National Weather Service Forecast for: Hattiesburg MS
Issued by: National Weather Service Jackson, MS
Updated: 11:15 am CDT Jul 10, 2026
 
Today

Today: A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 97. Heat index values as high as 105. South southwest wind around 5 mph.
Slight Chance
T-storms
 Tonight

Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Slight Chance
T-storms then
Mostly Clear
 Saturday

Saturday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunny then
Chance
T-storms
 Saturday
Night
Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Slight Chance
T-storms
 Sunday

Sunday: A chance of showers and thunderstorms before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms after 4pm. High near 92. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Chance
T-storms then
T-storms
 Sunday
Night
Sunday Night: Showers and thunderstorms before 10pm, then showers likely between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Low around 73. West wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
T-storms then
Showers
Likely
 Monday

Monday: Showers and possibly a thunderstorm. High near 86. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 90%.
Showers
Likely then
T-storms
 Monday
Night
Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. West southwest wind around 5 mph becoming calm. Chance of precipitation is 50%.
Chance
T-storms
 Tuesday

Tuesday: Showers and possibly a thunderstorm. High near 86. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 80%.
Showers
Likely then
T-storms
Hi 97 °F Lo 76 °F Hi 97 °F Lo 75 °F Hi 92 °F Lo 73 °F Hi 86 °F Lo 72 °F Hi 86 °F

 

Today
 
 A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 97. Heat index values as high as 105. South southwest wind around 5 mph.
Tonight
 
 A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Saturday
 
 A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming south southwest around 5 mph in the afternoon.
Saturday Night
 
 A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Sunday
 
 A chance of showers and thunderstorms before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms after 4pm. High near 92. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
 
 Showers and thunderstorms before 10pm, then showers likely between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Low around 73. West wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
 
 Showers and possibly a thunderstorm. High near 86. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 90%.
Monday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. West southwest wind around 5 mph becoming calm. Chance of precipitation is 50%.
Tuesday
 
 Showers and possibly a thunderstorm. High near 86. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 80%.
Tuesday Night
 
 A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72.
Wednesday
 
 A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Wednesday Night
 
 A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.

 

Forecast from NOAA-NWS for Hattiesburg MS.