Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Flood Watch until June 19, 07:00 AM CDT

Current conditions at

Louisiana Regional Airport (KREG)

Lat: 30.17°NLon: 90.94°WElev: 14ft.

Mostly Cloudy

78°F

26°C

Humidity	96%
Wind Speed	Calm
Barometer	29.82 in
Dewpoint	76°F (24°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	17 Jun 5:35 am CDT

More Information:

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

Extended Forecast for

2 Miles SE Plaquemine LA

Flood Watch June 17, 05:46am until June 19, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch June 17, 05:46am until June 19, 07:00am
NOW until 7:00am Fri
Flood Watch
Overnight
Low: 75 °F
Showers
Likely
Wednesday
High: 84 °F
Chance
T-storms and
Patchy Fog
Wednesday Night
Low: 76 °F
T-storms and
Windy
Thursday
High: 89 °F
Heavy Rain
Thursday Night
Low: 79 °F
Slight Chance
T-storms
Juneteenth
High: 92 °F
T-storms
Likely
Friday Night
Low: 77 °F
Slight Chance
T-storms then
Slight Chance
Showers
Saturday
High: 91 °F
Chance
T-storms

Detailed Forecast

Overnight

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 75. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

A 50 percent chance of showers and thunderstorms, mainly after 11am. Patchy fog between 10am and 11am. Otherwise, mostly cloudy, with a high near 84. South wind 5 to 15 mph. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5am. Low around 76. Windy, with a south wind 25 to 35 mph decreasing to 10 to 20 mph. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between 2 and 3 inches possible.

Thursday

Showers and thunderstorms, mainly before 3pm. Some of the storms could produce heavy rainfall. High near 89. Heat index values as high as 106. Southwest wind 10 to 15 mph. Chance of precipitation is 80%.

Thursday Night

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 79. South wind 5 to 10 mph. Chance of precipitation is 20%.

Juneteenth

Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 92. South wind around 5 mph. Chance of precipitation is 70%.

Friday Night

A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 77. South wind around 5 mph becoming calm. Chance of precipitation is 20%.

Saturday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon.

Saturday Night

Mostly cloudy, with a low around 77. South wind around 5 mph.

Sunday

Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.

Sunday Night

Partly cloudy, with a low around 78. South wind 5 to 10 mph.

Monday

Sunny, with a high near 93. Southwest wind 5 to 10 mph.

Monday Night

Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm after midnight.