Marine Weather Net

Miami, FL Weather Forecast


Marine Forecast: Biscayne Bay


Miami, Florida

 Lat: 25.77N, Lon: 80.2W

Current Conditions Updated: 1053 PM EDT TUE SEP 1 2026

Lightning Observed
Temp: 78°F
  • Humidity:
  • 93%
  • Winds:
  • 3 MPH NW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30 in.
  • Dewpoint:
  • 76°F
  • Heat index:
  • 81°F

  • Sunrise:
  • 6:59 AM EDT
  • Sunset:
  • 7:38 PM EDT
  • Moonrise:
  • 11:07 PM EDT
  • Moonset:
  • 12:17 PM EDT

TONIGHT

PARTLY CLOUDY
Lo: 80°F
Precip: 70%

WEDNESDAY

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

THURSDAY

MOSTLY SUNNY
Hi: 90°F
Lo: 85°F
Precip: 70%

FRIDAY

CHANCE OF T-STORM
Hi: 90°F
Lo: 81°F
Precip: 70%
Weather Forecast In Detail:
Forecast Issued: 222 PM EDT Tue Sep 01 2026

Tonight...Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows around 80. Northeast winds around 5 mph. Chance of rain 70 percent.
Wednesday...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. East winds 5 to 10 mph. Chance of rain 50 percent. Heat index values up to 107.
Wednesday Night...Partly cloudy. A chance of showers and thunderstorms in the evening. Humid with lows in the lower 80s. East winds 5 to 10 mph. Chance of rain 40 percent.
Thursday...Mostly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Humid with highs around 90. Southeast winds 5 to 10 mph. Chance of rain 70 percent. Heat index values up to 106.
Thursday Night...Showers likely with a chance of thunderstorms. Humid with lows in the lower 80s. Southeast winds 5 to 10 mph. Chance of rain 70 percent.
Friday...Showers likely. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. Highs around 90. Chance of rain 70 percent. Heat index values up to 105.
Friday Night...Mostly cloudy with showers and thunderstorms likely in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 80s. Chance of rain 70 percent.
Saturday...Showers and thunderstorms likely. Highs around 90. Chance of rain 70 percent.
Saturday Night...Mostly cloudy with showers and thunderstorms likely in the evening, then partly cloudy after midnight. Lows around 80. Chance of rain 70 percent.
Sunday...Mostly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs around 90. Chance of rain 70 percent.
Sunday Night...Mostly cloudy with showers and thunderstorms likely in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 70s. Chance of rain 70 percent.
Labor Day...Mostly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the upper 80s. Chance of rain 70 percent.
Monday Night...Mostly cloudy with showers and thunderstorms likely in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 70s. Chance of rain 70 percent.
Tuesday...Mostly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs around 90. Chance of rain 70 percent. Heat index values up to 105.
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