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 freezes begin tonight and will continue through the week, with Freeze Warnings (and Watches) in effect tonight and Tuesday night. 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

41°F

5°C

Humidity 38%
Wind Speed NW 9 mph
Barometer 30.39 in (1029.0 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 26 Jan 11:56 pm EST
Extended Forecast for

Saint Augustine FL

Freeze Watch January 27, 09:00pm until January 28, 09:00am
Cold Weather Advisory until January 27, 10:00am
Freeze Warning January 27, 01:00am until January 27, 10:00am
Click here for hazard details and duration
Freeze Watch
Cold Weather Advisory
Freeze Warning
  •  
    Cold Weather Advisory until January 27, 10:00am

    NOW until 10:00am Tue

    Cold Weather Advisory

  • Overnight

    Low: 31 °F

    Clear and
    Windy

  • Tuesday

    Tuesday: Sunny, with a high near 49. Wind chill values as low as 21 early. Breezy, with a north wind 8 to 16 mph, with gusts as high as 22 mph.

    High: 49 °F

    Sunny and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Areas of frost after 11pm. Otherwise, mostly clear, with a low around 34. Light northwest wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 15 mph.

    Low: 34 °F

    Areas Frost

  • Wednesday

    Wednesday: Areas of frost before 8am. Otherwise, mostly sunny, with a high near 55. Wind chill values as low as 28 early. Northwest wind around 10 mph.

    High: 55 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36. West wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Overnight
Clear, with a low around 31. Wind chill values as low as 23. Windy, with a northwest wind 18 to 21 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 49. Wind chill values as low as 21 early. Breezy, with a north wind 8 to 16 mph, with gusts as high as 22 mph.
Tuesday Night
Areas of frost after 11pm. Otherwise, mostly clear, with a low around 34. Light northwest wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 15 mph.
Wednesday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 55. Wind chill values as low as 28 early. Northwest wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 36. West wind 6 to 9 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 56.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
Partly sunny, with a high near 60.
Friday Night
Showers likely, mainly after 1am. Cloudy, with a low around 40. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 50. Windy.
Saturday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 24. Windy. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 43. Breezy.
Sunday Night
Mostly clear, with a low around 28.
Monday
Sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FL
 29.9°N 81.3°W
Last Update:
12:11 am EST Jan 27, 2026
Forecast Valid:
12am EST Jan 27, 2026-6pm EST Feb 2, 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