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Jacksonville, FL Local Forecast Office

Fernandina Beach FL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 95 °F
S 11kt
< 1ft
Tonight
Low: 77 °F
S 11kt
< 1ft
Juneteenth
High: 90 °F
W 11kt
< 1ft
Friday Night
Low: 75 °F
WSW 6kt⇓
< 1ft
Saturday
High: 88 °F
Light Wind
< 1ft
Saturday Night
Low: 74 °F
Light Wind
< 1ft
Sunday
High: 88 °F
⇑SE 6kt
< 1ft
Sunday Night
Low: 76 °F
Light Wind
< 1ft
Monday
High: 92 °F
⇑S 7kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:21 pm EDT Jun 18, 2026
Forecast Valid: 3pm EDT Jun 18, 2026-6pm EDT Jun 24, 2026

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Detailed Forecast

This Afternoon

S wind around 11 kt, with gusts as high as 17 kt. Showers and thunderstorms likely, mainly after 5pm. Seas 1 ft or less.

Tonight

S wind around 11 kt, with gusts as high as 17 kt. Showers and thunderstorms likely, mainly before 11pm. Seas 1 ft or less.

Juneteenth

W wind around 11 kt, with gusts as high as 20 kt. Showers and thunderstorms likely, mainly before 5pm. Seas 1 ft or less.

Friday Night

WSW wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of showers and thunderstorms, mainly after 4am. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. Showers and thunderstorms, mainly between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming SE around 6 kt in the afternoon. A chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly before 8pm. Seas 1 ft or less.

Monday

Variable winds less than 5 kt becoming S 5 to 7 kt in the morning. A slight chance of showers and thunderstorms after 2pm. 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.