Marine Weather Net

Palmetto Bay, FL Weather Forecast


Marine Forecast: Biscayne Bay


Palmetto Bay, Florida

 Lat: 25.63N, Lon: 80.32W

Current Conditions Updated: 1253 AM EDT TUE SEP 8 2026

Mostly Cloudy
Temp: 80°F
  • Humidity:
  • 74%
  • Winds:
  • 5 MPH SSE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.01 in.
  • Dewpoint:
  • 71°F
  • Heat index:
  • 84°F

  • Sunrise:
  • 7:02 AM EDT
  • Sunset:
  • 7:32 PM EDT
  • Moonrise:
  • 4:21 AM EDT
  • Moonset:
  • 6:02 PM EDT

TONIGHT

PARTLY CLOUDY
Lo: 77°F
Precip: 50%

TUESDAY

MOSTLY SUNNY
Hi: 90°F
Lo: 85°F
Precip: 50%

WEDNESDAY

MOSTLY SUNNY
Hi: 90°F
Lo: 85°F
Precip: 50%

THURSDAY

MOSTLY SUNNY
Hi: 90°F
Lo: 80°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 222 PM EDT Mon Sep 07 2026

Tonight...Mostly cloudy with a chance of showers and thunderstorms this evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 70s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
Tuesday...Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. Southwest winds around 5 mph, becoming southeast in the afternoon. Chance of rain 50 percent. Heat index values up to 105.
Tuesday Night...Partly cloudy with a chance of showers and thunderstorms. Humid with lows around 80. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
Wednesday...Mostly sunny with a chance of showers and thunderstorms. Humid with highs around 90. East winds 5 to 10 mph. Chance of rain 50 percent. Heat index values up to 107.
Wednesday Night...Partly cloudy with a chance of showers and thunderstorms. Humid with lows in the lower 80s. East winds 10 to 15 mph. Chance of rain 50 percent.
Thursday...Mostly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 50 percent. Heat index values up to 105.
Thursday Night...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows around 80. Chance of rain 50 percent.
Friday...Mostly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 50 percent. Heat index values up to 105.
Friday Night...Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 80s. Chance of rain 50 percent.
Saturday...Showers and thunderstorms likely. Highs in the lower 90s. Chance of rain 70 percent. Heat index values up to 105.
Saturday Night...Partly cloudy. Showers and thunderstorms likely, mainly in the evening. Lows in the lower 80s. Chance of rain 70 percent.
Sunday...Showers and thunderstorms likely. Highs around 90. Chance of rain 70 percent. Heat index values up to 105.
Sunday Night...Partly cloudy. Showers and thunderstorms likely, mainly in the evening. Lows around 80. Chance of rain 70 percent.
Monday...Mostly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 50 percent. Heat index values up to 105.
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