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Hazardous Weather Conditions
Current conditions at
Fernandina Beach Municipal Airport (KFHB)
Lat: 30.61°NLon: 81.46°WElev: 16ft.
Fair
86°F
30°C
| Humidity | 62% |
| Wind Speed | NA |
| Barometer | 30.07 in |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 92°F (33°C) |
| Last update | 21 Aug 11:55 am EDT |
Extended Forecast for
Fernandina Beach FL
Heat Advisory until August 21, 07:00pm
NOW until 7:00pm Fri

Heat Advisory
This Afternoon

High: 90 °F⇓
Chance
T-stormsTonight
Low: 76 °F
T-storms
Likely then
Chance
ShowersSaturday
High: 90 °F
Slight Chance
T-storms then
T-storms
LikelySaturday Night
Low: 76 °F
Chance
T-storms then
Slight Chance
ShowersSunday
High: 91 °F
Mostly Sunny
then Slight
Chance
T-stormsSunday Night
Low: 75 °F
Slight Chance
T-storms then
Mostly ClearMonday

High: 90 °F
Sunny
Monday Night

Low: 75 °F
Partly Cloudy
Detailed Forecast
This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a temperature falling to around 86 by 5pm. Heat index values as high as 103. Southeast wind 9 to 13 mph, with gusts as high as 20 mph.
Tonight
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 76. South wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely, mainly between 4pm and 5pm. Partly sunny, with a high near 90. Heat index values as high as 103. Southwest wind 8 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 76. Southwest wind 7 to 9 mph. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. West wind 5 to 9 mph.
Sunday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Fernandina Beach FL
30.67°N 81.45°W
30.67°N 81.45°W
11:16 am EDT Aug 21, 2026
12pm EDT Aug 21, 2026-6pm EDT Aug 27, 2026



