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Jacksonville, FL Local Forecast Office

4NM S Saint Augustine Beach FL

Marine Point Forecast

[NOTICE]

Tonight
Low: 76 °F
WSW 12kt
< 1ft
Thursday
High: 92 °F
WSW 10kt
< 1ft
Thursday Night
Low: 74 °F
WSW 9kt
< 1ft
Friday
High: 90 °F
WSW 7kt
< 1ft
Friday Night
Low: 74 °F
SSW 7kt⇓
< 1ft
Saturday
High: 90 °F
SW 9kt
< 1ft
Saturday Night
Low: 74 °F
SSW 8kt
< 1ft
Sunday
High: 89 °F
SSW 11kt
< 1ft
Sunday Night
Low: 74 °F
SSW 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:22 pm EDT Jul 29, 2026
Forecast Valid: 7pm EDT Jul 29, 2026-6pm EDT Aug 5, 2026

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Detailed Forecast

Tonight

WSW wind 10 to 12 kt becoming WNW after midnight. Winds could gust as high as 18 kt. A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Seas 1 ft or less.

Thursday

WSW wind around 10 kt, with gusts as high as 16 kt. A chance of showers and thunderstorms, mainly after 2pm. Seas 1 ft or less.

Thursday Night

WSW wind 7 to 9 kt, with gusts as high as 15 kt. A chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Seas 1 ft or less.

Friday

WSW wind around 7 kt. A chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. Seas 1 ft or less.

Friday Night

SSW wind 5 to 7 kt becoming variable and less than 5 kt. Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Seas 1 ft or less.

Saturday

SW wind 6 to 9 kt. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Seas 1 ft or less.

Saturday Night

SSW wind around 8 kt. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Seas 1 ft or less.

Sunday

SSW wind 9 to 11 kt. A slight chance of showers, then showers and thunderstorms likely after 8am. Seas 1 ft or less.

Sunday Night

SSW wind 7 to 10 kt. Showers and thunderstorms likely before 2am, then a slight chance of showers. 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.