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Jacksonville, FL Local Forecast Office

7NM N Mayport FL

Marine Point Forecast

[NOTICE]

Overnight
Low: 79 °F
Light Wind
2-3ft
Saturday
High: 86 °F
ENE 9kt
1-2ft
Saturday Night
Low: 76 °F
Light Wind
2ft
Sunday
High: 85 °F
⇑ENE 9kt
1-2ft
Sunday Night
Low: 76 °F
Light Wind
1-2ft
Monday
High: 84 °F
⇑ENE 8kt
1-2ft
Monday Night
Low: 75 °F
Light Wind
2ft
Tuesday
High: 85 °F
⇑ENE 9kt
2ft
Tuesday Night
Low: 76 °F
Light Wind
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:46 pm EDT Sep 18, 2026
Forecast Valid: 11pm EDT Sep 18, 2026-6pm EDT Sep 25, 2026

View Nearby Observations

Detailed Forecast

Overnight

Variable winds 5 kt or less. Partly cloudy. Seas 2 to 3 ft.

Saturday

N wind 5 to 9 kt becoming ENE in the afternoon. Mostly sunny. Seas 1 to 2 ft.

Saturday Night

Variable winds 5 kt or less. A slight chance of showers between 4am and 5am. Seas around 2 ft.

Sunday

Variable winds less than 5 kt becoming ENE 5 to 9 kt in the morning. A chance of showers, with thunderstorms also possible after 2pm. Seas 1 to 2 ft.

Sunday Night

Variable winds 5 kt or less. A slight chance of thunderstorms before 8pm, then a chance of showers after 2am. Seas 1 to 2 ft.

Monday

Variable winds less than 5 kt becoming ENE 5 to 8 kt in the morning. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Seas 1 to 2 ft.

Monday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas around 2 ft.

Tuesday

Variable winds less than 5 kt becoming ENE 5 to 9 kt in the morning. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Seas around 2 ft.

Tuesday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Seas 1 to 2 ft.

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.