Marine Weather Net

Dennis Port, MA Weather Forecast


Marine Forecast: Nantucket Sound


Dennis Port, Massachusetts

 Lat: 41.66N, Lon: 70.13W

Current Conditions Updated: 352 PM EDT FRI APR 24 2026

Clear


Temp: 46°F
  • Humidity:
  • 55%
  • Winds:
  • 9 MPH NE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.86 in.
  • Dewpoint:
  • 31°F
  • Heat index:
  • 46°F

  • Sunrise:
  • 5:45 AM EDT
  • Sunset:
  • 7:29 PM EDT
  • Moonrise:
  • 12:17 PM EDT
  • Moonset:
  • 2:28 AM EDT

TONIGHT

PARTLY CLOUDY
Lo: 39°F

SATURDAY

MOSTLY SUNNY
Hi: 50°F
Lo: 40°F

SUNDAY

MOSTLY CLOUDY
Hi: 51°F
Lo: 41°F

MONDAY

PARTLY CLOUDY
Hi: 51°F
Lo: 41°F
Weather Forecast In Detail:
Forecast Issued: 404 PM EDT Fri Apr 24 2026

Tonight...Partly cloudy. Lows in the upper 30s. East winds 5 to 10 mph, becoming northeast after midnight.
Saturday...Mostly sunny in the morning, then becoming mostly cloudy. Highs around 50. Northeast winds 5 to 10 mph.
Saturday Night...Mostly cloudy. Lows around 40. Southeast winds around 5 mph.
Sunday...Mostly cloudy. Highs in the lower 50s. Northeast winds 5 to 10 mph.
Sunday Night...Mostly cloudy with a 30 percent chance of showers. Lows in the lower 40s. Northeast winds 5 to 10 mph.
Monday...Partly cloudy. Highs in the lower 50s. Lows in the lower 40s.
Tuesday...Partly cloudy. Highs in the lower 50s. Lows in the lower 40s.
Tuesday Night...Mostly cloudy. Lows in the lower 40s.
Wednesday...Mostly cloudy with a 30 percent chance of showers. Highs in the lower 50s.
Wednesday Night...Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s. Highs in the mid 50s.
Thursday...Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s. Highs in the mid 50s.
Friday...Partly sunny with a 30 percent chance of showers. Highs in the mid 50s.
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