Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

31°F

-1°C

Humidity 85%
Wind Speed NW 7 mph
Barometer 29.77 in (1007.1 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 15 Apr 3:53 am MDT
Extended Forecast for

Hot Springs SD

Fire Weather Watch April 16, 12:00pm until April 16, 07:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Overnight

    Overnight: Mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. Light west wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 26 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. West wind 7 to 10 mph, with gusts as high as 23 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers after noon.  Mostly sunny, with a high near 76. Breezy, with a west wind 9 to 14 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 76 °F

    Breezy.
    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Rain showers before 1am, then rain and snow showers likely between 1am and 2am, then snow showers likely after 2am.  Low around 31. East wind 6 to 14 mph becoming north after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 31 °F

    Showers then
    Rain/Snow
    Likely

  • Friday

    Friday: Snow showers likely.  Mostly cloudy, with a high near 45. North wind 6 to 14 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight.  Partly cloudy, with a low around 22. Northwest wind 6 to 14 mph, with gusts as high as 26 mph.

    Low: 22 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Saturday

    Saturday: A slight chance of snow showers between noon and 3pm, then a slight chance of rain showers after 3pm.  Mostly sunny, with a high near 53. Breezy, with a northwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 53 °F

    Sunny then
    Slight Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 36. Calm wind.
Wednesday
Sunny, with a high near 73. Light west wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 47. West wind 7 to 10 mph, with gusts as high as 23 mph.
Thursday
A 40 percent chance of showers after noon. Mostly sunny, with a high near 76. Breezy, with a west wind 9 to 14 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph.
Thursday Night
Rain showers before 1am, then rain and snow showers likely between 1am and 2am, then snow showers likely after 2am. Low around 31. East wind 6 to 14 mph becoming north after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
Snow showers likely. Mostly cloudy, with a high near 45. North wind 6 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 22. Northwest wind 6 to 14 mph, with gusts as high as 26 mph.
Saturday
A slight chance of snow showers between noon and 3pm, then a slight chance of rain showers after 3pm. Mostly sunny, with a high near 53. Breezy, with a northwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Hot Springs SD
 43.44°N 103.48°W (Elev. 3599 ft)
3:51 am MDT Apr 15, 2026
3am MDT Apr 15, 2026-6pm MDT Apr 21, 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