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Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Overcast
41°F
5°C
| Humidity | 100% |
| Wind Speed | S 13 mph |
| Barometer | 30.22 in (1023.2 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 7.00 mi |
| Wind Chill | 34°F (1°C) |
| Last update | 7 Mar 10:53 am EST |
Extended Forecast for
3 Miles NNE Siasconset MA
Today

High: 45 °F
Patchy Fog
Tonight

Low: 42 °F
Chance Rain
and Patchy
FogSunday

High: 49 °F
Rain Likely
and Patchy
Dense FogSunday Night
Low: 37 °F
Patchy Fog
then Partly
CloudyMonday

High: 44 °F
Sunny
Monday Night

Low: 40 °F
Partly Cloudy
Tuesday

High: 44 °F
Mostly Cloudy
Tuesday Night

Low: 40 °F
Cloudy
Wednesday

High: 47 °F
Cloudy
Detailed Forecast
Today
Patchy fog. Otherwise, mostly cloudy, with a high near 45. Southwest wind 10 to 14 mph.
Tonight
A chance of rain after 8pm. Patchy fog. Otherwise, cloudy, with a low around 42. Breezy, with a southwest wind 16 to 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely, mainly before 11am. Patchy dense fog. Otherwise, cloudy, with a high near 49. Breezy, with a southwest wind 14 to 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Patchy fog before 8pm. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 37. West wind around 9 mph.
Monday
Sunny, with a high near 44. Southwest wind 7 to 13 mph.
Monday Night
Partly cloudy, with a low around 40. Southwest wind 10 to 13 mph.
Tuesday
Mostly cloudy, with a high near 44. Southwest wind around 9 mph.
Tuesday Night
Cloudy, with a low around 40. South wind 8 to 10 mph.
Wednesday
Cloudy, with a high near 47. South wind 13 to 17 mph.
Wednesday Night
A chance of rain. Cloudy, with a low around 41. Windy, with a south wind 21 to 29 mph. Chance of precipitation is 40%.
Thursday
A chance of rain. Cloudy, with a high near 46. Windy, with a southwest wind 24 to 29 mph. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 31. Windy, with a west wind 23 to 29 mph.
Friday
Partly sunny, with a high near 39. Breezy, with a west wind 16 to 20 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)
7:57 am EST Mar 7, 2026
11am EST Mar 7, 2026-6pm EDT Mar 13, 2026


