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Jacksonville, FL Local Forecast Office

4NM WNW Mayport FL

Marine Point Forecast

[NOTICE]

    • Overnight

      Overnight:E wind around 6 kt becoming variable and less than 5 kt. Mostly cloudy. Seas 1 ft or less.

      Low: 77 °F

      E 6kt⇓
      < 1ft

    • Monday

      Monday:NE wind 5 to 13 kt, with gusts as high as 20 kt. A slight chance of showers, then a chance of showers and thunderstorms after 11am. Seas 1 ft or less.

      High: 86 °F

      NE 13kt
      < 1ft

    • Monday Night

      Monday Night:E wind 5 to 10 kt. A chance of showers and thunderstorms before 10pm, then a slight chance of showers. Seas 1 ft or less.

      Low: 76 °F

      E 10kt
      < 1ft

    • Tuesday

      Tuesday:NE wind 5 to 11 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

      High: 87 °F

      NE 11kt
      < 1ft

    • Tuesday Night

      Tuesday Night:E wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of showers after 2am. Seas 1 ft or less.

      Low: 76 °F

      E 6kt⇓
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming E 5 to 10 kt in the morning. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.

      High: 87 °F

      ⇑E 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:ESE wind around 6 kt becoming variable and less than 5 kt in the evening. Showers likely before 8pm, then a slight chance of showers and thunderstorms after 2am. Seas 1 ft or less.

      Low: 76 °F

      ESE 6kt⇓
      < 1ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming E 6 to 11 kt in the morning. A chance of showers and thunderstorms, mainly after 8am. Seas 1 ft or less.

      High: 88 °F

      ⇑E 11kt
      < 1ft

    • Thursday Night

      Thursday Night:SE wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of thunderstorms before 8pm. Seas 1 ft or less.

      Low: 76 °F

      SE 6kt⇓
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:56 pm EDT Aug 30, 2026
Forecast Valid: 12am EDT Aug 31, 2026-6pm EDT Sep 6, 2026

View Nearby Observations

Detailed Forecast


Overnight
E wind around 6 kt becoming variable and less than 5 kt. Mostly cloudy. Seas 1 ft or less.
Monday
NE wind 5 to 13 kt, with gusts as high as 20 kt. A slight chance of showers, then a chance of showers and thunderstorms after 11am. Seas 1 ft or less.
Monday Night
E wind 5 to 10 kt. A chance of showers and thunderstorms before 10pm, then a slight chance of showers. Seas 1 ft or less.
Tuesday
NE wind 5 to 11 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday Night
E wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of showers after 2am. Seas 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming E 5 to 10 kt in the morning. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.
Wednesday Night
ESE wind around 6 kt becoming variable and less than 5 kt in the evening. Showers likely before 8pm, then a slight chance of showers and thunderstorms after 2am. Seas 1 ft or less.
Thursday
Variable winds less than 5 kt becoming E 6 to 11 kt in the morning. A chance of showers and thunderstorms, mainly after 8am. Seas 1 ft or less.
Thursday Night
SE wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of thunderstorms before 8pm. Seas 1 ft or less.

Winds and waves higher in and near thunderstorms.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 30.39°N 81.46°W
Last Update: 11:56 pm EDT Aug 30, 2026
Forecast Valid: 12am EDT Aug 31, 2026-6pm EDT Sep 6, 2026
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