
NWS JAX Weather Impact Briefing
Isolated Severe Thunderstorms Possible Sunday Afternoon & Evening, and Scattered Severe Thunderstorms Possible Monday Read More >
Current conditions at
Northeast Florida Regional Airport (KSGJ)
Lat: 29.96°NLon: 81.34°WElev: 3ft.67°F
19°C
| Humidity | 97% |
| Wind Speed | SE 7 mph |
| Barometer | 30.01 in (1016.0 mb) |
| Dewpoint | 66°F (19°C) |
| Visibility | 7.00 mi |
| Last update | 15 Mar 5:56 am EDT |
Extended Forecast for
St. Augustine Airport FL
Today
High: 78 °F
Patchy Fog
then Showers
Likely and
Patchy FogTonight
Low: 65 °F
T-storms then
Slight Chance
ShowersMonday

High: 77 °F
Showers and
WindyMonday Night
Low: 41 °F
Showers then
Chance
ShowersTuesday

High: 56 °F
Mostly Sunny
Tuesday Night

Low: 44 °F
Mostly Cloudy
Wednesday

High: 62 °F
Mostly Sunny
Wednesday Night

Low: 52 °F
Partly Cloudy
Thursday
High: 66 °F
Mostly Sunny
then Mostly
Sunny and
Breezy
Detailed Forecast
Today
A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog between 7am and 1pm. Otherwise, partly sunny, with a high near 78. Breezy, with a south wind 6 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 1am, then a slight chance of showers after 2am. Low around 65. South wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 77. Windy, with a south wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 41. Northwest wind around 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 56. Northwest wind around 14 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 66. Breezy.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 77.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
St. Augustine Airport FL
29.97°N 81.32°W
29.97°N 81.32°W
2:21 am EDT Mar 15, 2026
6am EDT Mar 15, 2026-6pm EDT Mar 21, 2026


