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

Critical Fire Weather Conditions, Cold Weather Advisories, and Freeze Warnings - Updated Briefing

Strong and gusty northwesterly winds will continue today, combining with a very dry airmass to create critical fire weather conditions throughout our area this afternoon. Arctic cold has prompted Freeze Warnings and Cold Weather Advisories that are in effect region-wide through Tuesday morning. Hard Freeze conditions will be possible later tonight for inland locations west of I-95. 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 45%
Wind Speed NW 14 G 22 mph
Barometer 30.17 in (1021.6 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 23 Feb 5:56 am EST
Extended Forecast for

Saint Augustine FL

Cold Weather Advisory February 24, 02:00am until February 24, 09:00am
Cold Weather Advisory until February 23, 09:00am
Freeze Warning February 24, 12:00am until February 24, 09:00am
Red Flag Warning February 23, 01:00pm until February 23, 06:00pm
Click here for hazard details and duration
Cold Weather Advisory
...
Freeze Warning
...
  •  
    Cold Weather Advisory until February 23, 09:00am

    NOW until 9:00am Mon

    Cold Weather Advisory

  • Today

    High: 50 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 32. Windy, with a northwest wind 17 to 21 mph.

    Low: 32 °F

    Mostly Clear
    and Windy

  • Tuesday

    Tuesday: Patchy frost before 10am. Otherwise, sunny, with a high near 57. Wind chill values as low as 22 early. Northwest wind 6 to 14 mph becoming northeast in the afternoon.

    High: 57 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37. South wind 5 to 9 mph becoming southwest after midnight.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy frost before 7am. Otherwise, mostly sunny, with a high near 69. Southwest wind 8 to 13 mph, with gusts as high as 16 mph.

    High: 69 °F

    Patchy Frost
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 50. Wind chill values as low as 29 early. Windy, with a northwest wind 17 to 24 mph.
Tonight
Mostly clear, with a low around 32. Windy, with a northwest wind 17 to 21 mph.
Tuesday
Patchy frost before 10am. Otherwise, sunny, with a high near 57. Wind chill values as low as 22 early. Northwest wind 6 to 14 mph becoming northeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 37. South wind 5 to 9 mph becoming southwest after midnight.
Wednesday
Patchy frost before 7am. Otherwise, mostly sunny, with a high near 69. Southwest wind 8 to 13 mph, with gusts as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 62.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 72. Chance of precipitation is 50%.
Friday Night
Showers likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 69.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FL
 29.88°N 81.3°W
Last Update:
5:21 am EST Feb 23, 2026
Forecast Valid:
6am EST Feb 23, 2026-6pm EST Mar 1, 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