Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.

Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Sallisaw, Sallisaw Municipal Airport (KJSV)

Lat: 35.44°NLon: 94.8°WElev: 528ft.

Fair

81°F

27°C

Humidity NA
Wind Speed SE 7 mph
Barometer 29.87 in
Dewpoint N/A
Visibility 10.00 mi
Last update 18 May 10:15 pm CDT
Extended Forecast for

Sallisaw Municipal Airport OK

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am.  Increasing clouds, with a low around 73. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  High near 81. South wind around 5 mph becoming west in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers after 4am.  Low around 63. North wind around 5 mph becoming calm.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 7am.  High near 78. Northeast wind around 5 mph.  Chance of precipitation is 80%.

    High: 78 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. East wind around 5 mph.  Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm.  Cloudy, with a high near 77. East wind around 10 mph.  Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 63. East wind around 5 mph.  Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 81. Southeast wind around 5 mph becoming south in the afternoon.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm  in the evening.

    Low: 63 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 73. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Showers and thunderstorms before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 81. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers after 4am. Low around 63. North wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers, with thunderstorms also possible after 7am. High near 78. Northeast wind around 5 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. East wind around 5 mph. Chance of precipitation is 40%.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 77. East wind around 10 mph. Chance of precipitation is 70%.
Thursday Night
Showers and possibly a thunderstorm. Low around 63. East wind around 5 mph. Chance of precipitation is 80%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Southeast wind around 5 mph becoming south in the afternoon.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm in the evening.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm in the evening.
Memorial Day
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Sallisaw Municipal Airport OK
 35.43°N 94.81°W
9:50 pm CDT May 18, 2026
10pm CDT May 18, 2026-6pm CDT May 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database