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

52°F

11°C

Humidity 31%
Wind Speed NW 20 G 24 mph
Barometer 30.12 in (1019.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 23 Feb 1:56 pm EST
Extended Forecast for

St. Augustine Airport FL

Cold Weather Advisory February 24, 02:00am until February 24, 09:00am
Freeze Warning February 24, 12:00am until February 24, 09:00am
Red Flag Warning until February 23, 07:00pm
Click here for hazard details and duration
Cold Weather Advisory
Freeze Warning
Red Flag Warning
  •  
    Red Flag Warning until February 23, 07:00pm

    NOW until 7:00pm Mon

    Red Flag Warning

  • This Afternoon

    High: 54 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 31. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Clear

  • Tuesday

    Tuesday: Patchy frost before 9am. Otherwise, sunny, with a high near 58. Wind chill values as low as 25 early. Northwest wind 5 to 8 mph becoming east in the afternoon.

    High: 58 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Areas of frost after 1am. Otherwise, mostly clear, with a low around 36. Calm wind becoming southwest around 6 mph in the evening.

    Low: 36 °F

    Mostly Clear
    then Areas
    Frost

  • Wednesday

    Wednesday: Areas of frost before 8am. Otherwise, mostly sunny, with a high near 71. Southwest wind 6 to 10 mph, with gusts as high as 17 mph.

    High: 71 °F

    Areas 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 76.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 54. Breezy, with a northwest wind around 16 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 31. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.
Tuesday
Patchy frost before 9am. Otherwise, sunny, with a high near 58. Wind chill values as low as 25 early. Northwest wind 5 to 8 mph becoming east in the afternoon.
Tuesday Night
Areas of frost after 1am. Otherwise, mostly clear, with a low around 36. Calm wind becoming southwest around 6 mph in the evening.
Wednesday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 71. Southwest wind 6 to 10 mph, with gusts as high as 17 mph.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 57.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 71.
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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:
12:26 pm EST Feb 23, 2026
Forecast Valid:
2pm 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