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

Norman / Max Westheimer (KOUN)

Lat: 35.24°NLon: 97.47°WElev: 1182ft.

Partly Cloudy and Breezy

73°F

23°C

Humidity 57%
Wind Speed S 21 G 26 mph
Barometer 30.13 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 9 Apr 11:45 am CDT
Extended Forecast for

Newcastle OK

  • Today

    Today: Sunny, with a high near 81. South wind 20 to 22 mph, with gusts as high as 33 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. South wind 14 to 20 mph, with gusts as high as 30 mph.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. South wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 82 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. South southeast wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 78. South wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. Windy. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely and
    Windy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63.

    Low: 63 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Windy.

    High: 83 °F

    Windy. Partly
    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 81. South wind 20 to 22 mph, with gusts as high as 33 mph.
Tonight
Mostly clear, with a low around 59. South wind 14 to 20 mph, with gusts as high as 30 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. South wind 13 to 16 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 59. South southeast wind 9 to 15 mph, with gusts as high as 23 mph.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 78. South wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 60. Chance of precipitation is 80%.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. Windy. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Windy.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Windy. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle OK
 35.25°N 97.6°W
Last Update:
1:27 am CDT Apr 9, 2026
Forecast Valid:
11am CDT Apr 9, 2026-6pm CDT Apr 15, 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