Marine Weather Net

Fernandina Beach, FL Weather Forecast




Fernandina Beach, Florida

 Lat: 30.66N, Lon: 81.45W

Current Conditions Updated: 456 AM EDT MON AUG 10 2026

Mostly Cloudy
Temp: 76°F
  • Humidity:
  • 97%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.1 in.
  • Dewpoint:
  • 75°F
  • Heat index:
  • 76°F

  • Sunrise:
  • 6:47 AM EDT
  • Sunset:
  • 8:11 PM EDT
  • Moonrise:
  • 4:10 AM EDT
  • Moonset:
  • 6:56 PM EDT

TONIGHT

PARTLY CLOUDY
Lo: 75°F

MONDAY

MOSTLY SUNNY
Hi: 95°F
Lo: 75°F
Precip: 50%

TUESDAY

MOSTLY SUNNY
Hi: 95°F
Lo: 75°F
Precip: 30%

SATURDAY

CHANCE OF T-STORM
Hi: 95°F
Lo: 75°F
Precip: 30%
Weather Forecast In Detail:
Forecast Issued: 222 AM EDT Mon Aug 10 2026

Rest Of Tonight...Partly cloudy. Lows in the mid 70s. Light and variable winds.
Monday...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Light and variable winds, becoming southwest around 5 mph in the afternoon. Chance of rain 50 percent. Heat index values up to 107.
Monday Night...Mostly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 40 percent.
Tuesday...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. West winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 107.
Tuesday Night...Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 70s. Southwest winds around 5 mph. Chance of rain 30 percent.
Wednesday And Wednesday Night...Partly cloudy. A chance of showers and thunderstorms. Highs in the mid 90s. Lows in the mid 70s. Chance of rain 40 percent. Heat index values up to 105.
Thursday And Thursday Night...Partly cloudy. A chance of showers and thunderstorms. Highs in the mid 90s. Lows in the mid 70s. Chance of rain 30 percent. Heat index values up to 105.
Friday And Friday Night...Partly cloudy. A chance of showers and thunderstorms. Highs in the mid 90s. Lows in the mid 70s. Chance of rain 40 percent. Heat index values up to 110.
Saturday...Partly cloudy with a chance of showers and thunderstorms. Highs in the mid 90s. Lows in the mid 70s. Chance of rain 30 percent. Heat index values up to 110.
Sunday...Partly cloudy with a chance of showers and thunderstorms. Highs in the mid 90s. Lows in the mid 70s. Chance of rain 30 percent. Heat index values up to 110.
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