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Jacksonville, FL Local Forecast Office

4NM S Saint Augustine Beach FL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 91 °F
Light Wind
< 1ft
Tonight
Low: 74 °F
Light Wind
< 1ft
Labor Day
High: 86 °F
⇑E 7kt
< 1ft
Monday Night
Low: 74 °F
Light Wind
< 1ft
Tuesday
High: 85 °F
ENE 9kt
< 1ft
Tuesday Night
Low: 75 °F
ENE 6kt⇓
< 1ft
Wednesday
High: 87 °F
⇑E 10kt
< 1ft
Wednesday Night
Low: 75 °F
Light Wind
< 1ft
Thursday
High: 88 °F
⇑ESE 6kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:21 pm EDT Sep 6, 2026
Forecast Valid: 3pm EDT Sep 6, 2026-6pm EDT Sep 12, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 2am. Seas 1 ft or less.

Labor Day

Variable winds less than 5 kt becoming E 5 to 7 kt in the afternoon. Showers and thunderstorms likely, mainly after 2pm. Seas 1 ft or less.

Monday Night

Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 3am, then a slight chance of thunderstorms after 4am. Seas 1 ft or less.

Tuesday

ENE wind 5 to 9 kt. A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.

Tuesday Night

ENE wind around 6 kt becoming variable and less than 5 kt in the evening. Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms after 8pm. Seas 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming E 5 to 10 kt in the morning. 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. Showers and thunderstorms likely, mainly 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.