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Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.42°F
6°C
| Humidity | 96% |
| Wind Speed | S 7 mph |
| Barometer | 30.02 in (1016.5 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 7.00 mi |
| Wind Chill | 38°F (3°C) |
| Last update | 9 Mar 8:53 pm EDT |
Extended Forecast for
3 Miles NNE Siasconset MA
Tonight

Low: 39 °F
Patchy Fog
Tuesday

High: 49 °F
Patchy Fog
Tuesday Night

Low: 40 °F
Mostly Cloudy
Wednesday
High: 48 °F
Patchy Fog
then Mostly
CloudyWednesday Night
Low: 43 °F
Breezy.
Mostly Cloudy
then Chance
RainThursday

High: 48 °F
Chance Rain
and BreezyThursday Night
Low: 32 °F
Breezy.
Chance
Rain/Snow
then Mostly
CloudyFriday

High: 41 °F
Mostly Sunny
Friday Night

Low: 36 °F
Chance Rain
and Breezy
Detailed Forecast
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 39. Southwest wind around 10 mph.
Tuesday
Patchy fog before 2pm. Otherwise, mostly cloudy, with a high near 49. Southwest wind 9 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 40. Southwest wind around 9 mph.
Wednesday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 48. South wind 7 to 14 mph.
Wednesday Night
A slight chance of rain and thunderstorms between 2am and 5am, then a chance of rain after 5am. Mostly cloudy, with a low around 43. Breezy, with a south wind 17 to 23 mph. Chance of precipitation is 30%.
Thursday
A chance of rain and thunderstorms. Mostly cloudy, with a high near 48. Breezy, with a southwest wind 17 to 22 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain before 11pm, then a chance of snow between 11pm and midnight. Mostly cloudy, with a low around 32. Breezy, with a northwest wind 16 to 22 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 41. Northwest wind 11 to 14 mph becoming southwest in the afternoon.
Friday Night
A chance of rain after 10pm. Mostly cloudy, with a low around 36. Breezy, with a south wind 16 to 24 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 42. Breezy, with a west wind 21 to 23 mph.
Saturday Night
Partly cloudy, with a low around 34. West wind 9 to 13 mph.
Sunday
Mostly cloudy, with a high near 45. North wind 9 to 17 mph becoming southeast in the afternoon.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40. Windy, with a south wind 23 to 30 mph. Chance of precipitation is 40%.
Monday
Rain likely. Mostly cloudy, with a high near 47. Windy, with a south wind 25 to 29 mph. Chance of precipitation is 60%.
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)
1:00 pm EDT Mar 9, 2026
9pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026


