Marine Weather Net

Nantucket, MA Weather Forecast


Marine Forecast: Nantucket Sound


Nantucket, Massachusetts

 Lat: 41.28N, Lon: 70.1W

Current Conditions Updated: 953 AM EDT THU OCT 30 2025

Overcast
Temp: 57°F
  • Humidity:
  • 86%
  • Winds:
  • 18 MPH E
  • Gusts:
  • 25 MPH
  • Barometer:
  • N/A
  • Dewpoint:
  • 53°F
  • Heat index:
  • 57°F

  • Sunrise:
  • 7:07 AM EDT
  • Sunset:
  • 5:37 PM EDT
  • Moonrise:
  • 2:40 PM EDT
  • Moonset:
  • N/A EDT

THIS AFTERNOON

CHANCE OF SHOWERS
Lo: 51°F
Precip: 20%

FRIDAY

PARTLY SUNNY
Lo: 49°F
Precip: 30%

SATURDAY

SUNNY

Hi: 59°F
Lo: 45°F

MONDAY

MOSTLY SUNNY
Hi: 59°F
Lo: 49°F
Weather Forecast In Detail:
Forecast Issued: 1003 AM EDT Thu Oct 30 2025

This Afternoon...Mostly cloudy. A slight chance of showers. Near steady temperature in the upper 50s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.
Tonight...Showers with isolated thunderstorms. Patchy fog. Locally heavy rainfall possible in the evening. Breezy with lows in the lower 50s. East winds 15 to 25 mph with gusts up to 35 mph. Chance of rain near 100 percent.
Friday...Partly sunny. A chance of showers in the morning. Patchy fog in the morning. Very windy. Near steady temperature in the upper 50s. Southwest winds 20 to 25 mph with gusts up to 35 mph, increasing to 25 to 35 mph with gusts up to 45 mph in the afternoon. Chance of rain 30 percent.
Friday Night...Partly cloudy and very windy. Lows in the upper 40s. West winds 25 to 35 mph with gusts up to 50 mph.
Saturday...Sunny and very windy. Highs in the upper 50s. West winds 25 to 35 mph with gusts up to 45 mph.
Saturday Night...Mostly clear and breezy. Lows in the mid 40s. Highs in the mid 50s.
Sunday...Mostly clear and breezy. Lows in the mid 40s. Highs in the mid 50s.
Monday...Mostly sunny. Highs in the upper 50s.
Monday Night...Mostly cloudy with a 40 percent chance of showers. Breezy with lows in the upper 40s.
Tuesday...Partly sunny with a 40 percent chance of showers. Breezy with highs in the upper 50s.
Tuesday Night And Wednesday...Mostly clear and breezy. Lows in the mid 40s. Highs in the mid 50s.
SHARE THIS PAGE: