Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Hazardous Weather Conditions

Current conditions at

Sallisaw, Sallisaw Municipal Airport (KJSV)

Lat: 35.44°NLon: 94.8°WElev: 528ft.

Fog/Mist

64°F

18°C

Humidity NA
Wind Speed Calm
Barometer 30.06 in
Dewpoint N/A
Visibility 1.50 mi
Last update 21 May 1:35 am CDT
Extended Forecast for

3 Miles W Vian OK

  • Overnight

    Overnight: A 20 percent chance of showers after 4am.  Mostly cloudy, with a low around 62. Calm wind becoming east around 5 mph.

    Low: 62 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 78. East wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 63. Northeast wind around 5 mph becoming southeast after midnight.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 63 °F

    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, with a high near 79. Southeast wind around 5 mph becoming west in the afternoon.

    High: 79 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm.

    Low: 62 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 83. Calm wind becoming south around 5 mph.

    High: 83 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 65. East wind around 5 mph becoming calm.  Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 82. Calm wind becoming east around 5 mph.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 64. Northeast wind around 5 mph becoming calm.

    Low: 64 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 62. Calm wind becoming east around 5 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. East wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm. Low around 63. Northeast wind around 5 mph becoming southeast after midnight. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 79. Southeast wind around 5 mph becoming west in the afternoon.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Calm wind becoming south around 5 mph.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. East wind around 5 mph becoming calm. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Calm wind becoming east around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64. Northeast wind around 5 mph becoming calm.
Memorial Day
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Southeast wind around 5 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 84. South wind around 5 mph. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Vian OK
 35.49°N 95.03°W
1:31 am CDT May 21, 2026
1am CDT May 21, 2026-6pm CDT May 27, 2026
 
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Additional Resources

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