National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Arctic BLAST through Tonight – Dangerously Cold! [ ... CLICK "Read More" for More Details ]

A very cold airmass remains in our region through tonight. A hard freeze is anticipated for inland southeast GA. A freeze expected for mainly coastal southeast GA and the Suwannee Valley area tonight. Take actions now to protect plants, pets, pipes, and people! Read More >

Hazardous Weather Conditions

For More Weather Information:

Jacksonville, FL Local Forecast Office

3NM E Saint Augustine FL

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:NNE wind 16 to 22 kt. Partly cloudy. Seas 5 to 6 ft.

      Low: 53 °F

      NNE 22kt
      5-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:NNE wind around 15 kt. Mostly sunny. Seas around 5 ft.

      High: 64 °F

      NNE 15kt
      5ft

    • Tuesday Night

      Tuesday Night:NNE wind 5 to 12 kt becoming SE after midnight. Partly cloudy. Seas 3 to 4 ft.

      Low: 59 °F

      NNE 12kt
      3-4ft

    • Wednesday

      Wednesday:NE wind 5 to 10 kt. Mostly cloudy. Seas around 3 ft.

      High: 67 °F

      NE 10kt
      3ft

    • Wednesday Night

      Wednesday Night:NE wind 6 to 8 kt becoming ESE after midnight. A slight chance of showers after 1am. Seas around 3 ft.

      Low: 63 °F

      NE 8kt
      3ft

    • Thursday

      Thursday:SSE wind 5 to 10 kt. A chance of showers. Seas around 3 ft.

      High: 69 °F

      SSE 10kt
      3ft

    • Thursday Night

      Thursday Night:S wind 8 to 11 kt becoming SW after midnight. A chance of showers. Seas around 3 ft.

      Low: 63 °F

      SW 11kt
      3ft

    • Friday

      Friday:WSW wind around 13 kt becoming NNW in the afternoon. Mostly sunny. Seas around 3 ft.

      High: 69 °F

      NW 13kt
      3ft

    • Friday Night

      Friday Night:N wind 10 to 13 kt. Mostly clear. Seas around 3 ft.

      Low: 57 °F

      N 13kt
      3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:07 pm EST Dec 15, 2025
Forecast Valid: 7pm EST Dec 15, 2025-6pm EST Dec 22, 2025

View Nearby Observations

Detailed Forecast


Tonight
NNE wind 16 to 22 kt. Partly cloudy. Seas 5 to 6 ft.
Tuesday
NNE wind around 15 kt. Mostly sunny. Seas around 5 ft.
Tuesday Night
NNE wind 5 to 12 kt becoming SE after midnight. Partly cloudy. Seas 3 to 4 ft.
Wednesday
NE wind 5 to 10 kt. Mostly cloudy. Seas around 3 ft.
Wednesday Night
NE wind 6 to 8 kt becoming ESE after midnight. A slight chance of showers after 1am. Seas around 3 ft.
Thursday
SSE wind 5 to 10 kt. A chance of showers. Seas around 3 ft.
Thursday Night
S wind 8 to 11 kt becoming SW after midnight. A chance of showers. Seas around 3 ft.
Friday
WSW wind around 13 kt becoming NNW in the afternoon. Mostly sunny. Seas around 3 ft.
Friday Night
N wind 10 to 13 kt. Mostly clear. Seas around 3 ft.

*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: 29.9°N 81.25°W
Last Update: 7:07 pm EST Dec 15, 2025
Forecast Valid: 7pm EST Dec 15, 2025-6pm EST Dec 22, 2025
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