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

Duncan, Halliburton Field Airport (KDUC)

Lat: 34.47°NLon: 97.96°WElev: 1112ft.

Fog/Mist

66°F

19°C

Humidity NA
Wind Speed E 7 mph
Barometer 30.04 in
Dewpoint N/A
Visibility 3.50 mi
Last update 21 May 12:15 pm CDT
Extended Forecast for

Loco OK

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm.  High near 71. East wind around 5 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 1am.  Cloudy, with a low around 59. East northeast wind 3 to 7 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Increasing clouds, with a low around 60. East wind 3 to 5 mph.  Chance of precipitation is 70%.

    Low: 60 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 80. East southeast wind 3 to 6 mph.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: A 20 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 71. East wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 1am. Cloudy, with a low around 59. East northeast wind 3 to 7 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 81. Light and variable wind.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 60. East wind 3 to 5 mph. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. East southeast wind 3 to 6 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Sunday
A chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 61.
Memorial Day
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Loco OK
 34.33°N 97.68°W
11:42 am CDT May 21, 2026
12pm CDT May 21, 2026-6pm CDT May 27, 2026
 
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Additional Resources

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