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

McComb, McComb / Pike County / John E Lewis Field Airport (KMCB)

Lat: 31.18°NLon: 90.47°WElev: 413ft.

Overcast

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 29.97 in (1014.5 mb)
Dewpoint 70°F (21°C)
Visibility 9.00 mi
Last update 21 May 1:53 am CDT
Extended Forecast for

Summit MS

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms after 4am. Patchy fog after 3am. Otherwise, mostly cloudy, with a steady temperature around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Chance
    T-storms and
    Patchy Fog
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before midnight, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    T-storms
    Likely then
    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 83. South wind 5 to 10 mph. Chance of precipitation is 90%.

    High: 83 °F

    Showers
    Likely then
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%.

    High: 86 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.

    Low: 70 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 82. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 90%.

    High: 82 °F

    Showers
    Likely then
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm.

    Low: 70 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms after 4am. Patchy fog after 3am. Otherwise, mostly cloudy, with a steady temperature around 71. Calm wind.
Thursday
Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms likely, mainly before midnight, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 83. South wind 5 to 10 mph. Chance of precipitation is 90%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm.
Saturday
Showers and possibly a thunderstorm. High near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.
Sunday
Showers and possibly a thunderstorm. High near 82. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm.
Memorial Day
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 82. South wind around 5 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm.
Tuesday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 83. South wind 5 to 10 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 86. Calm wind becoming southeast around 5 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Summit MS
 31.27°N 90.46°W
Last Update:
2:01 am CDT May 21, 2026
Forecast Valid:
2am CDT May 21, 2026-6pm CDT May 27, 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