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Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Fog
48°F
9°C
| Humidity | 100% |
| Wind Speed | SW 14 G 22 mph |
| Barometer | 29.56 in (1000.8 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 0.15 mi |
| Wind Chill | 42°F (6°C) |
| Last update | 12 Mar 6:53 am EDT |
Extended Forecast for
2 Miles ENE Siasconset MA
Today
High: 48 °F⇓
Rain and
BreezyTonight
Low: 31 °F
Blustery.
Rain/Snow
Likely then
Partly CloudyFriday
High: 41 °F
Increasing
CloudsFriday Night
Low: 36 °F
Decreasing
CloudsSaturday
High: 43 °F
Sunny and
BreezySaturday Night
Low: 33 °F
Partly Cloudy
Sunday
High: 43 °F
Mostly Cloudy
Sunday Night
Low: 37 °F
Mostly Cloudy
then Chance
Rain and
BreezyMonday
High: 52 °F
Rain and
Windy
Detailed Forecast
Today
A chance of showers before 8am, then rain, mainly after 8am. Temperature rising to near 48 by 11am, then falling to around 38 during the remainder of the day. Breezy, with a south wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain and snow likely before 11pm, then a slight chance of snow between 11pm and midnight. Cloudy during the early evening, then gradual clearing, with a low around 31. Blustery, with a northwest wind 17 to 22 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Increasing clouds, with a high near 41. Northwest wind 7 to 14 mph becoming southwest in the afternoon.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 36. South wind 11 to 16 mph, with gusts as high as 26 mph.
Saturday
Sunny, with a high near 43. Breezy, with a west wind 18 to 24 mph, with gusts as high as 39 mph.
Saturday Night
Partly cloudy, with a low around 33. West wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, with a high near 43. North wind 6 to 8 mph becoming southeast in the afternoon.
Sunday Night
A chance of rain after 2am. Mostly cloudy, with a low around 37. Breezy, with a southeast wind 14 to 21 mph. Chance of precipitation is 40%.
Monday
Rain, mainly after 7am. High near 52. Windy, with a south wind 23 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 80%.
Monday Night
Rain. Low around 35. Windy, with a south wind 24 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 80%.
Tuesday
Rain likely. Partly sunny, with a high near 41. West wind around 18 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 27. Northwest wind 15 to 17 mph.
Wednesday
Sunny, with a high near 35. West wind 8 to 11 mph.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles ENE Siasconset MA
41.28°N 69.97°W (Elev. 56 ft)
41.28°N 69.97°W (Elev. 56 ft)
6:38 am EDT Mar 12, 2026
7am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
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