NWS JAX Weather Impact Briefing

Isolated Severe Thunderstorms Possible Sunday Afternoon & Evening, and Scattered Severe Thunderstorms Possible Monday Read More >

For More Weather Information:

Jacksonville, FL Local Forecast Office

13NM NNW Fernandina Beach FL

Marine Point Forecast

[NOTICE]

Today
High: 82 °F
⇑S 11kt
< 1ft
Tonight
Low: 64 °F
S 8kt
< 1ft
Monday
High: 79 °F
SSW 15kt
< 1ft
Monday Night
Low: 37 °F
NW 9kt
< 1ft
Tuesday
High: 56 °F
NNW 8kt
< 1ft
Tuesday Night
Low: 39 °F
Light Wind
< 1ft
Wednesday
High: 62 °F
N 8kt
< 1ft
Wednesday Night
Low: 46 °F
Light Wind
< 1ft
Thursday
High: 66 °F
NNE 8kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:21 am EDT Mar 15, 2026
Forecast Valid: 7am EDT Mar 15, 2026-6pm EDT Mar 21, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming S 6 to 11 kt in the morning. Winds could gust as high as 17 kt. A slight chance of showers before 1pm, then a chance of showers and thunderstorms after 3pm. Patchy fog before 11am. Seas 1 ft or less.

Tonight

S wind around 8 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

Monday

SSW wind 10 to 15 kt, with gusts as high as 25 kt. Showers and thunderstorms before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Seas 1 ft or less.

Monday Night

NW wind around 9 kt, with gusts as high as 18 kt. A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Seas 1 ft or less.

Tuesday

NNW wind around 8 kt. Mostly sunny. Seas 1 ft or less.

Tuesday Night

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

Wednesday

N wind 5 to 8 kt. Sunny. Seas 1 ft or less.

Wednesday Night

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

Thursday

NNE wind 6 to 8 kt. Mostly sunny. 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.