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

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

Freeze Warnings and Cold Weather Advisories remain in effect through early Tuesday morning. Wind Chill values will fall to the 20-25 degree range early on Tuesday morning. A very dry air mass will remain in place today, resulting in long periods of critically low humidity value. Widespread frost is then expected at most inland locations late on Tuesday night and early Wednesday morning. Read More >

Hazardous Weather Conditions

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

34°F

1°C

Humidity 56%
Wind Speed NW 10 mph
Barometer 30.28 in (1025.3 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 24 Feb 5:56 am EST
Extended Forecast for

Saint Augustine FL

Cold Weather Advisory until February 24, 09:00am
Freeze Warning until February 24, 09:00am
Click here for hazard details and duration
...
...
  •  
    Cold Weather Advisory until February 24, 09:00am
    Freeze Warning until February 24, 09:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. Southeast wind 5 to 8 mph becoming southwest after midnight.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy frost before 7am. Otherwise, mostly sunny, with a high near 68. Southwest wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 68 °F

    Patchy Frost
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49. Southwest wind around 7 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Breezy, with a south wind 8 to 15 mph, with gusts as high as 21 mph.

    High: 75 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

Detailed Forecast

Today
Sunny, with a high near 58. Wind chill values as low as 27 early. Northwest wind 8 to 11 mph becoming east in the afternoon. Winds could gust as high as 15 mph.
Tonight
Mostly clear, with a low around 37. Southeast wind 5 to 8 mph becoming southwest after midnight.
Wednesday
Patchy frost before 7am. Otherwise, mostly sunny, with a high near 68. Southwest wind 6 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 49. Southwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 75. Breezy, with a south wind 8 to 15 mph, with gusts as high as 21 mph.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 60. Chance of precipitation is 80%.
Saturday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 57.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 69.
Sunday Night
A 20 percent chance of showers. Mostly clear, with a low around 58.
Monday
A 30 percent chance of showers. Sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FL
 29.9°N 81.3°W
Last Update:
12:26 am EST Feb 24, 2026
Forecast Valid:
6am EST Feb 24, 2026-6pm EST Mar 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