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Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Fair
21°F
-6°C
| Humidity | 57% |
| Wind Speed | NW 14 mph |
| Barometer | 30.03 in (1016.9 mb) |
| Dewpoint | 8°F (-13°C) |
| Visibility | 10.00 mi |
| Wind Chill | 8°F (-13°C) |
| Last update | 28 Jan 12:53 pm EST |
Extended Forecast for
3 Miles NNE Siasconset MA
This Afternoon

High: 24 °F
Mostly Sunny
Tonight
Low: 20 °F
Mostly Cloudy
then Slight
Chance SnowThursday

High: 24 °F
Slight Chance
SnowThursday Night

Low: 16 °F
Partly Cloudy
and BreezyFriday

High: 20 °F
Mostly Sunny
and BreezyFriday Night

Low: 16 °F
Partly Cloudy
Saturday

High: 30 °F
Mostly Sunny
Saturday Night
Low: 24 °F
Mostly Cloudy
then Chance
Snow and
WindySunday

High: 34 °F
Heavy Snow
and Very
Windy
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 24. West wind 13 to 15 mph.
Tonight
A slight chance of snow between 1am and 3am. Mostly cloudy, with a low around 20. Northwest wind 9 to 13 mph. Chance of precipitation is 20%.
Thursday
A slight chance of snow between 7am and 1pm. Mostly sunny, with a high near 24. Northwest wind around 17 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 16. Breezy, with a northwest wind 18 to 22 mph.
Friday
Mostly sunny, with a high near 20. Breezy, with a west wind 18 to 22 mph.
Friday Night
Partly cloudy, with a low around 16. West wind 11 to 18 mph.
Saturday
Mostly sunny, with a high near 30. Northwest wind 7 to 9 mph.
Saturday Night
A chance of snow after 2am. Mostly cloudy, with a low around 24. Windy, with a northeast wind 9 to 19 mph increasing to 26 to 36 mph. Chance of precipitation is 40%.
Sunday
Snow likely, mainly after 10am. The snow could be heavy at times. Cloudy, with a high near 34. Very windy, with a north wind 44 to 48 mph, with gusts as high as 60 mph. Chance of precipitation is 60%.
Sunday Night
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 26. Very windy, with a north wind 45 to 50 mph decreasing to 40 to 45 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 33. Windy, with a northwest wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 26. Blustery, with a northwest wind 17 to 22 mph.
Tuesday
Mostly sunny, with a high near 33. Northwest wind 14 to 16 mph.
Additional Forecasts and Information
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ABOUT 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)
6:46 am EST Jan 28, 2026
1pm EST Jan 28, 2026-6pm EST Feb 3, 2026


