Extreme Heat Overspreads the Central and Southern U.S., Pushing East Through Midweek; Severe Weather and Excessive Rain for Portions of the Upper Midwest

Dangerous heat is expected across portions of the Central and Southeast U.S. through July. Severe storms for parts of the northern Plains & upper Midwest tonight & Wednesday- threats include a few tornadoes, damaging winds & excessive rain. Heavy rain may impact portions of the Southeast and Southwest into tonight. A tropical disturbance brings heavy rain to Guam & the Marianas through Friday. Read More >

Hazardous Weather Conditions

Extreme Heat Warning in effect from July 23, 10:00 AM CDT until July 23, 07:00 PM CDT

Current conditions at

New Orleans Naval Air Station - Alvin Callender Field (KNBG)

Lat: 29.84°NLon: 90.02°WElev: 0ft.

Partly Cloudy

81°F

27°C

Humidity	94%
Wind Speed	Calm
Barometer	30.02 in (1016.5 mb)
Dewpoint	79°F (26°C)
Visibility	10.00 mi
Heat Index	89°F (32°C)
Last update	22 Jul 10:55 pm CDT

More Information:

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

Extended Forecast for

Marrero LA

Extreme Heat Warning July 23, 10:00am until July 23, 07:00pm

Click here for hazard details and duration

Extreme Heat Warning

Tonight
Low: 80 °F
Mostly Clear
Wednesday
High: 96 °F
Sunny then
Slight Chance
T-storms
Wednesday Night
Low: 80 °F
Chance
T-storms
Thursday
High: 91 °F
T-storms
Thursday Night
Low: 78 °F
Showers
Likely
Friday
High: 88 °F
T-storms
Friday Night
Low: 78 °F
T-storms
Likely then
Chance
Showers
Saturday
High: 91 °F
T-storms
Saturday Night
Low: 78 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 80. West wind around 5 mph.

Wednesday

A 20 percent chance of showers and thunderstorms after 1pm. Increasing clouds and hot, with a high near 96. Heat index values as high as 109. North wind 5 to 10 mph.

Wednesday Night

A 40 percent chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 80. North wind around 5 mph becoming calm.

Thursday

A chance of showers and thunderstorms before 7am, then showers and possibly a thunderstorm between 7am and 1pm, then showers and thunderstorms after 1pm. High near 91. Heat index values as high as 105. North wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 100%.

Thursday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 78. East wind around 5 mph. Chance of precipitation is 60%.

Friday

Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 88. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

Friday Night

Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 78. South wind 5 to 10 mph. Chance of precipitation is 60%.

Saturday

Showers and thunderstorms. High near 91. South wind 5 to 10 mph. Chance of precipitation is 90%.

Saturday Night

Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.

Sunday Night

Mostly clear, with a low around 78. South wind around 5 mph becoming calm in the evening.

Monday

A chance of showers and thunderstorms. Sunny and hot, with a high near 95. Northwest wind around 5 mph.