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

Hazardous Weather Conditions

Current conditions at

Fernandina Beach Municipal Airport (KFHB)

Lat: 30.61°NLon: 81.46°WElev: 16ft.

Mostly Cloudy

81°F

27°C

Humidity 79%
Wind Speed W 3 mph
Barometer 29.95 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 3 Aug 5:35 pm EDT
Extended Forecast for

Fernandina Beach FL

Flood Watch August 3, 05:45pm until August 4, 12:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 3, 05:45pm until August 4, 12:00am

    NOW until 12:00am Mon

    Flood Watch

  • This Afternoon

    High: 80 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 76. Northeast wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 76 °F

    Heavy Rain
    then Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 88. Heat index values as high as 100. Light south wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

    High: 88 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms before 5am, then a slight chance of showers. Low around 78. East wind 5 to 9 mph becoming light southeast after midnight. Chance of precipitation is 80%.

    Low: 78 °F

    T-storms then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, then showers and thunderstorms likely after 11am. Sunny, with a high near 90. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 70%.

    High: 90 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.

    Low: 77 °F

    T-storms
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 89. Chance of precipitation is 70%.

    High: 89 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 77. Chance of precipitation is 60%.

    Low: 77 °F

    T-storms
    Likely then
    Showers
    Likely

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Steady temperature around 80. Northeast wind around 10 mph, with gusts as high as 16 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 76. Northeast wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 88. Heat index values as high as 100. Light south wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 16 mph.
Monday Night
Showers and thunderstorms before 5am, then a slight chance of showers. Low around 78. East wind 5 to 9 mph becoming light southeast after midnight. Chance of precipitation is 80%.
Tuesday
A chance of showers, then showers and thunderstorms likely after 11am. Sunny, with a high near 90. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
Wednesday
A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 89. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 77. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms, mainly after 2pm. High near 87. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Low around 76. Chance of precipitation is 80%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 87. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 77. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 88. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 78. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fernandina Beach FL
 30.67°N 81.45°W
Last Update:
1:26 pm EDT Aug 3, 2025
Forecast Valid:
5pm EDT Aug 3, 2025-6pm EDT Aug 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation