Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

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

Lat: 31.18°NLon: 90.47°WElev: 413ft.

Mostly Cloudy

79°F

26°C

Humidity 90%
Wind Speed S 5 mph
Barometer 30.04 in (1016.4 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 29 Jun 1:53 am CDT
Extended Forecast for

4 Miles NW Liberty MS

  • Overnight

    Overnight: Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 96. Heat index values as high as 105. Calm wind becoming south around 5 mph.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 75. Calm wind.

    Low: 75 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96. Heat index values as high as 105. Calm wind.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: A slight chance of showers between 10pm and 1am.  Mostly clear, with a low around 75. Calm wind.  Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 4pm.  Mostly sunny, with a high near 93. Calm wind becoming north around 5 mph.  Chance of precipitation is 70%.

    High: 93 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 7pm.  Mostly clear, with a low around 75. Calm wind.  Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 93. Calm wind becoming northeast around 5 mph.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm.
Monday
Sunny and hot, with a high near 96. Heat index values as high as 105. Calm wind becoming south around 5 mph.
Monday Night
Clear, with a low around 75. Calm wind.
Tuesday
Sunny and hot, with a high near 96. Heat index values as high as 105. Calm wind.
Tuesday Night
A slight chance of showers between 10pm and 1am. Mostly clear, with a low around 75. Calm wind. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 93. Calm wind becoming north around 5 mph. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely, mainly before 7pm. Mostly clear, with a low around 75. Calm wind. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming northeast around 5 mph.
Thursday Night
Mostly clear, with a low around 74. Calm wind.
Friday
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming south around 5 mph.
Friday Night
Mostly clear, with a low around 74. Calm wind.
Independence Day
Showers and thunderstorms likely. Sunny, with a high near 94. Calm wind becoming west around 5 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 75. Calm wind.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Liberty MS
 31.19°N 90.83°W
1:57 am CDT Jun 29, 2026
2am CDT Jun 29, 2026-6pm CDT Jul 5, 2026
 
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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