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Jacksonville, FL Local Forecast Office

4NM S Saint Augustine Beach FL

Marine Point Forecast

[NOTICE]

Today
High: 95 °F
ESE 8kt
< 1ft
Tonight
Low: 77 °F
S 8kt⇓
< 1ft
Monday
High: 95 °F
W 8kt
< 1ft
Monday Night
Low: 78 °F
WSW 8kt
< 1ft
Tuesday
High: 97 °F
W 8kt
< 1ft
Tuesday Night
Low: 78 °F
SW 7kt⇓
< 1ft
Wednesday
High: 95 °F
Light Wind
< 1ft
Wednesday Night
Low: 77 °F
Light Wind
< 1ft
Thursday
High: 95 °F
⇑ESE 6kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:16 am EDT Aug 16, 2026
Forecast Valid: 7am EDT Aug 16, 2026-6pm EDT Aug 22, 2026

View Nearby Observations

Detailed Forecast

Today

WSW wind 5 to 8 kt becoming ESE in the afternoon. A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Seas 1 ft or less.

Tonight

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

Monday

W wind 6 to 8 kt becoming SSW in the afternoon. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 ft or less.

Monday Night

WSW wind around 8 kt. Partly cloudy. Seas 1 ft or less.

Tuesday

W wind 5 to 8 kt. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Tuesday Night

SW wind 5 to 7 kt becoming variable and less than 5 kt in the evening. A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Seas 1 ft or less.

Wednesday

Variable winds 5 kt or less. Showers and thunderstorms likely after 2pm. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 8pm. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming ESE around 6 kt in the afternoon. A 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.