Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

42°F

6°C

Humidity 92%
Wind Speed Calm
Barometer 30.05 in (1014.7 mb)
Dewpoint 40°F (4°C)
Visibility 9.00 mi
Last update 21 May 12:53 am MDT
Extended Forecast for

5 Miles ESE Rochford SD

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 40. Calm wind. Winds could gust as high as 16 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers before noon, then scattered showers and thunderstorms between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 57. Light and variable wind. Winds could gust as high as 17 mph.  Chance of precipitation is 70%.

    High: 57 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Rain showers before midnight, then rain between midnight and 2am, then rain, possibly mixed with snow after 2am. Some thunder is also possible.  Low around 35. Light and variable wind. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Showers then
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 7am, then a chance of rain between 7am and 3pm.  Cloudy, then gradually becoming mostly sunny, with a high near 54. Light northwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 25 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 54 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. Northwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 21 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 40. Calm wind. Winds could gust as high as 16 mph.
Thursday
A slight chance of showers before noon, then scattered showers and thunderstorms between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 57. Light and variable wind. Winds could gust as high as 17 mph. Chance of precipitation is 70%.
Thursday Night
Rain showers before midnight, then rain between midnight and 2am, then rain, possibly mixed with snow after 2am. Some thunder is also possible. Low around 35. Light and variable wind. Winds could gust as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 7am, then a chance of rain between 7am and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 54. Light northwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 35. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 64. Calm wind.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 46.
Memorial Day
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Rochford SD
 44.1°N 103.66°W (Elev. 5417 ft)
12:31 am MDT May 21, 2026
1am MDT May 21, 2026-6pm MDT May 27, 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