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

Hazardous Weather Conditions

Current conditions at

Greenville, Mid Delta Regional Airport (KGLH)

Lat: 33.48°NLon: 90.99°WElev: 131ft.

Fair

99°F

37°C

Humidity 45%
Wind Speed NE 8 mph
Barometer 29.97 in (1015.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index111°F (44°C)
Last update 18 Aug 1:53 pm CDT
Extended Forecast for

Watson AR

Extreme Heat Warning August 19, 12:00pm until August 19, 08:00pm
Extreme Heat Warning August 18, 02:10pm until August 18, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
Extreme Heat Warning
  •  
    Extreme Heat Warning August 18, 02:10pm until August 18, 08:00pm

    NOW until 8:00pm Mon

    Extreme Heat Warning

  • This Afternoon

    High: 101 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 77. East northeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 102. Heat index values as high as 110. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. East northeast wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming north around 5 mph in the morning.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74. North northeast wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. North northeast wind 5 to 10 mph.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. North northeast wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 101. Heat index values as high as 111. Northeast wind around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 77. East northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 102. Heat index values as high as 110. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 76. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming north around 5 mph in the morning.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74. North northeast wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. North northeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 72. North northeast wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. North northeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 72.
Saturday
Sunny, with a high near 95.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watson AR
 33.9°N 91.28°W (Elev. 144 ft)
Last Update:
1:35 pm CDT Aug 18, 2025
Forecast Valid:
2pm CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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