National Weather Service Forecast for: Vicksburg MS
Issued by: National Weather Service Jackson, MS
Updated: 5:15 am CDT Jun 30, 2026
 
Today

Today: Sunny, with a high near 96. Heat index values as high as 110. Calm wind.
Sunny

 Tonight

Tonight: Mostly clear, with a low around 77. Calm wind.
Mostly Clear

 Wednesday

Wednesday: A 40 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 95. Heat index values as high as 112. Calm wind becoming east around 5 mph in the afternoon.
Mostly Sunny
then Chance
T-storms
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 75. Calm wind.
Partly Cloudy

 Thursday

Thursday: Sunny, with a high near 94. Calm wind becoming east southeast around 5 mph.
Sunny

 Thursday
Night
Thursday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 75. Calm wind. Chance of precipitation is 20%.
Slight Chance
T-storms then
Slight Chance
Showers
 Friday

Friday: Sunny, with a high near 94. Calm wind.
Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 76. Calm wind.
Mostly Clear

 Independence
Day
Independence Day: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind.
Sunny then
Slight Chance
T-storms
Hi 96 °F Lo 77 °F Hi 95 °F Lo 75 °F Hi 94 °F Lo 75 °F Hi 94 °F Lo 76 °F Hi 94 °F

Heat Advisory
 

Today
 
 Sunny, with a high near 96. Heat index values as high as 110. Calm wind.
Tonight
 
 Mostly clear, with a low around 77. Calm wind.
Wednesday
 
 A 40 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 95. Heat index values as high as 112. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
 
 Partly cloudy, with a low around 75. Calm wind.
Thursday
 
 Sunny, with a high near 94. Calm wind becoming east southeast around 5 mph.
Thursday Night
 
 A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 75. Calm wind. Chance of precipitation is 20%.
Friday
 
 Sunny, with a high near 94. Calm wind.
Friday Night
 
 Mostly clear, with a low around 76. Calm wind.
Independence Day
 
 A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind.
Saturday Night
 
 A 20 percent chance of showers after 1am. Mostly clear, with a low around 76.
Sunday
 
 Showers and thunderstorms likely. Mostly sunny, with a high near 93. Chance of precipitation is 60%.
Sunday Night
 
 A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Monday
 
 Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 60%.

 

Forecast from NOAA-NWS for Vicksburg MS.