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Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
A Few Clouds
20°F
-7°C
| Humidity | 55% |
| Wind Speed | NW 5 mph |
| Barometer | 30.51 in (1033.2 mb) |
| Dewpoint | 6°F (-14°C) |
| Visibility | 10.00 mi |
| Wind Chill | 13°F (-11°C) |
| Last update | 21 Jan 6:53 am EST |
Extended Forecast for
3 Miles NNE Siasconset MA
Today
High: 35 °F
Increasing
CloudsTonight
Low: 34 °F⇑
Chance Rain
Thursday
High: 43 °F
Mostly Sunny
and BreezyThursday Night
Low: 31 °F
Partly Cloudy
and Breezy
then Partly
CloudyFriday
High: 35 °F
Mostly Sunny
then Mostly
Cloudy and
BreezyFriday Night
Low: 13 °F
Slight Chance
Snow and
BreezySaturday
High: 19 °F
Partly Sunny
and BlusterySaturday Night
Low: 15 °F
Mostly Cloudy
then Chance
SnowSunday
High: 28 °F
Snow Likely
Detailed Forecast
Today
Increasing clouds, with a high near 35. Southwest wind 10 to 16 mph.
Tonight
A chance of rain, mainly before 2am. Mostly cloudy, with a temperature rising to around 42 by 4am. Southwest wind 16 to 18 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 43. Breezy, with a west wind 17 to 21 mph.
Thursday Night
Partly cloudy, with a low around 31. Breezy, with a west wind 16 to 20 mph.
Friday
Partly sunny, with a high near 35. Breezy, with a west wind 16 to 22 mph.
Friday Night
A slight chance of snow after 9pm. Mostly cloudy, with a low around 13. Breezy, with a northwest wind 23 to 25 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 19. Blustery, with a northwest wind 17 to 24 mph.
Saturday Night
A chance of snow after 3am. Mostly cloudy, with a low around 15. Northwest wind 14 to 16 mph. Chance of precipitation is 30%.
Sunday
Snow likely, mainly after 10am. Cloudy, with a high near 28. North wind 13 to 17 mph. Chance of precipitation is 70%.
Sunday Night
Snow likely. Cloudy, with a low around 24. Northeast wind around 18 mph. Chance of precipitation is 70%.
Monday
Snow likely. Mostly cloudy, with a high near 31. North wind around 18 mph. Chance of precipitation is 60%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 18 to 22 mph. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 28. Blustery, with a west wind around 20 mph.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles NNE Siasconset MA
41.33°N 69.98°W (Elev. 0 ft)
41.33°N 69.98°W (Elev. 0 ft)
1:15 am EST Jan 21, 2026
7am EST Jan 21, 2026-6pm EST Jan 27, 2026
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