Heavy Rain From the Plains to the Northeast; Heat Wave Begins

Severe thunderstorms and heavy rainfall are likely across parts of the Northeast, portions of the northern and central Plains, and the Ohio Valley. Portions of northeast Missouri and central Illinois could experience locally significant flash flooding. Dangerously hot conditions are expected in the Central Plains, Lower and Middle Mississippi Valley, and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 31.18°NLon: 90.47°WElev: 413ft.

Fair

91°F

33°C

Humidity	54%
Wind Speed	SW 3 mph
Barometer	30.06 in (1017.1 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	99°F (37°C)
Last update	20 Jul 6:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles NNW Chatawa MS

Heat Advisory July 21, 10:00am until July 21, 07:00pm

Click here for hazard details and duration

Heat Advisory

Tonight
Low: 74 °F
Clear
Monday
High: 96 °F
Hot
Monday Night
Low: 74 °F
Mostly Clear
Tuesday
High: 97 °F
Hot
Tuesday Night
Low: 75 °F
Mostly Clear
Wednesday
High: 96 °F
Sunny then
Chance
T-storms
Wednesday Night
Low: 75 °F
Chance
T-storms
Thursday
High: 91 °F
Chance
T-storms then
T-storms
Thursday Night
Low: 74 °F
Slight Chance
T-storms

Detailed Forecast

Tonight

Clear, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.

Monday

Sunny and hot, with a high near 96. Heat index values as high as 105. Calm wind becoming west around 5 mph in the morning.

Monday Night

Mostly clear, with a low around 74. Calm wind.

Tuesday

Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming northwest around 5 mph.

Tuesday Night

Mostly clear, with a low around 75. Calm wind.

Wednesday

A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 96. North wind around 5 mph.

Wednesday Night

A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 30%.

Thursday

Showers and thunderstorms, mainly after 1pm. High near 91. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 80%.

Thursday Night

A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. East wind around 5 mph becoming calm in the evening.

Friday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Partly sunny, with a high near 89. Calm wind becoming southeast around 5 mph in the morning.

Friday Night

Mostly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm in the evening.

Saturday

Showers and thunderstorms likely. Mostly sunny, with a high near 90. Calm wind becoming south around 5 mph in the morning.

Saturday Night

Partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.

Sunday

Showers and thunderstorms likely. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.