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Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Mostly Cloudy
38°F
3°C
| Humidity | 70% |
| Wind Speed | E 16 mph |
| Barometer | 29.92 in (1013.1 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 29°F (-2°C) |
| Last update | 20 Feb 10:53 am EST |
Extended Forecast for
Nantucket Memorial Airport MA
Today

High: 40 °F
Rain
Tonight
Low: 29 °F
Rain then
Chance
Rain/SnowSaturday
High: 35 °F
Slight Chance
Wintry Mix
then Slight
Chance SnowSaturday Night

Low: 27 °F
Partly Cloudy
Sunday
High: 36 °F
Mostly Cloudy
then Slight
Chance SnowSunday Night
Low: 29 °F
Chance Snow
then
Rain/Snow
Likely and
BlusteryMonday
High: 34 °F
Windy.
Rain/Snow
Likely then
Snow LikelyMonday Night
Low: 25 °F
Chance Snow
and Blustery
then Mostly
CloudyTuesday

High: 33 °F
Mostly Sunny
Detailed Forecast
Today
Rain, mainly after 1pm. High near 40. East wind around 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain before 1am, then a chance of snow. Low around 29. East wind 10 to 15 mph becoming north after midnight. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday
A slight chance of snow and freezing rain before 8am, then a slight chance of snow between 8am and 1pm. Mostly cloudy, with a high near 35. North wind 9 to 11 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 27. North wind around 8 mph.
Sunday
A slight chance of snow after 3pm. Mostly cloudy, with a high near 36. Northeast wind 9 to 14 mph. Chance of precipitation is 20%.
Sunday Night
Snow likely before 3am, then snow likely, possibly mixed with rain between 3am and 4am, then snow likely after 4am. Cloudy, with a low around 29. Blustery, with a northeast wind 15 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
Monday
Snow likely before 8am, then snow likely, possibly mixed with rain between 8am and 9am, then snow likely after 9am. Cloudy, with a high near 34. Windy, with a northeast wind 23 to 29 mph, with gusts as high as 43 mph. Chance of precipitation is 70%.
Monday Night
A chance of snow before 11pm. Mostly cloudy, with a low around 25. Blustery, with a north wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 33. Northwest wind 8 to 14 mph.
Tuesday Night
Partly cloudy, with a low around 24. West wind around 9 mph.
Wednesday
Mostly cloudy, with a high near 39. South wind 7 to 14 mph.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 33. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 41. Southwest wind 14 to 17 mph. Chance of precipitation is 50%.
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)
7:35 am EST Feb 20, 2026
11am EST Feb 20, 2026-6pm EST Feb 26, 2026


