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

Dangerously Cold Tonight - Click "Read More" for Briefing

A freeze warning is in effect tonight through Friday morning for all of southeast GA and northeast FL. A hard freeze is expected inland with a coastal freeze. Take actions now to protect plants, pets, pipes, and people! Read More >

Hazardous Weather Conditions

Current conditions at

Mayport Naval Station - Adm David L. McDonald Field (KNRB)

Lat: 30.4°NLon: 81.42°WElev: 13ft.

Fair

35°F

2°C

Humidity 57%
Wind Speed NW 6 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 16 Jan 1:52 am EST
Extended Forecast for

Jacksonville Beach FL

Cold Weather Advisory January 16, 04:00am until January 16, 09:00am
Freeze Warning until January 16, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
Freeze Warning
  •  
    Freeze Warning until January 16, 09:00am

    NOW until 9:00am Fri

    Freeze Warning

  • Overnight

    Low: 37 °F

    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 51. Northwest wind 5 to 7 mph becoming calm.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46. South wind 5 to 9 mph.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 64. South wind around 9 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 48. Southeast wind 6 to 14 mph becoming northwest after midnight.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 52. Breezy. Chance of precipitation is 70%.

    High: 52 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Breezy.

    Low: 36 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 37. Breezy, with a northwest wind 11 to 18 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 51. Northwest wind 5 to 7 mph becoming calm.
Friday Night
Mostly clear, with a low around 46. South wind 5 to 9 mph.
Saturday
Partly sunny, with a high near 64. South wind around 9 mph.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 48. Southeast wind 6 to 14 mph becoming northwest after midnight.
Sunday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 52. Breezy. Chance of precipitation is 70%.
Sunday Night
Mostly clear, with a low around 36. Breezy.
M.L.King Day
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 41. Breezy.
Tuesday
Mostly sunny, with a high near 51. Breezy.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville Beach FL
 30.3°N 81.39°W
Last Update:
12:26 am EST Jan 16, 2026
Forecast Valid:
2am EST Jan 16, 2026-6pm EST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation