


Current conditions at
Northeast Florida Regional Airport (KSGJ)
Lat: 29.96°NLon: 81.34°WElev: 3ft.
Partly Cloudy
79°F
26°C
Humidity | 90% |
Wind Speed | NW 3 mph |
Barometer | 29.96 in (1014.4 mb) |
Dewpoint | 76°F (24°C) |
Visibility | 10.00 mi |
Heat Index | 83°F (28°C) |
Last update | 17 Aug 6:56 am EDT |
Extended Forecast for
Saint Augustine FL
Today
High: 88 °F
Showers
LikelyTonight
Low: 77 °F
Chance
T-storms then
Chance
ShowersMonday
High: 89 °F
Showers
Likely then
T-storms
LikelyMonday Night
Low: 77 °F
T-storms
Likely then
Mostly ClearTuesday
High: 90 °F
Chance
T-stormsTuesday Night
Low: 77 °F
Chance
T-storms then
Slight Chance
ShowersWednesday
High: 91 °F
Chance
T-stormsWednesday Night
Low: 76 °F
Slight Chance
T-stormsThursday
High: 94 °F
Sunny then
Chance
T-storms
Detailed Forecast
Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10am. Mostly sunny, with a high near 88. Heat index values as high as 102. Light and variable wind becoming northeast 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers after 3am. Partly cloudy, with a low around 77. East wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 40%.
Monday
A slight chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 89. Heat index values as high as 100. Light north wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Thunderstorms likely before 8pm. Mostly clear, with a low around 77. Northeast wind 3 to 8 mph. Chance of precipitation is 60%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Sunny, with a high near 90. Northeast wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly clear, with a low around 77. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 76.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 76. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 70%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Saint Augustine FL
29.9°N 81.33°W
29.9°N 81.33°W
3:26 am EDT Aug 17, 2025
7am EDT Aug 17, 2025-6pm EDT Aug 23, 2025