Hazardous Weather Conditions
Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Mostly Cloudy
39°F
4°C
| Humidity | 73% |
| Wind Speed | SE 15 mph |
| Barometer | 30.47 in (1031.6 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 31°F (-1°C) |
| Last update | 15 Mar 6:53 pm EDT |
Extended Forecast for
2 Miles ENE Siasconset MA
High Wind Watch March 16, 05:00pm until March 17, 06:00am
Tonight

Low: 38 °F
Increasing
CloudsMonday
High: 53 °F
Heavy Rain
and Patchy
Fog then
Heavy Rain
and Areas FogMonday Night

Low: 36 °F
Heavy Rain
and Areas FogTuesday
High: 44 °F
Showers and
Patchy Fog
then Mostly
Sunny and
BreezyTuesday Night
Low: 26 °F
Partly Cloudy
and Breezy
then Mostly
ClearWednesday

High: 35 °F
Sunny
Wednesday Night

Low: 29 °F
Mostly Cloudy
Thursday

High: 39 °F
Mostly Sunny
Thursday Night

Low: 34 °F
Partly Cloudy
Detailed Forecast
Tonight
Increasing clouds, with a low around 38. Southeast wind 10 to 16 mph.
Monday
Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. Patchy fog. High near 53. Breezy, with a southeast wind around 22 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Some of the storms could produce heavy rainfall. Areas of fog. Low around 36. Breezy, with a south wind 22 to 25 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers, mainly before 8am. Patchy fog before 8am. High near 44. Breezy, with a west wind 18 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Mostly clear, with a low around 26. Breezy, with a west wind 15 to 20 mph, with gusts as high as 31 mph.
Wednesday
Sunny, with a high near 35. Northwest wind 6 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 29. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 39. Southeast wind 7 to 9 mph.
Thursday Night
Partly cloudy, with a low around 34. Southeast wind around 7 mph becoming southwest after midnight.
Friday
Mostly sunny, with a high near 42. Southwest wind 8 to 10 mph.
Friday Night
Mostly cloudy, with a low around 36. Southwest wind 8 to 10 mph.
Saturday
A chance of rain. Partly sunny, with a high near 44. Southwest wind 13 to 16 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 33. West wind 15 to 18 mph.
Sunday
Mostly sunny, with a high near 40. West wind around 18 mph.
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)
6:15 pm EDT Mar 15, 2026
7pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026



