
NWS JAX Weather Impact Briefing
Isolated Severe Thunderstorms Possible Sunday Afternoon & Evening, and Scattered Severe Thunderstorms Possible Monday Read More >
Current conditions at
Fernandina Beach Municipal Airport (KFHB)
Lat: 30.61°NLon: 81.46°WElev: 16ft.
Overcast
72°F
22°C
| Humidity | 88% |
| Wind Speed | SE 8 mph |
| Barometer | 30.04 in |
| Dewpoint | 68°F (20°C) |
| Visibility | 10.00 mi |
| Last update | 15 Mar 10:15 am EDT |
Extended Forecast for
3 Miles SSE Saint Marys GA
Today
High: 84 °F
Patchy Fog
then Chance
T-stormsTonight

Low: 66 °F
T-storms
LikelyMonday

High: 80 °F
Showers and
BreezyMonday Night
Low: 37 °F
Chance
T-storms then
Slight Chance
ShowersTuesday

High: 56 °F
Mostly Sunny
Tuesday Night

Low: 40 °F
Mostly Cloudy
Wednesday

High: 61 °F
Sunny
Wednesday Night

Low: 48 °F
Partly Cloudy
Thursday

High: 65 °F
Mostly Sunny
Detailed Forecast
Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 84. South wind 7 to 11 mph, with gusts as high as 17 mph.
Tonight
Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 66. South wind around 11 mph, with gusts as high as 17 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 80. Breezy, with a south wind 11 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Northwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 56. Northwest wind around 10 mph, with gusts as high as 16 mph.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SSE Saint Marys GA
30.72°N 81.55°W
30.72°N 81.55°W
10:21 am EDT Mar 15, 2026
10am EDT Mar 15, 2026-6pm EDT Mar 21, 2026


