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

Arctic Cold Air Outbreak this Weekend - Subfreezing Temperatures and Dangerous Wind Chills

An outbreak of Arctic air will arrive across southeast GA, northeast and north central FL on Saturday. Record cold temperatures, gale conditions on the coastal waters, and life-threatening wind chill values are expected Saturday night and Sunday morning. Take proper precautions to protect yourself, your pets, and vulnerable people from this dangerously cold weather. Read More >

Hazardous Weather Conditions

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

53°F

12°C

Humidity 55%
Wind Speed NE 9 mph
Barometer 30.20 in (1022.6 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 29 Jan 4:56 pm EST
Extended Forecast for

Saint Augustine Beach FL

Freeze Watch January 31, 07:00pm until February 1, 01:00pm
Extreme Cold Watch January 31, 07:00pm until February 1, 01:00pm
Click here for hazard details and duration
Freeze Watch
Extreme Cold Watch

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Northeast wind around 6 mph becoming calm after midnight.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 45. Light and variable wind becoming northwest 5 to 7 mph after midnight.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 56. Windy, with a west wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 56 °F

    Mostly Sunny
    and Windy

  • Saturday Night

    Saturday Night: A slight chance of rain showers before 10pm, then a slight chance of snow showers between 10pm and 1am. Partly cloudy, with a low around 23. Very windy, with a northwest wind 26 to 30 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Rain/Snow and
    Very Windy

  • Sunday

    Sunday: Sunny, with a high near 45. Windy.

    High: 45 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. Northeast wind around 6 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 65. Calm wind becoming north 5 to 7 mph in the afternoon.
Friday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 45. Light and variable wind becoming northwest 5 to 7 mph after midnight.
Saturday
Mostly sunny, with a high near 56. Windy, with a west wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
A slight chance of rain showers before 10pm, then a slight chance of snow showers between 10pm and 1am. Partly cloudy, with a low around 23. Very windy, with a northwest wind 26 to 30 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 45. Windy.
Sunday Night
Mostly clear, with a low around 28.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 57.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 64.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 47.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 62.
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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:
12:27 pm EST Jan 29, 2026
Forecast Valid:
5pm EST Jan 29, 2026-6pm EST Feb 5, 2026
 
Forecast Discussion
 
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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