Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Grove, Grove Municipal Airport (KGMJ)

Lat: 36.61°NLon: 94.74°WElev: 833ft.

81°F

27°C

Humidity NA
Wind Speed E 3 mph
Barometer 29.99 in
Dewpoint N/A
Visibility NA
Last update 20 Aug 8:15 am CDT
Extended Forecast for

Ottawa OK

  • Today

    Today: Sunny, with a high near 96. Heat index values as high as 100. North wind around 5 mph.

    High: 96 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 4am.  Mostly clear, with a low around 70. North wind around 5 mph becoming calm  after midnight.

    Low: 70 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 10am.  Mostly sunny, with a high near 99. Calm wind becoming east around 5 mph.

    High: 99 °F

    Slight Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am.  Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm.  Mostly sunny, with a high near 98. Calm wind becoming northeast around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 98 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. East wind 5 to 10 mph.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 94. East wind around 5 mph.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 72. East wind 5 to 10 mph.

    Low: 72 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 96. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 96 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 100. North wind around 5 mph.
Tonight
A 20 percent chance of showers after 4am. Mostly clear, with a low around 70. North wind around 5 mph becoming calm after midnight.
Friday
A 20 percent chance of showers before 10am. Mostly sunny, with a high near 99. Calm wind becoming east around 5 mph.
Friday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 73. Calm wind.
Saturday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 98. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 71. East wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 94. East wind around 5 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. East wind 5 to 10 mph.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 96. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 74. Southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 98. South wind 5 to 10 mph becoming north in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. East wind around 5 mph.
Wednesday
Mostly sunny, with a high near 96. Northeast wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Ottawa OK
 36.86°N 94.78°W
7:50 am CDT Aug 20, 2026
8am CDT Aug 20, 2026-6pm CDT Aug 26, 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