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Jacksonville, FL Local Forecast Office

4NM S Saint Augustine Beach FL

Marine Point Forecast

[NOTICE]

Today
High: 92 °F
⇑SE 7kt
< 1ft
Tonight
Low: 76 °F
S 6kt⇓
< 1ft
Saturday
High: 93 °F
⇑ESE 8kt
< 1ft
Saturday Night
Low: 77 °F
SSE 8kt⇓
< 1ft
Sunday
High: 94 °F
⇑E 7kt
< 1ft
Sunday Night
Low: 77 °F
SSE 6kt⇓
< 1ft
Monday
High: 95 °F
W 6kt
< 1ft
Monday Night
Low: 78 °F
SW 7kt
< 1ft
Tuesday
High: 95 °F
W 6kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:01 pm EDT Aug 13, 2026
Forecast Valid: 9am EDT Aug 14, 2026-6pm EDT Aug 20, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming SE 5 to 7 kt in the afternoon. A chance of showers and thunderstorms, mainly between 2pm and 5pm. Seas 1 ft or less.

Tonight

S wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of showers and thunderstorms, mainly before 8pm. Seas 1 ft or less.

Saturday

Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Saturday Night

SSE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming E 5 to 7 kt in the afternoon. Sunny. Seas 1 ft or less.

Sunday Night

SSE wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Seas 1 ft or less.

Monday

W wind around 6 kt becoming SSW in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Monday Night

S wind around 7 kt becoming WSW after midnight. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Tuesday

W wind around 6 kt becoming SSE in the afternoon. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Winds and waves 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.