Isolated Strong Storms Possible through tonight; Coastal Flooding Potential Continues along the coast, with Isolated Heavy Rainfall

Occasional showers and isolated to scattered t'storms are expected through tonight. Isolated storms may become strong with gusty winds. Isolated flash flooding is possible. In addition, high astronomical tides will create minor to moderate coastal flooding around times of high tide along the coastal areas and the St. Johns River basin. Read More >

For More Weather Information:

Jacksonville, FL Local Forecast Office

3NM WNW Mayport FL

Marine Point Forecast

[NOTICE]

Sunday
High: 82 °F
WSW 10kt
< 1ft
Sunday Night
Low: 67 °F
Light Wind
< 1ft
Columbus Day
High: 84 °F
W 9kt
< 1ft
Monday Night
Low: 68 °F
Light Wind
< 1ft
Tuesday
High: 82 °F
NNE 8kt
< 1ft
Tuesday Night
Low: 69 °F
Light Wind
< 1ft
Wednesday
High: 83 °F
⇑NE 7kt
< 1ft
Wednesday Night
Low: 69 °F
Light Wind
< 1ft
Thursday
High: 84 °F
⇑ENE 8kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:21 am EDT Oct 11, 2026
Forecast Valid: 3am EDT Oct 11, 2026-6pm EDT Oct 17, 2026

View Nearby Observations

Detailed Forecast

Sunday

SSW wind 8 to 10 kt becoming W in the morning. Winds could gust as high as 16 kt. Showers and thunderstorms likely before 11am, then a slight chance of showers between 11am and noon. Seas 1 ft or less.

Sunday Night

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

Columbus Day

W wind 7 to 9 kt. Sunny. Seas 1 ft or less.

Monday Night

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

Tuesday

NNW wind 5 to 8 kt becoming NE in the afternoon. Sunny. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Clear. Seas 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming NE 5 to 7 kt in the afternoon. Sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Clear. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming ENE 5 to 8 kt in the afternoon. Sunny. Seas 1 ft or less.

*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.