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

Arctic Cold Air Outbreak All Week Long - Subfreezing Low Temperatures & Dangerous Wind Chill

Widespread late night and morning freezes will continue through the week. Dangerously cold wind chills will accompany the cold arctic air each night this week. Read More >

Hazardous Weather Conditions

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

57°F

14°C

Humidity 21%
Wind Speed NW 8 mph
Barometer 30.25 in (1024.4 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 28 Jan 1:56 pm EST
Extended Forecast for

Saint Augustine Shores FL

Frost Advisory January 29, 02:00am until January 29, 09:00am
Click here for hazard details and duration
Frost Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 56. Northwest wind around 9 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Areas of frost after 2am. Otherwise, mostly clear, with a low around 33. Northwest wind 3 to 7 mph. Winds could gust as high as 15 mph.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 57. Wind chill values as low as 27 early. North wind around 9 mph, with gusts as high as 15 mph.

    High: 57 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 42. Light northeast wind.

    Low: 42 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 66. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 55. Windy.

    High: 55 °F

    Partly Sunny
    and Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22. Very windy.

    Low: 22 °F

    Mostly Clear
    and Very
    Windy

  • Sunday

    Sunday: Sunny, with a high near 44. Windy.

    High: 44 °F

    Sunny and
    Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 56. Northwest wind around 9 mph.
Tonight
Areas of frost after 2am. Otherwise, mostly clear, with a low around 33. Northwest wind 3 to 7 mph. Winds could gust as high as 15 mph.
Thursday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 57. Wind chill values as low as 27 early. North wind around 9 mph, with gusts as high as 15 mph.
Thursday Night
Increasing clouds, with a low around 42. Light northeast wind.
Friday
Mostly sunny, with a high near 66. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 55. Windy.
Saturday Night
Mostly clear, with a low around 22. Very windy.
Sunday
Sunny, with a high near 44. Windy.
Sunday Night
Mostly clear, with a low around 26.
Monday
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine Shores FL
 29.81°N 81.31°W
Last Update:
12:26 pm EST Jan 28, 2026
Forecast Valid:
2pm EST Jan 28, 2026-6pm EST Feb 3, 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