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

Hazardous Weather Conditions

Current conditions at

Blytheville, Blytheville Municipal Airport (KHKA)

Lat: 35.94°NLon: 89.83°WElev: 256ft.

Fair

85°F

29°C

Humidity 48%
Wind Speed S 3 mph
Barometer 30.16 in (1020.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 17 Sep 8:53 pm CDT
Extended Forecast for

Caruthersville MO

Heat Advisory September 17, 09:51pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 09:51pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 74 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 98. Heat index values as high as 103. Calm wind becoming west northwest around 5 mph.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming west around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. Calm wind becoming south southwest around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Calm wind becoming west around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. Calm wind becoming south around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 96. Calm wind becoming northwest around 5 mph in the morning.

    High: 96 °F

    Mostly Sunny

Detailed Forecast

Tonight
Clear, with a low around 74. Calm wind.
Friday
Sunny and hot, with a high near 98. Heat index values as high as 103. Calm wind becoming west northwest around 5 mph.
Friday Night
Mostly clear, with a low around 74. Calm wind.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 73. Calm wind becoming south southwest around 5 mph.
Sunday
Sunny and hot, with a high near 99. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 73. Calm wind becoming south around 5 mph.
Monday
Mostly sunny, with a high near 96. Calm wind becoming northwest around 5 mph in the morning.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Caruthersville MO
 36.17°N 89.67°W (Elev. 262 ft)
Last Update:
6:16 pm CDT Sep 17, 2026
Forecast Valid:
9pm CDT Sep 17, 2026-6pm CDT Sep 24, 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