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

Hattiesburg, Bobby L Chain Municipal Airport (KHBG)

Lat: 31.27°NLon: 89.26°WElev: 147ft.

Fair

83°F

28°C

Humidity 63%
Wind Speed Calm
Barometer 29.97 in (1014.7 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 19 Sep 8:53 pm CDT
Extended Forecast for

Mc Lain MS

  • Tonight

    Tonight: Mostly clear, with a low around 73. South wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming northwest around 5 mph.

    High: 98 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

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

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming northeast around 5 mph.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. Northeast wind around 5 mph.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 73. South wind around 5 mph becoming calm.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming northwest around 5 mph.
Sunday Night
Mostly clear, with a low around 73. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming northeast around 5 mph.
Monday Night
Partly cloudy, with a low around 72. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 72. Calm wind.
Wednesday
Sunny, with a high near 96. Northeast wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 67.
Saturday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Lain MS
 31.06°N 88.79°W (Elev. 59 ft)
Last Update:
3:01 pm CDT Sep 19, 2026
Forecast Valid:
9pm CDT Sep 19, 2026-6pm CDT Sep 26, 2026
 
Forecast Discussion
 
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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