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

51°F

11°C

Humidity 59%
Wind Speed NE 7 mph
Barometer 30.20 in (1022.7 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 29 Jan 5:56 pm EST
Extended Forecast for

St. Augustine Airport 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 44. Northeast wind around 6 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 64. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 43. Calm wind becoming northwest 5 to 7 mph after midnight.

    Low: 43 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Windy, with a west wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 53 °F

    Mostly Sunny
    and Windy

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers between 10pm and 1am. Partly cloudy, with a low around 22. Windy, with a northwest wind around 23 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Rain/Snow and
    Windy

  • Sunday

    Sunday: Sunny, with a high near 42. Windy.

    High: 42 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. Northeast wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 64. Calm wind becoming north 5 to 7 mph in the afternoon.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 43. Calm wind becoming northwest 5 to 7 mph after midnight.
Saturday
Mostly sunny, with a high near 53. Windy, with a west wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.
Saturday Night
A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers between 10pm and 1am. Partly cloudy, with a low around 22. Windy, with a northwest wind around 23 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 42. 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 32.
Tuesday
Sunny, with a high near 55.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 61.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 44.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St. Augustine Airport FL
 29.97°N 81.32°W
Last Update:
12:27 pm EST Jan 29, 2026
Forecast Valid:
6pm EST Jan 29, 2026-6pm EST Feb 5, 2026
 
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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