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

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Fair

55°F

13°C

Humidity 42%
Wind Speed W 8 mph
Barometer 29.85 in (1007.3 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 11 Apr 8:53 am MDT
Extended Forecast for

5 Miles ESE Edgemont SD

Red Flag Warning April 11, 12:00pm until April 11, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 83. Breezy, with a west wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Scattered showers and thunderstorms before 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 47. Breezy, with a west wind 15 to 21 mph, with gusts as high as 31 mph.  Chance of precipitation is 30%.

    Low: 47 °F

    Scattered
    Showers and
    Breezy then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76. West wind 16 to 18 mph, with gusts as high as 30 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. West wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 74. Breezy, with a west wind 7 to 12 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 74 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 43. Breezy, with a west wind 17 to 22 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 33 mph.

    Low: 43 °F

    Slight Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 65. Northwest wind 10 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 60%.

    High: 65 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers before midnight.  Partly cloudy, with a low around 38. West wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71. Breezy.

    High: 71 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 83. Breezy, with a west wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.
Tonight
Scattered showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 47. Breezy, with a west wind 15 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 76. West wind 16 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 44. West wind 6 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 74. Breezy, with a west wind 7 to 12 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 41 mph.
Monday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 43. Breezy, with a west wind 17 to 22 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 33 mph.
Tuesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 65. Northwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers before midnight. Partly cloudy, with a low around 38. West wind 6 to 14 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 71. Breezy.
Wednesday Night
Partly cloudy, with a low around 42. Breezy.
Thursday
A chance of showers. Mostly sunny, with a high near 71. Breezy.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. Breezy.
Friday
A chance of snow showers. Partly sunny, with a high near 49. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Edgemont SD
 43.27°N 103.74°W (Elev. 3675 ft)
7:33 am MDT Apr 11, 2026
9am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
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Additional Resources

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