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 70%
Wind Speed SW 7 mph
Barometer 29.70 in (1001.4 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 12 Apr 5:53 am MDT
Extended Forecast for

2 Miles E Hill City SD

Red Flag Warning April 12, 06:06am until April 12, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning April 12, 06:06am until April 12, 09:00pm

    NOW until 9:00pm Sun

    Red Flag Warning

  • Today

    High: 70 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers before midnight.  Partly cloudy, with a low around 45. Light and variable wind. Winds could gust as high as 15 mph.

    Low: 45 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after noon.  Sunny, with a high near 64. West wind 5 to 13 mph, with gusts as high as 34 mph.

    High: 64 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. West wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 26 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after noon.  Partly sunny, with a high near 60. Calm wind becoming northeast around 6 mph. Winds could gust as high as 18 mph.

    High: 60 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before midnight.  Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Sunny, with a high near 64. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 64 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. West wind 5 to 7 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 70. West wind 5 to 7 mph, with gusts as high as 23 mph.
Tonight
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 45. Light and variable wind. Winds could gust as high as 15 mph.
Monday
A 40 percent chance of showers after noon. Sunny, with a high near 64. West wind 5 to 13 mph, with gusts as high as 34 mph.
Monday Night
Partly cloudy, with a low around 38. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 26 mph.
Tuesday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 60. Calm wind becoming northeast around 6 mph. Winds could gust as high as 18 mph.
Tuesday Night
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 39. Calm wind.
Wednesday
A 20 percent chance of showers. Sunny, with a high near 64. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 44. West wind 5 to 7 mph, with gusts as high as 22 mph.
Thursday
A chance of showers after noon. Mostly sunny, with a high near 64.
Thursday Night
Rain and snow showers likely, becoming all snow after midnight. Mostly cloudy, with a low around 28.
Friday
Snow showers likely. Mostly cloudy, with a high near 40.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 23.
Saturday
A chance of snow showers. Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Hill City SD
 43.93°N 103.53°W (Elev. 5000 ft)
3:42 am MDT Apr 12, 2026
6am MDT Apr 12, 2026-6pm MDT Apr 18, 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