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

Hazardous Weather Conditions

Current conditions at

Vicksburg Municipal (KVKS)

Lat: 32.23°NLon: 90.93°WElev: 105ft.

Fair

90°F

32°C

Humidity 59%
Wind Speed S 5 mph
Barometer 29.91 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 19 Aug 7:35 pm CDT
Extended Forecast for

Port Gibson MS

Heat Advisory August 20, 11:00am until August 20, 08:00pm
Extreme Heat Warning August 19, 07:53pm until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
...
  •  
    Extreme Heat Warning August 19, 07:53pm until August 19, 09:00pm

    NOW until 9:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. Heat index values as high as 110. West wind around 5 mph.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. Calm wind becoming south around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Heat index values as high as 113. West wind around 5 mph.

    High: 99 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

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

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph in the afternoon.

    High: 100 °F

    Hot

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 77. South wind around 5 mph.
Thursday
Sunny and hot, with a high near 98. Heat index values as high as 110. West wind around 5 mph.
Thursday Night
Mostly clear, with a low around 76. Calm wind becoming south around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Heat index values as high as 113. West wind around 5 mph.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm. Chance of precipitation is 30%.
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 73. Calm wind.
Sunday
Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 74. Calm wind.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 98.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 98.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Gibson MS
 31.97°N 90.96°W
Last Update:
7:15 pm CDT Aug 19, 2026
Forecast Valid:
7pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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