Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Clinton, Clinton-Sherman Airport (KCSM)

Lat: 35.36°NLon: 99.2°WElev: 1919ft.

Fair

80°F

27°C

Humidity 67%
Wind Speed NA
Barometer 29.98 in (1012.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 Aug 1:53 am CDT
Extended Forecast for

6 Miles E Dempsey OK

  • Overnight

    Overnight: Partly cloudy, with a low around 70. South wind around 11 mph.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 95. South wind around 10 mph.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 70. South wind 6 to 10 mph.

    Low: 70 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 95. South southwest wind around 6 mph becoming southeast in the morning.

    High: 95 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 68. Southeast wind around 6 mph becoming northwest after midnight.

    Low: 68 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm.  Sunny, with a high near 92. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 70. South wind around 11 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. South wind around 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 70. South wind 6 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95. South southwest wind around 6 mph becoming southeast in the morning.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 68. Southeast wind around 6 mph becoming northwest after midnight.
Wednesday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Sunny, with a high near 91.
Thursday Night
Clear, with a low around 65.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Dempsey OK
 35.52°N 99.7°W
12:45 am CDT Aug 18, 2025
2am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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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