Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

For More Weather Information:

Tampa Bay, FL Local Forecast Office

4NM WSW Old Tampa Bay FL

Marine Point Forecast

[NOTICE]

Friday
High: 76 °F
Light Wind
< 1ft
Friday Night
Low: 60 °F
Light Wind
< 1ft
Saturday
High: 77 °F
⇑WNW 6kt
< 1ft
Saturday Night
Low: 61 °F
Light Wind
< 1ft
Sunday
High: 78 °F
Light Wind
< 1ft
Sunday Night
Low: 60 °F
Light Wind
< 1ft
Monday
High: 78 °F
⇑WSW 8kt
< 1ft
Monday Night
Low: 55 °F
NW 10kt
< 1ft
Tuesday
High: 66 °F
NNW 12kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:15 am CST Dec 26, 2025
Forecast Valid: 4am CST Dec 26, 2025-6pm CST Jan 1, 2026

View Nearby Observations

Detailed Forecast

Friday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Saturday

Variable winds less than 5 kt becoming WNW around 6 kt. Sunny. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Monday

Variable winds less than 5 kt becoming WSW 5 to 8 kt in the morning. Mostly sunny. Seas 1 ft or less.

Monday Night

WSW wind 6 to 10 kt becoming N after midnight. A slight chance of showers. Seas 1 ft or less.

Tuesday

NNW wind 10 to 12 kt. Mostly sunny. Seas 1 ft or less.

*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.