Significant Tidal Flooding Late this Week and Weekend - Updated Briefing

Strengthening onshore winds are forecast late this week, continuing through the upcoming weekend. Significant tidal flooding is likely during times of high tide all along the Atlantic coast and within the St. Johns River basin, and Coastal Flood Watches will likely be issued on Wednesday. Please monitor this briefing for the latest updates. Read More >

For More Weather Information:

Jacksonville, FL Local Forecast Office

3NM SSE Saint Simons GA

Marine Point Forecast

[NOTICE]

This Afternoon
High: 82 °F
E 10kt
2-3ft
Tonight
Low: 73 °F
E 8kt
2-4ft
Wednesday
High: 82 °F
ENE 10kt
2-3ft
Wednesday Night
Low: 72 °F
ENE 7kt
2-3ft
Thursday
High: 78 °F
NE 22kt
3-4ft
Thursday Night
Low: 68 °F
NE 25kt
4-5ft
Friday
High: 74 °F
NNE 24kt
4-5ft
Friday Night
Low: 67 °F
NNE 26kt
4-5ft
Saturday
High: 76 °F
N 22kt
4-5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:16 am EDT Oct 7, 2025
Forecast Valid: 1pm EDT Oct 7, 2025-6pm EDT Oct 13, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

E wind around 10 kt, with gusts as high as 16 kt. A slight chance of showers and thunderstorms. Seas 2 to 3 ft.

Tonight

E wind 5 to 8 kt. Mostly clear. Seas 2 to 4 ft.

Wednesday

ENE wind 5 to 10 kt. Mostly sunny. Seas 2 to 3 ft.

Wednesday Night

ENE wind 5 to 7 kt. Mostly cloudy. Seas 2 to 3 ft.

Thursday

NE wind 15 to 22 kt. A chance of showers, with thunderstorms also possible after 11am. Seas 3 to 4 ft.

Thursday Night

NE wind 23 to 25 kt. A chance of showers and thunderstorms. Seas 4 to 5 ft.

Friday

NNE wind around 24 kt. A chance of showers and thunderstorms. Seas 4 to 5 ft.

Friday Night

NNE wind 24 to 26 kt. A chance of showers. Seas 4 to 5 ft.

Saturday

N wind around 22 kt. A slight chance of showers. Seas 4 to 5 ft.

*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.