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Jacksonville, FL Local Forecast Office

Fernandina Beach FL

Marine Point Forecast

[NOTICE]

Today
High: 83 °F
⇑SSE 6kt
< 1ft
Tonight
Low: 64 °F
Light Wind
< 1ft
Wednesday
High: 83 °F
⇑SSE 9kt
< 1ft
Wednesday Night
Low: 64 °F
SSE 8kt⇓
< 1ft
Thursday
High: 80 °F
SW 10kt
< 1ft
Thursday Night
Low: 55 °F
NNE 11kt
< 1ft
Friday
High: 68 °F
NE 10kt
< 1ft
Friday Night
Low: 58 °F
Light Wind
< 1ft
Saturday
High: 72 °F
⇑ENE 9kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:47 am EDT Mar 10, 2026
Forecast Valid: 7am EDT Mar 10, 2026-6pm EDT Mar 16, 2026

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Detailed Forecast

Today

Variable winds less than 5 kt becoming SSE around 6 kt in the afternoon. Sunny. Seas 1 ft or less.

Tonight

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Winds could gust as high as 15 kt. Sunny. Seas 1 ft or less.

Wednesday Night

SSE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Winds could gust as high as 15 kt. Mostly cloudy. Seas 1 ft or less.

Thursday

SSW wind 6 to 10 kt becoming W in the afternoon. Winds could gust as high as 16 kt. Showers, with thunderstorms also possible after 5pm. Seas 1 ft or less.

Thursday Night

NNE wind 9 to 11 kt, with gusts as high as 18 kt. Showers and possibly a thunderstorm before 8pm, then a chance of showers. Seas 1 ft or less.

Friday

NE wind around 10 kt, with gusts as high as 18 kt. A slight chance of showers. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Saturday

Variable winds less than 5 kt becoming ENE 5 to 9 kt in the morning. A slight chance of showers. 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.