Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Fair
66°F
19°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 29.89 in (1012.3 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 18 Aug 9:53 pm EDT |
Extended Forecast for
3 Miles WNW Nantucket MA
Tonight
Low: 69 °F
Patchy Fog
Wednesday
High: 78 °F
Mostly Sunny
Wednesday Night
Low: 71 °F
Patchy Fog
Thursday
High: 79 °F
Patchy Fog
then SunnyThursday Night
Low: 69 °F
Chance
ShowersFriday
High: 76 °F
Slight Chance
ShowersFriday Night
Low: 68 °F
Mostly Cloudy
then Chance
ShowersSaturday
High: 76 °F
Showers
LikelySaturday Night
Low: 69 °F
Showers
Likely
Detailed Forecast
Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 69. Calm wind becoming west around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 78. South wind 7 to 11 mph.
Wednesday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 71. Southwest wind 7 to 9 mph.
Thursday
Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then becoming sunny, with a high near 79. Southwest wind 6 to 8 mph.
Thursday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 69. West wind 5 to 7 mph. Chance of precipitation is 30%.
Friday
A slight chance of showers before 2pm. Mostly sunny, with a high near 76. North wind 7 to 10 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 68. East wind around 9 mph. Chance of precipitation is 30%.
Saturday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 76. East wind around 15 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly after 3am. Mostly cloudy, with a low around 69. South wind 8 to 11 mph. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before 9am. Mostly cloudy, with a high near 77. South wind 9 to 13 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 70. Southwest wind 11 to 13 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 77. West wind 13 to 17 mph.
Monday Night
Mostly clear, with a low around 69. West wind 11 to 16 mph.
Tuesday
Sunny, with a high near 77. Southwest wind 11 to 16 mph.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles WNW Nantucket MA
41.29°N 70.17°W (Elev. 3 ft)
41.29°N 70.17°W (Elev. 3 ft)
9:57 pm EDT Aug 18, 2026
10pm EDT Aug 18, 2026-6pm EDT Aug 25, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
