Marine Weather Net

Nantucket, MA Weather Forecast


Marine Forecast: Nantucket Sound


Nantucket, Massachusetts

 Lat: 41.28N, Lon: 70.1W

Current Conditions Updated: 753 AM EDT WED OCT 28 2026

Clear


Temp: 37°F
  • Humidity:
  • 92%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.47 in.
  • Dewpoint:
  • 35°F
  • Heat index:
  • 37°F

  • Sunrise:
  • 7:04 AM EDT
  • Sunset:
  • 5:40 PM EDT
  • Moonrise:
  • 7:11 PM EDT
  • Moonset:
  • 10:17 AM EDT

TODAY

MOSTLY SUNNY
Hi: 55°F
Lo: 50°F

THURSDAY

SUNNY

Hi: 60°F
Lo: 55°F

FRIDAY

SUNNY

Hi: 61°F
Lo: 51°F

MONDAY

PARTLY SUNNY
Hi: 59°F
Lo: 51°F
Weather Forecast In Detail:
Forecast Issued: 702 AM EDT Wed Oct 28 2026

Today...Mostly sunny. Highs in the mid 50s. East winds around 5 mph, becoming south around 5 mph this afternoon.
Tonight...Mostly cloudy in the evening, then clearing. Not as cool. Near steady temperature in the lower 50s. South winds around 5 mph.
Thursday...Sunny. Highs around 60. Southwest winds 10 to 15 mph.
Thursday Night...Mostly clear. Near steady temperature in the mid 50s. Southwest winds 10 to 15 mph.
Friday...Sunny. Highs in the lower 60s. West winds 10 to 15 mph with gusts up to 30 mph.
Friday Night...Mostly clear. Lows in the upper 40s. Highs in the lower 50s.
Saturday...Mostly clear. Lows in the upper 40s. Highs in the lower 50s.
Sunday And Sunday Night...Partly cloudy. Highs in the upper 50s. Lows in the lower 50s.
Monday...Partly sunny. Highs in the upper 50s.
Monday Night And Tuesday...Mostly cloudy. A 30 percent chance of showers. Lows in the lower 50s. Highs in the upper 50s.
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