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Cold Wind Chills and an Early Season Freeze - Updated Briefing

Sharply colder weather arrives tonight with a Freeze warning in effect away for most Southeast GA and Northeast FL west of the St Johns river. A Cold Weather Advisory is also in effect tonight as wind chills fall into the 20s. A Gale Warning is posted for the waters overnight. A Widespread frost will impact inland areas Tuesday night into Wednesday morning with a Freeze Watch in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

40°F

4°C

Humidity 73%
Wind Speed W 3 mph
Barometer 30.36 in (1028.0 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 11 Nov 8:56 pm EST
Extended Forecast for

Saint Augustine Beach FL

Frost Advisory November 12, 03:00am until November 12, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Clear, with a low around 40. West wind 5 to 7 mph.

    Low: 40 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. West wind around 9 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 49. Southwest wind around 9 mph.

    Low: 49 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 71. Northwest wind 7 to 9 mph becoming northeast in the afternoon.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Calm wind becoming northwest around 5 mph after midnight.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 40. West wind 5 to 7 mph.
Wednesday
Sunny, with a high near 66. West wind around 9 mph.
Wednesday Night
Clear, with a low around 49. Southwest wind around 9 mph.
Thursday
Sunny, with a high near 71. Northwest wind 7 to 9 mph becoming northeast in the afternoon.
Thursday Night
Mostly clear, with a low around 53. Calm wind becoming northwest around 5 mph after midnight.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine Beach FL
 29.85°N 81.28°W
Last Update:
6:36 pm EST Nov 11, 2025
Forecast Valid:
9pm EST Nov 11, 2025-6pm EST Nov 18, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation