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Jacksonville, FL Local Forecast Office

4NM S Saint Augustine Beach FL

Marine Point Forecast

[NOTICE]

Tonight
Low: 47 °F
W 9kt
< 1ft
Thursday
High: 57 °F
WNW 16kt
< 1ft
Thursday Night
Low: 33 °F
NNW 13kt
< 1ft
Friday
High: 57 °F
Light Wind
< 1ft
Friday Night
Low: 41 °F
Light Wind
< 1ft
Saturday
High: 68 °F
⇑SSW 7kt
< 1ft
Saturday Night
Low: 43 °F
⇑NW 9kt
< 1ft
Sunday
High: 56 °F
NW 12kt
< 1ft
Sunday Night
Low: 33 °F
NW 9kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:32 pm EST Jan 14, 2026
Forecast Valid: 6pm EST Jan 14, 2026-6pm EST Jan 21, 2026

View Nearby Observations

Detailed Forecast

Tonight

W wind 7 to 9 kt, with gusts as high as 15 kt. Showers likely, mainly between 1am and 3am. Seas 1 ft or less.

Thursday

WNW wind 10 to 16 kt, with gusts as high as 22 kt. A slight chance of showers before 7am. Seas 1 ft or less.

Thursday Night

NNW wind 9 to 13 kt, with gusts as high as 19 kt. Mostly clear. Seas 1 ft or less.

Friday

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

Friday Night

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

Saturday

Variable winds less than 5 kt becoming SSW 5 to 7 kt in the morning. Mostly sunny. Seas 1 ft or less.

Saturday Night

Variable winds less than 5 kt becoming NW 5 to 9 kt in the evening. Winds could gust as high as 15 kt. A slight chance of showers after 1am. Seas 1 ft or less.

Sunday

NW wind around 12 kt. A slight chance of showers. Seas 1 ft or less.

Sunday Night

NW wind around 9 kt. Mostly clear. 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.