Severe Thunderstorms and Heavy Rain from the Plains to the Mid-Atlantic; Ongoing Heat in the South

Severe thunderstorms and showers pose a risk for excessive rain, localized flash flooding, strong gusts and/or large hail across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic this afternoon and evening. Extreme heat is ongoing over the Desert Southwest and the Southeast U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Norman / Max Westheimer (KOUN)

Lat: 35.24°NLon: 97.47°WElev: 1182ft.

Fair and Breezy

97°F

36°C

Humidity 34%
Wind Speed S 21 mph
Barometer 29.85 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 9 Jul 5:45 pm CDT
Extended Forecast for

Newcastle OK

Heat Advisory July 9, 06:02pm until July 9, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory July 9, 06:02pm until July 9, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Tonight

    Low: 80 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 98. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 79. South wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 79 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 98. Heat index values as high as 101. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 98 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Partly cloudy, with a low around 74. Northeast wind 5 to 10 mph becoming south after midnight.  Chance of precipitation is 60%.

    Low: 74 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm.  Sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Mostly clear, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 80. South wind 13 to 17 mph, with gusts as high as 26 mph.
Friday
Sunny and hot, with a high near 98. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Friday Night
Mostly clear, with a low around 79. South wind 11 to 15 mph, with gusts as high as 23 mph.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 101. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 74. Northeast wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 60%.
Sunday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 70.
Monday
Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Mostly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle OK
 35.25°N 97.6°W
1:27 pm CDT Jul 9, 2026
6pm CDT Jul 9, 2026-6pm CDT Jul 16, 2026
 
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Additional Resources

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