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Neptune Beach, FL Marine Weather Forecast

Station LTJF1 - 8720228 - Little Jetties, St. Johns River, FL

December 17, 2025 12:48 am EST
Location: 30.379N 81.446W
Air Temperature: 53.8°F (12.1°C)
Dew Point: 53.8°F (12.1°C)


Overnight - 52°F
Dec 17, 2025
5 mph NE
Patchy Fog
Patchy fog after 4am. Partly cloudy, with a low around 52. Northeast wind around 5 mph.
Wednesday - 65°F
Dec 17, 2025
5 to 10 mph N
Patchy Fog then Mostly Cloudy
Patchy fog before 7am. Mostly cloudy, with a high near 65. North wind 5 to 10 mph.
Wednesday Night - 59°F
Dec 17, 2025
7 mph NE
Cloudy then Slight Chance Rain Showers
A slight chance of rain showers between 2am and 3am. Cloudy, with a low around 59. Northeast wind around 7 mph. Chance of precipitation is 20%.
Thursday - 72°F
Dec 18, 2025
3 to 8 mph SE
Chance Rain Showers
A chance of rain showers after 7am. Mostly cloudy, with a high near 72. Southeast wind 3 to 8 mph. Chance of precipitation is 50%.
Thursday Night - 62°F
Dec 18, 2025
6 to 9 mph S
Showers And Thunderstorms Likely
A chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 62. South wind 6 to 9 mph. Chance of precipitation is 60%.
Friday - 69°F
Dec 19, 2025
12 mph W
Slight Chance Rain Showers then Mostly Sunny
A slight chance of rain showers before 7am. Mostly sunny, with a high near 69. Chance of precipitation is 20%.
Friday Night - 46°F
Dec 19, 2025
7 mph N
Mostly Clear
Mostly clear, with a low around 46.
Saturday - 66°F
Dec 20, 2025
6 mph NE
Sunny
Sunny, with a high near 66.
Saturday Night - 51°F
Dec 20, 2025
5 mph SW
Mostly Clear
Mostly clear, with a low around 51.
Sunday - 70°F
Dec 21, 2025
2 to 6 mph N
Sunny
Sunny, with a high near 70.
Sunday Night - 54°F
Dec 21, 2025
2 to 6 mph NE
Mostly Clear
Mostly clear, with a low around 54.
Monday - 67°F
Dec 22, 2025
6 to 12 mph NE
Mostly Sunny
Mostly sunny, with a high near 67.
Monday Night - 56°F
Dec 22, 2025
8 mph NE
Partly Cloudy
Partly cloudy, with a low around 56.
Tuesday - 68°F
Dec 23, 2025
9 mph NE
Mostly Sunny
Mostly sunny, with a high near 68.

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