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

Tidal Flooding Continues - Updated Briefing

Coastal Flood Warnings have been issued within portions of the St. Johns River basin south of downtown Jacksonville. Dangerous marine and surf conditions will continue through Tuesday. Strengthening onshore winds beginning on Thursday may result in an expansion of Coastal Flood Warnings and Advisories. Please monitor this briefing for the latest updates this weekend and early next week. Read More >

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 E 10 mph
Barometer 30.09 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 6 Oct 5:15 pm EDT
Extended Forecast for

Saint Marys GA

Coastal Flood Advisory October 6, 05:27pm until October 8, 05:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory October 6, 05:27pm until October 8, 05:00am

    NOW until 5:00am Wed

    Coastal Flood Advisory

  • This Afternoon

    High: 81 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 73. East wind 3 to 7 mph. Winds could gust as high as 17 mph.

    Low: 73 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 83. East wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 83 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. East wind 3 to 7 mph.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Light northeast wind becoming east 5 to 9 mph in the morning.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Breezy. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Breezy.

    Low: 67 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a high near 81. East wind around 13 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 73. East wind 3 to 7 mph. Winds could gust as high as 17 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 83. East wind 7 to 11 mph, with gusts as high as 17 mph.
Tuesday Night
Mostly clear, with a low around 72. East wind 3 to 7 mph.
Wednesday
Sunny, with a high near 85. Light northeast wind becoming east 5 to 9 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Breezy. Chance of precipitation is 50%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Breezy.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Breezy.
Friday Night
A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 65. Breezy.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 62.
Columbus Day
Sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys GA
 30.75°N 81.57°W
Last Update:
1:26 pm EDT Oct 6, 2025
Forecast Valid:
5pm EDT Oct 6, 2025-6pm EDT Oct 13, 2025
 
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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