Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Fair
65°F
18°C
| Humidity | 73% |
| Wind Speed | W 13 mph |
| Barometer | 29.76 in (1007.9 mb) |
| Dewpoint | 56°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 20 Jun 9:53 pm EDT |
Extended Forecast for
4 Miles N Siasconset MA
Tonight
Low: 66 °F
Mostly Clear
Sunday
High: 76 °F
Sunny
Sunday Night
Low: 67 °F
Mostly Clear
Monday
High: 78 °F
Chance
ShowersMonday Night
Low: 67 °F
Showers and
BreezyTuesday
High: 78 °F
Chance
ShowersTuesday Night
Low: 67 °F
Partly Cloudy
Wednesday
High: 75 °F
Sunny
Wednesday Night
Low: 66 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 66. West wind 7 to 9 mph.
Sunday
Sunny, with a high near 76. Southwest wind 8 to 13 mph.
Sunday Night
Mostly clear, with a low around 67. West wind 7 to 10 mph.
Monday
A chance of showers, mainly after 1pm. Mostly sunny, with a high near 78. Light southwest wind becoming south 6 to 11 mph in the morning. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 67. Breezy, with a southeast wind 20 to 22 mph. Chance of precipitation is 100%.
Tuesday
A chance of showers, mainly before 2pm. Partly sunny, with a high near 78. Southwest wind 11 to 16 mph becoming west in the afternoon. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 67. West wind around 8 mph.
Wednesday
Sunny, with a high near 75. Northwest wind around 7 mph becoming southwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 66. Southwest wind around 6 mph.
Thursday
Sunny, with a high near 73. South wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 67. Southeast wind around 8 mph.
Friday
Mostly sunny, with a high near 74. Southeast wind around 9 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 68. Southeast wind around 8 mph becoming southwest after midnight. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 76. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles N Siasconset MA
41.33°N 69.98°W (Elev. 0 ft)
41.33°N 69.98°W (Elev. 0 ft)
12:35 pm EDT Jun 20, 2026
10pm EDT Jun 20, 2026-6pm EDT Jun 27, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
