Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

For More Weather Information:

Tampa Bay, FL Local Forecast Office

6NM SW Manasota Key FL

Marine Point Forecast

[NOTICE]

Monday
High: 76 °F
NNW 15kt
2-3ft
Monday Night
Low: 58 °F
NNE 17kt
3ft
Tuesday
High: 70 °F
NNE 16kt
2-3ft
Tuesday Night
Low: 60 °F
NE 10kt
1-2ft
Wednesday
High: 70 °F
NNE 8kt
1ft
Wednesday Night
Low: 61 °F
NNW 8kt
1ft
Thursday
High: 71 °F
N 7kt⇓
1ft
Thursday Night
Low: 61 °F
NNW 6kt
1-2ft
Friday
High: 72 °F
ENE 7kt⇓
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:34 pm CST Dec 7, 2025
Forecast Valid: 1am CST Dec 8, 2025-6pm CST Dec 14, 2025

View Nearby Observations

Detailed Forecast

Monday

W wind 11 to 15 kt becoming N in the afternoon. Showers likely, mainly before noon. Seas 2 to 3 ft.

Monday Night

NNE wind 15 to 17 kt. Mostly cloudy. Seas around 3 ft.

Tuesday

NNE wind 10 to 16 kt. Partly sunny. Seas 2 to 3 ft.

Tuesday Night

NE wind 8 to 10 kt. Mostly cloudy. Seas 1 to 2 ft.

Wednesday

NNE wind 5 to 8 kt becoming NW in the afternoon. Mostly sunny. Seas around 1 ft.

Wednesday Night

NNW wind around 8 kt. Mostly clear. Seas around 1 ft.

Thursday

N wind 5 to 7 kt becoming variable and less than 5 kt. Sunny. Seas around 1 ft.

Thursday Night

NNW wind around 6 kt becoming ENE after midnight. Mostly clear. Seas 1 to 2 ft.

Friday

ENE wind 5 to 7 kt becoming variable and less than 5 kt. Mostly sunny. Seas 1 to 2 ft.

Winds and seas higher in and near thunderstorms.

*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.