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Nassauville, FL Marine Weather Forecast

Station FRDF1 - 8720030 - Fernandina Beach, FL

July 25, 2026 6:48 am EDT
Location: 30.675N 81.465W
Wind Direction: S (180°)
Wind Speed: 4.1 knots
Wind Gust: 6.0 knots
Atmospheric Pressure: 30.09 in (1019.1 mb)
Air Temperature: 79.7°F (26.5°C)


Today - 93°F
Jul 25, 2026
3 to 7 mph S
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Partly sunny. High near 93, with temperatures falling to around 87 in the afternoon. Heat index values as high as 106. South wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Tonight - 77°F
Jul 25, 2026
2 to 6 mph SW
Chance Showers And Thunderstorms then Mostly Cloudy
A chance of showers and thunderstorms before 11pm. Mostly cloudy. Low around 77, with temperatures rising to around 78 overnight. Southwest wind 2 to 6 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
Sunday - 92°F
Jul 26, 2026
3 to 10 mph W
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Partly sunny. High near 92, with temperatures falling to around 87 in the afternoon. Heat index values as high as 105. West wind 3 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night - 75°F
Jul 26, 2026
6 to 9 mph SW
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Mostly cloudy. Low around 75, with temperatures rising to around 76 overnight. Southwest wind 6 to 9 mph. Chance of precipitation is 70%.
Monday - 90°F
Jul 27, 2026
6 to 10 mph N
Partly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 2pm. Partly sunny. High near 90, with temperatures falling to around 87 in the afternoon. North wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Monday Night - 76°F
Jul 27, 2026
3 to 10 mph S
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76. Chance of precipitation is 20%.
Tuesday - 92°F
Jul 28, 2026
3 to 12 mph S
Mostly Sunny
Mostly sunny, with a high near 92.
Tuesday Night - 78°F
Jul 28, 2026
7 to 13 mph S
Partly Cloudy
Partly cloudy, with a low around 78.
Wednesday - 94°F
Jul 29, 2026
10 mph SW
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 50%.
Wednesday Night - 76°F
Jul 29, 2026
9 mph SW
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely between 8pm and 2am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Thursday - 91°F
Jul 30, 2026
9 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Thursday Night - 76°F
Jul 30, 2026
3 to 8 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Friday - 90°F
Jul 31, 2026
5 to 8 mph S
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 90. Chance of precipitation is 50%.
Friday Night - 75°F
Jul 31, 2026
3 to 8 mph SW
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 75.

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