Severe Thunderstorm and Excessive Rainfall Potential for the Central U.S. Today

Severe thunderstorms with a threat for large hail, isolated damaging winds and possibly a tornado are expected in parts of eastern Colorado today from mid afternoon to early evening. Several days of heavy rainfall will begin today over the western Gulf Coast where Flood Watches and excessive rainfall outlooks have been issued for today, Saturday, and Sunday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

54°F

12°C

Humidity 47%
Wind Speed SE 12 G 22 mph
Barometer 29.90 in (1010.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 21 May 3:53 pm MDT
Extended Forecast for

5 Miles E Custer SD

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms.  Mostly cloudy, with a steady temperature around 56. East wind around 6 mph, with gusts as high as 16 mph.  Chance of precipitation is 50%.

    High: 56 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm, then showers after midnight.  Low around 36. Light and variable wind becoming northwest 5 to 7 mph after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 100%.

    Low: 36 °F

    Showers
    Likely then
    Showers

  • Friday

    Friday: A 30 percent chance of showers before noon.  Cloudy through mid morning, then gradual clearing, with a high near 58. Northwest wind 8 to 13 mph, with gusts as high as 30 mph.

    High: 58 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. Northwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 23 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 68. Calm wind becoming southwest around 6 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 40%.

    High: 68 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. Light west wind.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly cloudy, with a steady temperature around 56. East wind around 6 mph, with gusts as high as 16 mph. Chance of precipitation is 50%.
Tonight
Showers likely and possibly a thunderstorm, then showers after midnight. Low around 36. Light and variable wind becoming northwest 5 to 7 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%.
Friday
A 30 percent chance of showers before noon. Cloudy through mid morning, then gradual clearing, with a high near 58. Northwest wind 8 to 13 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 37. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 23 mph.
Saturday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 68. Calm wind becoming southwest around 6 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Saturday Night
Mostly clear, with a low around 44. Light west wind.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 52.
Memorial Day
Sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 70.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Custer SD
 43.76°N 103.51°W (Elev. 5249 ft)
3:51 pm MDT May 21, 2026
4pm MDT May 21, 2026-6pm MDT May 28, 2026
 
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Additional Resources

Radar & Satellite Image

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