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

Ponca City, Ponca City Municipal Airport (KPNC)

Lat: 36.73°NLon: 97.1°WElev: 1007ft.

Fair

97°F

36°C

Humidity 32%
Wind Speed S 10 G 25 mph
Barometer 30.01 in (1014.8 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 18 Sep 3:53 pm CDT
Extended Forecast for

Tonkawa OK

  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind 9 to 11 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Heat index values as high as 101. South wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind 8 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Southeast wind 6 to 8 mph. Chance of precipitation is 60%.

    High: 90 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. North northeast wind around 6 mph. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 82.

    High: 82 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 74. South wind 9 to 11 mph.
Saturday
Sunny and hot, with a high near 98. Heat index values as high as 101. South wind 9 to 14 mph, with gusts as high as 21 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind 8 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Southeast wind 6 to 8 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. North northeast wind around 6 mph. Chance of precipitation is 60%.
Monday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 81.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tonkawa OK
 36.69°N 97.29°W
Last Update:
1:27 pm CDT Sep 18, 2026
Forecast Valid:
4pm CDT Sep 18, 2026-6pm CDT Sep 25, 2026
 
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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