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

An Arctic airmass arrives tonight brining extremely cold wind chills in the single digits, gale conditions and several nights of freezes next week. Finalize preparations today to shelter people, animals, vegetation, exposed pipes and outdoor plumbing from the cold. Read More >

Hazardous Weather Conditions

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Mostly Cloudy

52°F

11°C

Humidity 62%
Wind Speed W 9 mph
Barometer 29.94 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 31 Jan 9:55 am EST
Extended Forecast for

St. Augustine Airport FL

Wind Advisory January 31, 03:00pm until February 1, 07:00am
Freeze Warning January 31, 07:00pm until February 1, 11:00am
Extreme Cold Warning January 31, 09:00pm until February 1, 10:00am
Click here for hazard details and duration
Wind Advisory
Freeze Warning
Extreme Cold Warning

  • Today

    Today: Partly sunny, with a temperature falling to around 45 by 5pm. Windy, with a west wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 55 °F⇓

    Mostly Cloudy
    then Mostly
    Sunny and
    Windy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 22. Wind chill values as low as 9. Windy, with a northwest wind 21 to 24 mph, with gusts as high as 44 mph.

    Low: 22 °F

    Decreasing
    Clouds and
    Windy

  • Sunday

    Sunday: Sunny, with a high near 45. Wind chill values as low as 9 early. Breezy, with a west wind 13 to 18 mph, with gusts as high as 28 mph.

    High: 45 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Widespread frost after 1am. Otherwise, mostly clear, with a low around 27. Wind chill values as low as 19. Northwest wind around 9 mph, with gusts as high as 17 mph.

    Low: 27 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 54. Northwest wind 8 to 10 mph, with gusts as high as 15 mph.

    High: 54 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Widespread frost after 1am. Otherwise, mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear
    then Frost

  • Tuesday

    Tuesday: Widespread frost before 8am. Otherwise, mostly sunny, with a high near 62.

    High: 62 °F

    Frost then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a temperature falling to around 45 by 5pm. Windy, with a west wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 22. Wind chill values as low as 9. Windy, with a northwest wind 21 to 24 mph, with gusts as high as 44 mph.
Sunday
Sunny, with a high near 45. Wind chill values as low as 9 early. Breezy, with a west wind 13 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Widespread frost after 1am. Otherwise, mostly clear, with a low around 27. Wind chill values as low as 19. Northwest wind around 9 mph, with gusts as high as 17 mph.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 54. Northwest wind 8 to 10 mph, with gusts as high as 15 mph.
Monday Night
Widespread frost after 1am. Otherwise, mostly clear, with a low around 34.
Tuesday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 68.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 46.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 58.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St. Augustine Airport FL
 29.95°N 81.35°W
Last Update:
8:52 am EST Jan 31, 2026
Forecast Valid:
10am EST Jan 31, 2026-6pm EST Feb 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation