Severe Thunderstorm and Flash Flooding Threats in the South

Organized severe thunderstorms capable of producing mainly large hail and perhaps damaging winds are expected across portions of Louisiana this afternoon with a second round further west tonight. Heavy thunderstorms may lead to flash flooding over portions of the northern Gulf Coast today through Saturday. Several inches of excessive rainfall are possible with Flash Flood Watches in effect.
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Tampa Bay, FL Local Forecast Office

4NM NNE Captiva FL

Marine Point Forecast

[NOTICE]

This
Afternoon
W 6kt
< 1ft
High: 81 °F
Tonight

E 8kt
< 1ft
Low: 68 °F
Wednesday

E 9kt
< 1ft
High: 80 °F
Wednesday
Night
SSE 8kt
< 1ft
Low: 69 °F
Thursday

S 12kt
< 1ft
High: 79 °F
Thursday
Night
SW 9kt
< 1ft
Low: 71 °F
Friday

SW 9kt
< 1ft
High: 79 °F
Friday
Night
S 7kt
< 1ft
Low: 72 °F
Saturday

S 13kt
1ft
High: 80 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:02 pm CDT Apr 13, 2021
Forecast Valid: 4pm CDT Apr 13, 2021-6pm CDT Apr 19, 2021

View Nearby Observations

Detailed Forecast

Synopsis: High pressure in place will keep calm and pleasant boating conditions over the next couple of days with winds below 15 knots. Isolated to scattered showers and thunderstorms will be possible across the northern half of the Gulf waters by Thursday afternoon as a weakening cold front moves towards the area. Winds and seas will likely remain below headline and advisory criteria through the period. However, an area of low pressure moving into the Eastern Gulf will enhance shower and thunderstorm activity by Sunday and persisting into the first half of the work week.

This Afternoon

W wind around 6 kt. Sunny. Seas 1 ft or less.

Tonight

WNW wind 5 to 8 kt becoming E after midnight. Mostly clear. Seas 1 ft or less.

Wednesday

E wind 7 to 9 kt becoming SW in the afternoon. Sunny. Seas 1 ft or less.

Wednesday Night

SW wind 5 to 8 kt becoming SSE after midnight. Mostly clear. Seas 1 ft or less.

Thursday

SSE wind 9 to 12 kt becoming SW in the afternoon. Sunny. Seas 1 ft or less.

Thursday Night

SW wind around 9 kt. Partly cloudy. Seas 1 ft or less.

Friday

SW wind 7 to 9 kt. Sunny. Seas 1 ft or less.

Friday Night

WSW wind 5 to 7 kt becoming S after midnight. Partly cloudy. Seas 1 ft or less.

Saturday

S wind 9 to 13 kt. Sunny. Seas around 1 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.