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

4NM E Saint Simons GA

Marine Point Forecast

[NOTICE]

Today
High: 71 °F
SSE 12kt
2ft
Tonight
Low: 64 °F
S 15kt
3ft
Monday
High: 73 °F
SSW 16kt
3ft
Monday Night
Low: 40 °F
NW 18kt
2-3ft
Tuesday
High: 51 °F
NW 15kt
2ft
Tuesday Night
Low: 44 °F
N 8kt
2ft
Wednesday
High: 55 °F
NNE 11kt
2ft
Wednesday Night
Low: 50 °F
NE 8kt
2-3ft
Thursday
High: 60 °F
NNE 11kt
3ft

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

E wind 7 to 12 kt becoming SSE in the afternoon. A chance of showers, with thunderstorms also possible after 5pm. Patchy fog between 8am and 2pm. Seas around 2 ft.

Tonight

S wind 13 to 15 kt, with gusts as high as 21 kt. A chance of showers and thunderstorms. Seas around 3 ft.

Monday

SSW wind 14 to 16 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Seas around 3 ft.

Monday Night

NW wind around 18 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Seas 2 to 3 ft.

Tuesday

NW wind 10 to 15 kt. Partly sunny. Seas around 2 ft.

Tuesday Night

N wind around 8 kt. Mostly cloudy. Seas around 2 ft.

Wednesday

NNE wind 8 to 11 kt. Sunny. Seas around 2 ft.

Wednesday Night

NE wind around 8 kt. Partly cloudy. Seas 2 to 3 ft.

Thursday

NNE wind around 11 kt. Mostly sunny. Seas around 3 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.