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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Clinton, Clinton-Sherman Airport (KCSM)

Lat: 35.36°NLon: 99.2°WElev: 1919ft.

Fair

73°F

23°C

Humidity 76%
Wind Speed NE 7 mph
Barometer 29.95 in (1011.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 20 Sep 7:53 am CDT
Extended Forecast for

Clinton Regional Airport OK

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 95. South southeast wind 7 to 10 mph becoming north northwest in the afternoon.

    High: 95 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms between 10pm and 1am, then a slight chance of showers. Increasing clouds, with a low around 65. Northeast wind 9 to 11 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 85. North northeast wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 85 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. Northeast wind 6 to 10 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. East northeast wind 8 to 11 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 95. South southeast wind 7 to 10 mph becoming north northwest in the afternoon.
Tonight
A chance of showers and thunderstorms between 10pm and 1am, then a slight chance of showers. Increasing clouds, with a low around 65. Northeast wind 9 to 11 mph. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 85. North northeast wind 10 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 62. Northeast wind 6 to 10 mph.
Tuesday
Mostly sunny, with a high near 83. East northeast wind 8 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 84.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 63.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clinton Regional Airport OK
 35.54°N 98.93°W
Last Update:
4:07 am CDT Sep 20, 2026
Forecast Valid:
7am CDT Sep 20, 2026-6pm CDT Sep 26, 2026
 
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