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

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

92°F

33°C

Humidity 56%
Wind Speed SE 10 mph
Barometer 30.03 in (1016.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 30 Jun 12:53 pm CDT
Extended Forecast for

Greenwood AR

Heat Advisory until June 30, 08:00pm
Heat Advisory July 1, 01:00pm until July 1, 08:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory until June 30, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 76. South wind 5 to 10 mph becoming light southeast in the evening.

    Low: 76 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. Heat index values as high as 102. Calm wind becoming south around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 77. South wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 78. South wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 96. Heat index values as high as 103. South wind 5 to 10 mph.
Tonight
Clear, with a low around 76. South wind 5 to 10 mph becoming light southeast in the evening.
Wednesday
Sunny, with a high near 96. Heat index values as high as 102. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 77. South wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 78. South wind around 5 mph becoming calm in the evening.
Independence Day
Mostly sunny, with a high near 96. Calm wind becoming south around 5 mph.
Saturday Night
Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95. Calm wind becoming south around 5 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Calm wind becoming south around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenwood AR
 35.22°N 94.26°W
Last Update:
12:50 pm CDT Jun 30, 2026
Forecast Valid:
1pm CDT Jun 30, 2026-6pm CDT Jul 6, 2026
 
Forecast Discussion
 
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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