For More Weather Information:

Mayport FL

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:46 am EDT Sep 25, 2026
Forecast Valid: 9am EDT Sep 25, 2026-6pm EDT Oct 1, 2026

Today

N wind around 17 kt. Mostly sunny. Seas 1 ft or less.

Tonight

N wind around 10 kt. Mostly clear. Seas 1 ft or less.

Saturday

NNE wind 11 to 13 kt. Sunny. Seas 1 ft or less.

Saturday Night

ENE wind 5 to 8 kt becoming WSW after midnight. Mostly clear. Seas 1 ft or less.

Sunday

WNW wind 5 to 8 kt becoming SSW in the afternoon. Mostly sunny. Seas 1 ft or less.

Sunday Night

SSE wind around 9 kt becoming SW after midnight. Partly cloudy. Seas 1 ft or less.

Monday

SW wind around 9 kt becoming S in the afternoon. Mostly sunny. Seas 1 ft or less.

Monday Night

SSE wind 6 to 11 kt becoming SSW after midnight. Mostly clear. Seas 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming ESE 5 to 10 kt in the afternoon. 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.