National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

53°F

12°C

Humidity 45%
Wind Speed SW 15 G 33 mph
Barometer 29.74 in (1001.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 11 Apr 10:53 pm MDT
Extended Forecast for

8 Miles W Hill City SD

Red Flag Warning April 11, 11:37pm until April 12, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning April 11, 11:37pm until April 12, 09:00pm

    NOW until 9:00pm Sun

    Red Flag Warning

  • Tonight

    Low: 39 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 62. West wind 8 to 11 mph, with gusts as high as 28 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before midnight. Partly cloudy, with a low around 39. West wind 6 to 9 mph, with gusts as high as 23 mph.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after noon. Sunny, with a high near 56. West wind 10 to 15 mph, with gusts as high as 38 mph.

    High: 56 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of rain showers, mixing with snow after 7pm, then gradually ending. Partly cloudy, with a low around 34. West wind 6 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow showers before 10am, then a chance of rain showers. Partly sunny, with a high near 52. West wind around 7 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 52 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before midnight. Partly cloudy, with a low around 33. Southwest wind around 6 mph, with gusts as high as 18 mph.

    Low: 33 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after noon. Sunny, with a high near 56. West wind 6 to 11 mph, with gusts as high as 32 mph.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers before midnight. Mostly clear, with a low around 39. West wind around 14 mph, with gusts as high as 37 mph.
Sunday
Sunny, with a high near 62. West wind 8 to 11 mph, with gusts as high as 28 mph.
Sunday Night
A 40 percent chance of showers before midnight. Partly cloudy, with a low around 39. West wind 6 to 9 mph, with gusts as high as 23 mph.
Monday
A 40 percent chance of showers after noon. Sunny, with a high near 56. West wind 10 to 15 mph, with gusts as high as 38 mph.
Monday Night
A slight chance of rain showers, mixing with snow after 7pm, then gradually ending. Partly cloudy, with a low around 34. West wind 6 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of rain and snow showers before 10am, then a chance of rain showers. Partly sunny, with a high near 52. West wind around 7 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 33. Southwest wind around 6 mph, with gusts as high as 18 mph.
Wednesday
A slight chance of showers after noon. Sunny, with a high near 56. West wind 6 to 11 mph, with gusts as high as 32 mph.
Wednesday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 37.
Thursday
A slight chance of snow showers before 9am, then a chance of rain showers. Mostly sunny, with a high near 55.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 22.
Friday
A chance of snow showers. Partly sunny, with a high near 34.
Friday Night
A chance of snow showers. Partly cloudy, with a low around 17.
Saturday
A chance of snow showers. Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Hill City SD
 43.95°N 103.74°W (Elev. 6398 ft)
Last Update:
10:48 pm MDT Apr 11, 2026
Forecast Valid:
11pm MDT Apr 11, 2026-6pm MDT Apr 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation