Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Fog/Mist
61°F
16°C
| Humidity | 87% |
| Wind Speed | SW 20 mph |
| Barometer | 30.07 in (1018.1 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 0.75 mi |
| Last update | 19 May 1:53 pm EDT |
Extended Forecast for
Nantucket Memorial Airport MA
This Afternoon

High: 67 °F
Patchy Fog
and BreezyTonight

Low: 60 °F
Patchy Fog
Wednesday
High: 70 °F
Mostly Sunny
then Mostly
Sunny and
BreezyWednesday Night

Low: 54 °F
Chance
ShowersThursday
High: 63 °F
Chance
Showers then
Partly SunnyThursday Night

Low: 51 °F
Mostly Cloudy
Friday

High: 61 °F
Mostly Sunny
Friday Night
Low: 51 °F
Mostly Cloudy
then Chance
ShowersSaturday

High: 61 °F
Chance
Showers
Detailed Forecast
This Afternoon
Patchy fog between 3pm and 5pm. Otherwise, partly sunny, with a high near 67. Breezy, with a southwest wind around 21 mph.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 60. Southwest wind 15 to 17 mph.
Wednesday
Mostly sunny, with a high near 70. Breezy, with a southwest wind 16 to 20 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. West wind 10 to 14 mph becoming north after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, mainly before 8am. Partly sunny, with a high near 63. North wind 13 to 15 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 51. Southeast wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 61. Northeast wind around 10 mph becoming east in the afternoon.
Friday Night
A chance of showers after 3am. Mostly cloudy, with a low around 51. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%.
Saturday
A chance of showers. Cloudy, with a high near 61. Southeast wind 5 to 14 mph. Chance of precipitation is 50%.
Saturday Night
Showers likely, mainly after 11pm. Cloudy, with a low around 51. East wind 10 to 13 mph. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 61. East wind 15 to 18 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 52. East wind 10 to 13 mph. Chance of precipitation is 60%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 64. East wind 9 to 13 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Nantucket Memorial Airport MA
41.25°N 70.06°W (Elev. 0 ft)
41.25°N 70.06°W (Elev. 0 ft)
2:28 pm EDT May 19, 2026
2pm EDT May 19, 2026-6pm EDT May 25, 2026


