 54. West wind around 5 mph.
Tuesday
Sunny, with a high near 86. Light west wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 51. West wind 3 to 8 mph.
Wednesday
Sunny, with a high near 77. West wind 5 to 8 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 49. Northeast wind 6 to 8 mph becoming southeast after midnight.
Thursday
Sunny, with a high near 73. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Sunny, with a high near 83. Breezy.
Friday Night
Mostly clear, with a low around 61. Breezy.
Saturday
Sunny, with a high near 86. Breezy.
Saturday Night
Partly cloudy, with a low around 51. Breezy.
Sunday
Partly sunny, with a high near 61. Breezy.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43. Breezy.
Columbus Day
A chance of rain. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley SD
 43.45°N 101.49°W (Elev. 2700 ft)
12:31 am MDT Oct 6, 2026
1am MDT Oct 6, 2026-6pm MDT Oct 12, 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