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

Critical Fire Weather Conditions with Incoming Arctic Blast

Low pressure strengthening along the eastern seaboard will develop strong and gusty northwesterly winds through this afternoon. As it does so, it will push a very dry and cold arctic airmass into our region Tonight, resulting in strong winds & critical Fire Weather conditions and may lead extreme fire behavior and rapid spread of any existing or newly ignited wildfires. Don't be the Spark! Read More >

Hazardous Weather Conditions

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

44°F

7°C

Humidity 40%
Wind Speed NW 12 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 23 Feb 2:56 am EST
Extended Forecast for

Saint Augustine Beach FL

Cold Weather Advisory February 24, 02:00am until February 24, 09:00am
Cold Weather Advisory February 23, 04:00am 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
Cold Weather Advisory
Freeze Warning
Red Flag Warning

  • Overnight

    Overnight: Clear, with a low around 38. Windy, with a northwest wind around 24 mph.

    Low: 38 °F

    Clear and
    Windy

  • Monday

    Monday: Sunny, with a high near 51. Wind chill values as low as 28 early. Very windy, with a northwest wind 20 to 25 mph, with gusts as high as 28 mph.

    High: 51 °F

    Sunny and
    Very Windy

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Wind chill values as low as 29. Windy, with a northwest wind 17 to 21 mph.

    Low: 36 °F

    Mostly Clear
    and Windy

  • Tuesday

    Tuesday: Sunny, with a high near 54. Wind chill values as low as 27 early. Northwest wind 6 to 14 mph becoming northeast in the afternoon.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. South wind 5 to 9 mph becoming southwest after midnight.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 38. Windy, with a northwest wind around 24 mph.
Monday
Sunny, with a high near 51. Wind chill values as low as 28 early. Very windy, with a northwest wind 20 to 25 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 36. Wind chill values as low as 29. Windy, with a northwest wind 17 to 21 mph.
Tuesday
Sunny, with a high near 54. Wind chill values as low as 27 early. Northwest wind 6 to 14 mph becoming northeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 40. South wind 5 to 9 mph becoming southwest after midnight.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 61.
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 62. 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 61.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine Beach FL
 29.85°N 81.25°W
Last Update:
1:01 am EST Feb 23, 2026
Forecast Valid:
3am EST Feb 23, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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