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

58°F

14°C

Humidity 21%
Wind Speed Vrbl 6 mph
Barometer 30.22 in (1023.3 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 28 Jan 3:56 pm EST
Extended Forecast for

Saint Augustine Beach 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: Mostly clear, with a low around 35. Wind chill values as low as 27. Northwest wind 6 to 10 mph, with gusts as high as 16 mph.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 57. Wind chill values as low as 26 early. North wind 10 to 13 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 45. Northeast wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 65. Light and variable wind becoming southwest 5 to 8 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Friday Night

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

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 55. Very windy.

    High: 55 °F

    Slight Chance
    Showers and
    Very Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 23. Very windy.

    Low: 23 °F

    Mostly Clear
    and Very
    Windy

  • Sunday

    Sunday: Sunny, with a high near 44. Very windy.

    High: 44 °F

    Sunny and
    Very Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 56. Northwest wind around 9 mph.
Tonight
Mostly clear, with a low around 35. Wind chill values as low as 27. Northwest wind 6 to 10 mph, with gusts as high as 16 mph.
Thursday
Sunny, with a high near 57. Wind chill values as low as 26 early. North wind 10 to 13 mph.
Thursday Night
Increasing clouds, with a low around 45. Northeast wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 65. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 55. Very windy.
Saturday Night
Mostly clear, with a low around 23. Very windy.
Sunday
Sunny, with a high near 44. Very windy.
Sunday Night
Mostly clear, with a low around 28. Windy.
Monday
Sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Sunny, with a high near 55.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine Beach FL
 29.85°N 81.28°W
Last Update:
12:26 pm EST Jan 28, 2026
Forecast Valid:
4pm EST Jan 28, 2026-6pm EST Feb 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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