Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

South Arkansas Regional Airport (KELD)

Lat: 33.22°NLon: 92.81°WElev: 249ft.

Fair

81°F

27°C

Humidity 77%
Wind Speed Calm
Barometer 30.00 in (1015.3 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 21 Aug 10:53 pm CDT
Extended Forecast for

Junction City AR

Heat Advisory until August 22, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 22, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming west around 5 mph in the morning.

    High: 101 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 72. North wind 5 to 10 mph becoming southeast in the evening.

    Low: 72 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 100. Heat index values as high as 106. Northeast wind around 5 mph becoming calm.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms before 1pm.  Partly sunny and hot, with a high near 96.

    High: 96 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

Detailed Forecast

Tonight
Partly cloudy, with a low around 73. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming west around 5 mph in the morning.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. North wind 5 to 10 mph becoming southeast in the evening.
Sunday
Mostly sunny and hot, with a high near 100. Heat index values as high as 106. Northeast wind around 5 mph becoming calm.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. Calm wind.
Monday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny and hot, with a high near 96.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 101.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 77.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny and hot, with a high near 99. Chance of precipitation is 20%.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 72.
Friday
Sunny and hot, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
Junction City AR
 33.02°N 92.73°W (Elev. 197 ft)
8:35 pm CDT Aug 21, 2026
11pm CDT Aug 21, 2026-6pm CDT Aug 28, 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