Marine Weather Net

Nantucket, MA Weather Forecast


Marine Forecast: Nantucket Sound


Nantucket, Massachusetts

 Lat: 41.28N, Lon: 70.1W

Current Conditions Updated: 453 PM EDT SAT MAY 16 2026

Clear


Temp: 57°F
  • Humidity:
  • 80%
  • Winds:
  • 17 MPH SSW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.01 in.
  • Dewpoint:
  • 51°F
  • Heat index:
  • 57°F

  • Sunrise:
  • 5:19 AM EDT
  • Sunset:
  • 7:51 PM EDT
  • Moonrise:
  • 4:41 AM EDT
  • Moonset:
  • 8:17 PM EDT

TONIGHT

PARTLY CLOUDY
Lo: 55°F

SUNDAY

PARTLY SUNNY
Hi: 65°F
Lo: 55°F

MONDAY

MOSTLY SUNNY
Lo: 55°F

TUESDAY

MOSTLY SUNNY
Hi: 65°F
Lo: 51°F
Weather Forecast In Detail:
Forecast Issued: 402 PM EDT Sat May 16 2026

Tonight...Mostly clear this evening, then becoming partly cloudy. Near steady temperature in the mid 50s. Southwest winds 15 to 20 mph with gusts up to 30 mph.
Sunday...Partly sunny in the morning, then clearing. Highs in the mid 60s. Southwest winds 15 to 20 mph.
Sunday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. West winds 10 to 15 mph, becoming north 5 to 10 mph after midnight.
Monday...Mostly sunny. Near steady temperature in the upper 50s. East winds 5 to 10 mph, becoming southeast in the afternoon.
Monday Night...Partly cloudy. Near steady temperature in the mid 50s. Southwest winds 5 to 10 mph.
Tuesday...Mostly sunny. Highs in the mid 60s.
Tuesday Night And Wednesday...Mostly clear. Lows in the upper 50s. Highs in the mid 60s.
Wednesday Night And Thursday...Mostly cloudy. A 40 percent chance of showers. Near steady temperature in the upper 50s.
Thursday Night...Mostly cloudy with a 30 percent chance of showers. Lows in the lower 50s.
Friday...Partly sunny. Highs in the upper 50s.
Friday Night And Saturday...Mostly cloudy. A 30 percent chance of showers. Lows in the lower 50s. Highs around 60.
SHARE THIS PAGE: