Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Overcast

48°F

9°C

Humidity 87%
Wind Speed S 17 G 29 mph
Barometer 29.93 in
Dewpoint 45°F (7°C)
Visibility 9.00 mi
Wind Chill42°F (6°C)
Last update 11 Apr 4:55 am CDT
Extended Forecast for

Long Valley SD

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 83. Windy, with a south wind 21 to 31 mph, with gusts as high as 40 mph.

    High: 83 °F

    Decreasing
    Clouds and
    Windy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Breezy, with a south wind 18 to 23 mph becoming west after midnight. Winds could gust as high as 32 mph.

    Low: 53 °F

    Breezy.
    Chance
    Showers then
    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 79. Breezy, with a west wind 16 to 25 mph, with gusts as high as 32 mph.

    High: 79 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight.  Partly cloudy, with a low around 48. West wind 10 to 14 mph becoming east in the evening. Winds could gust as high as 20 mph.

    Low: 48 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 79. Breezy, with a west wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 79 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 46. West wind 11 to 18 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 66. Breezy, with a northwest wind 14 to 20 mph, with gusts as high as 26 mph.  Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers.  Mostly cloudy, with a low around 43. Northwest wind 9 to 16 mph becoming southwest in the evening. Winds could gust as high as 22 mph.

    Low: 43 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers.  Mostly sunny, with a high near 72.

    High: 72 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 83. Windy, with a south wind 21 to 31 mph, with gusts as high as 40 mph.
Tonight
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Breezy, with a south wind 18 to 23 mph becoming west after midnight. Winds could gust as high as 32 mph.
Sunday
Sunny, with a high near 79. Breezy, with a west wind 16 to 25 mph, with gusts as high as 32 mph.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 48. West wind 10 to 14 mph becoming east in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 79. Breezy, with a west wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 46. West wind 11 to 18 mph, with gusts as high as 25 mph.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 66. Breezy, with a northwest wind 14 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 43. Northwest wind 9 to 16 mph becoming southwest in the evening. Winds could gust as high as 22 mph.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 75. Breezy.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33. Breezy.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 49. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley SD
 43.45°N 101.49°W (Elev. 2700 ft)
3:42 am MDT Apr 11, 2026
4am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

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