NWS JAX Weather Impact Briefing

Isolated Strong and Severe Thunderstorms Expected This Afternoon & Evening Mainly Across Northeast FL and Coastal Southeast Georgia, and Scattered Severe Thunderstorms Possible on Monday For The Entire Area. Read More >

Hazardous Weather Conditions

For More Weather Information:

Jacksonville, FL Local Forecast Office

2NM NNE Saint Augustine Beach FL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 76 °F
SW 18kt
3ft

Small Craft Advisory
Tonight
Low: 42 °F
NNW 21kt
3-4ft

Small Craft Advisory
Tuesday
High: 54 °F
NNW 18kt
3-4ft

Small Craft Advisory
Tuesday Night
Low: 48 °F
N 11kt
3ft
Wednesday
High: 58 °F
NNE 14kt
3-4ft
Wednesday Night
Low: 53 °F
NNE 12kt
4ft
Thursday
High: 61 °F
N 14kt
4-5ft
Thursday Night
Low: 54 °F
NNE 10kt
4-5ft
Friday
High: 65 °F
N 10kt
4ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:51 pm EDT Mar 16, 2026
Forecast Valid: 2pm EDT Mar 16, 2026-6pm EDT Mar 22, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SW wind around 18 kt, with gusts as high as 24 kt. Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Seas around 3 ft.

Tonight

NNW wind 19 to 21 kt. A chance of showers and thunderstorms, mainly before 8pm. Seas 3 to 4 ft.

Tuesday

NNW wind 11 to 18 kt. Sunny. Seas 3 to 4 ft.

Tuesday Night

N wind 8 to 11 kt. Mostly cloudy. Seas around 3 ft.

Wednesday

NNE wind 11 to 14 kt. Sunny. Seas 3 to 4 ft.

Wednesday Night

NNE wind 10 to 12 kt. Partly cloudy. Seas around 4 ft.

Thursday

N wind around 14 kt, with gusts as high as 20 kt. Mostly sunny. Seas 4 to 5 ft.

Thursday Night

NNE wind 6 to 10 kt. Partly cloudy. Seas 4 to 5 ft.

Friday

N wind around 10 kt. Sunny. Seas around 4 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.