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2026 NWS Jackson/Mississippi Tornado Information

Hazardous Weather Conditions

Heat Advisory in effect from August 20, 11:00 AM CDT until August 20, 08:00 PM CDT

Current conditions at

Hattiesburg, Bobby L Chain Municipal Airport (KHBG)

Lat: 31.27°NLon: 89.26°WElev: 147ft.

Fair

93°F

34°C

Humidity	54%
Wind Speed	Calm
Barometer	30.04 in (1016.9 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	103°F (39°C)
Last update	20 Aug 11:53 am CDT

More Information:

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

Extended Forecast for

5 Miles NW Purvis MS

Heat Advisory until August 20, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory until August 20, 08:00pm
NOW until 8:00pm Thu
Heat Advisory
This Afternoon
High: 98 °F
Chance
T-storms
Tonight
Low: 74 °F
Chance
T-storms then
Partly Cloudy
Friday
High: 98 °F
Sunny then
Chance
T-storms
Friday Night
Low: 72 °F
Chance
T-storms
Saturday
High: 98 °F
Hot
Saturday Night
Low: 72 °F
Mostly Clear
Sunday
High: 99 °F
Hot
Sunday Night
Low: 74 °F
Slight Chance
T-storms

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 106. West southwest wind around 5 mph.

Tonight

A 30 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 74. South southwest wind around 5 mph becoming calm.

Friday

A slight chance of showers between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 98. Heat index values as high as 106. West northwest wind around 5 mph. Chance of precipitation is 30%.

Friday Night

A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 72. West wind around 5 mph becoming calm.

Saturday

Sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon.

Saturday Night

Mostly clear, with a low around 72. Calm wind.

Sunday

Sunny and hot, with a high near 99. Calm wind becoming north around 5 mph.

Sunday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 20%.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming north northwest around 5 mph in the afternoon. Chance of precipitation is 40%.

Monday Night

Partly cloudy, with a low around 73.

Tuesday

A 40 percent chance of showers and thunderstorms. Sunny, with a high near 96.

Tuesday Night

Mostly clear, with a low around 73.

Wednesday

A 40 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.