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

Coastal Flood Warnings and Heavy Rainfall this Weekend - Updated Briefing

Coastal Flood Warnings have been issued through early next week along portions of the northeast Florida Atlantic coast and within the St. Johns River basin. Dangerous marine and surf conditions will continue, with heavy rainfall possible this weekend, which may exacerbate flooding at coastal locations. Please monitor this briefing for the latest updates this weekend and early next week. Read More >

Current conditions at

Cecil Airport (KVQQ)

Lat: 30.21°NLon: 81.87°WElev: 62ft.

Mostly Cloudy

79°F

26°C

Humidity 74%
Wind Speed N 14 mph
Barometer 30.09 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 3 Oct 4:50 pm EDT
Extended Forecast for

Macclenny FL

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. Breezy, with a northeast wind 8 to 15 mph, with gusts as high as 28 mph.

    Low: 67 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers, mainly after 10am. The rain could be heavy at times. Partly sunny, with a high near 82. Breezy, with a northeast wind 10 to 16 mph, with gusts as high as 29 mph. New precipitation amounts between a quarter and half of an inch possible.

    High: 82 °F

    Heavy Rain
    and Breezy

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 70. Northeast wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Partly sunny, with a high near 83. East wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 69. East wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Showers

  • Monday Night

    Monday Night: Showers, mainly before 8pm. Low around 69. Chance of precipitation is 80%.

    Low: 69 °F

    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers. Mostly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 2am. Partly cloudy, with a low around 68.

    Low: 68 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 67. Breezy, with a northeast wind 8 to 15 mph, with gusts as high as 28 mph.
Saturday
A 50 percent chance of showers, mainly after 10am. The rain could be heavy at times. Partly sunny, with a high near 82. Breezy, with a northeast wind 10 to 16 mph, with gusts as high as 29 mph. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A slight chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 70. Northeast wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Partly sunny, with a high near 83. East wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 69. East wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Monday
Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.
Monday Night
Showers, mainly before 8pm. Low around 69. Chance of precipitation is 80%.
Tuesday
A 50 percent chance of showers. Mostly sunny, with a high near 84.
Tuesday Night
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 68.
Wednesday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Macclenny FL
 30.29°N 82.13°W
Last Update:
1:26 pm EDT Oct 3, 2025
Forecast Valid:
5pm EDT Oct 3, 2025-6pm EDT Oct 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