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

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

72°F

22°C

Humidity 94%
Wind Speed W 5 mph
Barometer 29.98 in (1015.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 18 May 4:56 am EDT
Extended Forecast for

Saint Augustine FL

  • Today

    Today: Mostly sunny, with a high near 90. Heat index values as high as 100. West wind 5 to 13 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. South wind 6 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89. West wind 5 to 8 mph becoming southeast in the afternoon.

    High: 89 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. Southeast wind 6 to 9 mph becoming southwest after midnight.

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. West wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 16 mph.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 74.

    Low: 74 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Breezy.

    High: 89 °F

    Patchy Fog
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. Breezy.

    Low: 76 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 90. Heat index values as high as 100. West wind 5 to 13 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 70. South wind 6 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89. West wind 5 to 8 mph becoming southeast in the afternoon.
Monday Night
Partly cloudy, with a low around 75. Southeast wind 6 to 9 mph becoming southwest after midnight.
Tuesday
Mostly sunny, with a high near 87. West wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 16 mph.
Tuesday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 74.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Breezy.
Wednesday Night
Partly cloudy, with a low around 76. Breezy.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 71.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FL
 29.88°N 81.3°W
Last Update:
4:45 am EDT May 18, 2025
Forecast Valid:
5am EDT May 18, 2025-6pm EDT May 24, 2025
 
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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