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

38°F

3°C

Humidity 83%
Wind Speed S 7 mph
Barometer 29.99 in (1014.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 11 Apr 12:53 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
  • Overnight

    Overnight: Mostly cloudy, with a low around 41. East wind 7 to 10 mph, with gusts as high as 16 mph.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82. Breezy, with an east wind 6 to 11 mph becoming west 17 to 22 mph in the morning. Winds could gust as high as 33 mph.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms before midnight.  Cloudy during the early evening, then gradual clearing, with a low around 47. Breezy, with a west wind 15 to 20 mph, with gusts as high as 29 mph.

    Low: 47 °F

    Chance
    T-storms and
    Breezy then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76. West wind 15 to 17 mph, with gusts as high as 29 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 44. Southwest wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Slight Chance
    Showers then
    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.

    High: 65 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers before midnight.  Partly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 41. East wind 7 to 10 mph, with gusts as high as 16 mph.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Breezy, with an east wind 6 to 11 mph becoming west 17 to 22 mph in the morning. Winds could gust as high as 33 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms before midnight. Cloudy during the early evening, then gradual clearing, with a low around 47. Breezy, with a west wind 15 to 20 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 76. West wind 15 to 17 mph, with gusts as high as 29 mph.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 44. Southwest wind 6 to 14 mph, with gusts as high as 23 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.
Tuesday Night
A chance of showers before midnight. Partly cloudy, with a low around 38.
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)
12:47 am MDT Apr 11, 2026
1am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
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Additional Resources

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