National Weather Service

News Headlines

2026 NWS Jackson/Mississippi Tornado Information

Hazardous Weather Conditions

Current conditions at

Greenville, Mid Delta Regional Airport (KGLH)

Lat: 33.48°NLon: 90.99°WElev: 131ft.

Fair

98°F

37°C

Humidity	42%
Wind Speed	Calm
Barometer	29.98 in (1015.5 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Heat Index	106°F (41°C)
Last update	22 Aug 1:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles SSW Metcalfe MS

Heat Advisory August 23, 11:00am until August 23, 08:00pm

Heat Advisory August 22, 02:22pm until August 22, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory August 22, 02:22pm until August 22, 08:00pm
NOW until 8:00pm Sat
Heat Advisory
This Afternoon
High: 103 °F
Chance
T-storms
Tonight
Low: 74 °F
Chance
T-storms
Sunday
High: 99 °F
Chance
Showers then
Sunny
Sunday Night
Low: 75 °F
Partly Cloudy
then Chance
Showers
Monday
High: 93 °F
Showers
Likely
Monday Night
Low: 75 °F
Mostly Clear
then Chance
Showers
Tuesday
High: 99 °F
Hot
Tuesday Night
Low: 77 °F
Mostly Clear

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms, mainly after 5pm. Sunny and hot, with a high near 103. Heat index values as high as 108. North northwest wind around 5 mph.

Tonight

A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

Sunday

A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and 11am. Mostly sunny and hot, with a high near 99. Heat index values as high as 105. North wind around 5 mph. Chance of precipitation is 30%.

Sunday Night

A 40 percent chance of showers and thunderstorms, mainly before 4am. Increasing clouds, with a low around 75. East wind around 5 mph.

Monday

A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm. Mostly cloudy, with a high near 93. East wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday Night

A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 75. South southeast wind around 5 mph.

Tuesday

Mostly sunny and hot, with a high near 99. Southwest wind 5 to 10 mph.

Tuesday Night

Mostly clear, with a low around 77. South wind 5 to 10 mph.

Wednesday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Southwest wind 5 to 10 mph.

Wednesday Night

A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.

Thursday

A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.