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

Fernandina Beach Municipal Airport (KFHB)

Lat: 30.61°NLon: 81.46°WElev: 16ft.

Partly Cloudy

75°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 4 Aug 12:35 am EDT
Extended Forecast for

Saint Marys GASimilar City Names

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms, mainly between 2am and 4am. Mostly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 40%.

    High: 89 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms before 5am, then a slight chance of showers. Low around 76. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    T-storms then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 75. Light southeast wind. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms after 11am. High near 89. Chance of precipitation is 80%.

    High: 89 °F

    Chance
    T-storms then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 75. Chance of precipitation is 80%.

    Low: 75 °F

    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers and thunderstorms, mainly after 2pm. High near 89. Chance of precipitation is 80%.

    High: 89 °F

    Chance
    T-storms then
    T-storms

  • Thursday Night

    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 73. Chance of precipitation is 80%.

    Low: 73 °F

    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms, mainly between 2am and 4am. Mostly cloudy, with a low around 74. Calm wind.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 40%.
Monday Night
Showers and thunderstorms before 5am, then a slight chance of showers. Low around 76. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 75. Light southeast wind. Chance of precipitation is 60%.
Wednesday
A chance of showers, then showers and thunderstorms after 11am. High near 89. Chance of precipitation is 80%.
Wednesday Night
Showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 75. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms, mainly after 2pm. High near 89. 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 73. Chance of precipitation is 80%.
Friday
A chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny, with a high near 88. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms. High near 89. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms. Low around 75. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys GASimilar City Names
 30.77°N 81.57°W
Last Update:
11:42 pm EDT Aug 3, 2025
Forecast Valid:
12am EDT Aug 4, 2025-6pm EDT Aug 10, 2025
 
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Additional Resources

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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