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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Grove, Grove Municipal Airport (KGMJ)

Lat: 36.61°NLon: 94.74°WElev: 833ft.

Partly Cloudy

79°F

26°C

Humidity NA
Wind Speed S 15 G 30 mph
Barometer 29.62 in
Dewpoint N/A
Visibility 10.00 mi
Last update 17 Jun 9:15 am CDT
Extended Forecast for

Afton OK

  • Today

    Today: Sunny, with a high near 91. Heat index values as high as 102. South wind around 20 mph, with gusts as high as 30 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before 1am. Increasing clouds, with a low around 72. South wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. East wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 85. East wind 5 to 10 mph.

    High: 85 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 68. East wind around 5 mph. Chance of precipitation is 50%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. South wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 74 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 91. Heat index values as high as 102. South wind around 20 mph, with gusts as high as 30 mph.
Tonight
A 40 percent chance of showers and thunderstorms before 1am. Increasing clouds, with a low around 72. South wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. East wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Juneteenth
Partly sunny, with a high near 85. East wind 5 to 10 mph.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 68. East wind around 5 mph. Chance of precipitation is 50%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. South wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Some of the storms could produce heavy rainfall. Low around 71. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind around 10 mph becoming north in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Northeast wind 5 to 10 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. East wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Afton OK
 36.7°N 94.97°W
Last Update:
6:50 am CDT Jun 17, 2026
Forecast Valid:
9am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation