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Hazardous Weather Conditions
Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Fair and Breezy
20°F
-7°C
| Humidity | 34% |
| Wind Speed | NW 21 G 35 mph |
| Barometer | 30.25 in (1024.1 mb) |
| Dewpoint | -4°F (-20°C) |
| Visibility | 10.00 mi |
| Wind Chill | 4°F (-16°C) |
| Last update | 23 Jan 11:53 pm EST |
Extended Forecast for
2 Miles ENE Siasconset MA
Cold Weather Advisory until January 24, 10:00am
Winter Storm Warning January 25, 07:00am until January 26, 08:00pm
NOW until 10:00am Sat

Cold Weather Advisory
Overnight

Low: 11 °F
Partly Cloudy
and BlusterySaturday

High: 19 °F
Mostly Sunny
Saturday Night

Low: 15 °F
Increasing
CloudsSunday
High: 35 °F
Snow Likely
then Heavy
SnowSunday Night

Low: 27 °F
Wintry Mix
and Areas
Blowing SnowMonday

High: 38 °F
Wintry Mix
Monday Night

Low: 17 °F
Chance Snow
and BlusteryTuesday
High: 26 °F
Chance Snow
and Blustery
then Mostly
Sunny
Detailed Forecast
Overnight
Partly cloudy, with a low around 11. Wind chill values as low as -4. Blustery, with a northwest wind around 21 mph, with gusts as high as 31 mph.
Saturday
Mostly sunny, with a high near 19. Wind chill values as low as -6. Northwest wind 13 to 18 mph, with gusts as high as 29 mph.
Saturday Night
Increasing clouds, with a low around 15. Northwest wind 8 to 11 mph.
Sunday
Snow. The snow could be heavy at times. High near 35. North wind 6 to 14 mph becoming east in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Sunday Night
Snow and sleet before midnight, then rain, snow, and sleet between midnight and 1am, then rain and sleet after 1am. The snow could be heavy at times. Areas of blowing snow between 10pm and 11pm. Low around 27. Breezy, with an east wind 21 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 3 to 7 inches possible.
Monday
Rain and sleet before 11am, then rain likely between 11am and 2pm, then a chance of snow after 2pm. High near 38. Northeast wind 15 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.
Monday Night
A chance of snow. Mostly cloudy, with a low around 17. Blustery, with a west wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Tuesday
A chance of snow before 9am. Mostly sunny, with a high near 26. Blustery, with a northwest wind 17 to 21 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 18. West wind around 17 mph.
Wednesday
Mostly sunny, with a high near 26. West wind around 15 mph.
Wednesday Night
Mostly cloudy, with a low around 18. Northwest wind 10 to 14 mph.
Thursday
A chance of snow. Mostly cloudy, with a high near 26. Northwest wind 10 to 13 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 17. Northwest wind 14 to 16 mph. Chance of precipitation is 40%.
Friday
A chance of snow. Partly sunny, with a high near 27. Northwest wind around 17 mph. Chance of precipitation is 30%.
Additional Forecasts and Information
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ABOUT 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)
12:04 am EST Jan 24, 2026
12am EST Jan 24, 2026-6pm EST Jan 30, 2026



