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

Heavy Rainfall Across South Texas and the Northeast; Thunderstorms in the Southern Appalachians and Rio Grande Valley

Widespread showers and thunderstorms producing heavy rain may bring flooding to South Texas and parts of the Northeast U.S. tonight into Friday morning. Scattered severe thunderstorms with damaging gusts and large hail are expected over parts of the southern Appalachians, and Rio Grande Valley of Texas into Friday morning. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

52°F

11°C

Humidity 50%
Wind Speed NW 6 mph
Barometer 30.29 in (1020.9 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 9 May 3:53 am MDT
Extended Forecast for

Hot Springs SD

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly between noon and 4pm. Mostly sunny, with a high near 79. Light and variable wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 49. Northeast wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Light and variable wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 25 mph.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. South wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 23 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 28 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60. Southwest wind 5 to 14 mph, with gusts as high as 26 mph.

    Low: 60 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90. Southwest wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Southwest wind 6 to 15 mph becoming northwest after midnight. Winds could gust as high as 26 mph.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly between noon and 4pm. Mostly sunny, with a high near 79. Light and variable wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 49. Northeast wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Saturday
Sunny, with a high near 87. Light and variable wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 55. South wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 23 mph.
Sunday
Sunny, with a high near 92. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 28 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60. Southwest wind 5 to 14 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 90. Southwest wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.
Monday Night
Partly cloudy, with a low around 57. Southwest wind 6 to 15 mph becoming northwest after midnight. Winds could gust as high as 26 mph.
Tuesday
Sunny, with a high near 85.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 54.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 73. Breezy.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 46. Breezy.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 64. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hot Springs SD
 43.44°N 103.48°W (Elev. 3599 ft)
Last Update:
3:31 am MDT May 9, 2025
Forecast Valid:
4am MDT May 9, 2025-6pm MDT May 15, 2025
 
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