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

Winter Weather and Widespread Freezes - Updated Briefing

Winter Weather Advisories are posted for portions of inland southeast GA through early Sunday afternoon, where a light dusting of snowfall will be possible. Widespread freezes are expected through midweek, with Freeze Warnings and Cold Weather Advisories in effect tonight through Monday morning. Low wind chill values are expected early on Monday morning area-wide. 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

39°F

4°C

Humidity 86%
Wind Speed NW 12 G 21 mph
Barometer 30.16 in (1021.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 18 Jan 9:52 pm EST
Extended Forecast for

Jacksonville Beach FL

Cold Weather Advisory January 19, 01:00am until January 19, 09:00am
Freeze Warning until January 19, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
Freeze Warning
  •  
    Freeze Warning until January 19, 09:00am

    NOW until 9:00am Mon

    Freeze Warning

  • Tonight

    Low: 35 °F

    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 52. Wind chill values as low as 27 early. Northwest wind 8 to 14 mph, with gusts as high as 20 mph.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Northwest wind 8 to 13 mph, with gusts as high as 17 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. Breezy, with a north wind around 15 mph, with gusts as high as 21 mph.

    High: 53 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48. Breezy, with a north wind around 15 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61. Breezy.

    High: 61 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Cloudy, with a low around 55.

    Low: 55 °F

    Cloudy then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Mostly cloudy, with a high near 60. Breezy.

    High: 60 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Clear, with a low around 35. Northwest wind 11 to 13 mph, with gusts as high as 18 mph.
M.L.King Day
Sunny, with a high near 52. Wind chill values as low as 27 early. Northwest wind 8 to 14 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 41. Northwest wind 8 to 13 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 53. Breezy, with a north wind around 15 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 48. Breezy, with a north wind around 15 mph, with gusts as high as 21 mph.
Wednesday
Mostly cloudy, with a high near 61. Breezy.
Wednesday Night
A 20 percent chance of showers after 1am. Cloudy, with a low around 55.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 60. Breezy.
Thursday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 52. Windy.
Friday
Mostly sunny, with a high near 61. Windy.
Friday Night
Mostly cloudy, with a low around 56. Breezy.
Saturday
Partly sunny, with a high near 66.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 63. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville Beach FL
 30.3°N 81.39°W
Last Update:
7:56 pm EST Jan 18, 2026
Forecast Valid:
10pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
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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