Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from August 20, 12:00 PM CDT until August 20, 08:00 PM CDT

Current conditions at

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

Fair

75°F

24°C

Humidity	NA
Wind Speed	Calm
Barometer	30.01 in (1016.4 mb)
Dewpoint	N/A
Visibility	10.00 mi
Last update	20 Aug 4:56 am CDT

More Information:

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

Extended Forecast for

4 Miles SE Centerville LA

Heat Advisory August 20, 12:00pm until August 20, 08:00pm

Click here for hazard details and duration

Heat Advisory

Today
High: 94 °F
Mostly Sunny
Tonight
Low: 79 °F
Mostly Clear
Friday
High: 95 °F
Mostly Sunny
then Chance
T-storms
Friday Night
Low: 78 °F
Partly Cloudy
Saturday
High: 95 °F
Sunny then
Slight Chance
T-storms
Saturday Night
Low: 78 °F
Partly Cloudy
Sunday
High: 95 °F
Sunny then
Slight Chance
T-storms
Sunday Night
Low: 78 °F
Slight Chance
T-storms
Monday
High: 94 °F
Chance
T-storms

Detailed Forecast

Today

Mostly sunny, with a high near 94. Heat index values as high as 107. Light west wind increasing to 5 to 10 mph in the morning.

Tonight

Mostly clear, with a low around 79. Southwest wind around 5 mph becoming calm in the evening.

Friday

A chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny, with a high near 95. Heat index values as high as 112. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 30%.

Friday Night

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

Saturday

A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Northwest wind around 5 mph.

Saturday Night

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

Sunday

A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind becoming southwest around 5 mph in the afternoon.

Sunday Night

A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.

Monday

A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.

Monday Night

A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77.

Tuesday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.

Tuesday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.

Wednesday

A 40 percent chance of showers and thunderstorms. Sunny, with a high near 93.