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Jacksonville, FL Local Forecast Office

3NM S Fernandina Beach FL

Marine Point Forecast

[NOTICE]

Today
High: 87 °F
⇑ENE 12kt
2ft
Tonight
Low: 77 °F
ESE 8kt⇓
2ft
Sunday
High: 85 °F
⇑ENE 7kt
2ft
Sunday Night
Low: 77 °F
E 6kt⇓
2ft
Monday
High: 84 °F
⇑ENE 7kt
2ft
Monday Night
Low: 76 °F
Light Wind
2ft
Tuesday
High: 84 °F
⇑ENE 9kt
2ft
Tuesday Night
Low: 76 °F
ENE 6kt⇓
2ft
Wednesday
High: 83 °F
NE 15kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:21 am EDT Sep 19, 2026
Forecast Valid: 6am EDT Sep 19, 2026-6pm EDT Sep 25, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming ENE 7 to 12 kt in the morning. Partly sunny. Seas around 2 ft.

Tonight

ESE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of showers and thunderstorms, mainly after 3am. Seas around 2 ft.

Sunday

Variable winds less than 5 kt becoming ENE 5 to 7 kt in the afternoon. A chance of showers and thunderstorms, mainly between 11am and noon. Seas around 2 ft.

Sunday Night

E wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Seas around 2 ft.

Monday

Variable winds less than 5 kt becoming ENE 5 to 7 kt in the morning. A chance of showers, with thunderstorms also possible after 11am. Seas around 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. Showers likely and possibly a thunderstorm. Seas around 2 ft.

Tuesday Night

ENE wind around 6 kt becoming variable and less than 5 kt after midnight. A chance of showers and thunderstorms. Seas around 2 ft.

Wednesday

NE wind 8 to 15 kt. Showers likely and possibly a thunderstorm. Seas around 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.