Marine Weather Net

Bay Harbor Islands, FL Weather Forecast


Marine Forecast: Biscayne Bay


Bay Harbor Islands, Florida

 Lat: 25.89N, Lon: 80.13W

Current Conditions Updated: 653 PM EDT SAT APR 18 2026

Mostly Clear
Temp: 81°F
  • Humidity:
  • 67%
  • Winds:
  • 10 MPH ESE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.97 in.
  • Dewpoint:
  • 69°F
  • Heat index:
  • 84°F

  • Sunrise:
  • 6:53 AM EDT
  • Sunset:
  • 7:44 PM EDT
  • Moonrise:
  • 7:27 AM EDT
  • Moonset:
  • 9:26 PM EDT

TONIGHT

PARTLY CLOUDY
Lo: 71°F

SUNDAY

PARTLY SUNNY
Hi: 89°F
Lo: 71°F
Precip: 20%

MONDAY

PARTLY SUNNY
Hi: 85°F
Lo: 69°F
Precip: 50%

TUESDAY

PARTLY CLOUDY
Hi: 79°F
Lo: 69°F
Weather Forecast In Detail:
Forecast Issued: 212 PM EDT Sat Apr 18 2026

Tonight...Partly cloudy. Lows in the lower 70s. East winds 5 to 10 mph.
Sunday...Partly sunny. A slight chance of showers in the afternoon. Highs in the upper 80s. South winds around 5 mph. Chance of rain 20 percent.
Sunday Night...Mostly cloudy. Lows in the lower 70s. South winds around 5 mph, becoming southwest after midnight.
Monday...Partly sunny in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Northeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.
Monday Night...A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Tuesday...Partly cloudy. Highs in the upper 70s. Lows in the upper 60s.
Wednesday...Partly cloudy. Highs in the upper 70s. Lows in the upper 60s.
Wednesday Night And Thursday...Mostly cloudy. Lows in the mid 60s. Highs in the upper 70s.
Thursday Night...Partly cloudy. Lows in the upper 60s. Highs in the lower 80s.
Friday...Partly cloudy. Lows in the upper 60s. Highs in the lower 80s.
Saturday...Sunny. Highs in the mid 80s.
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