Current conditions at
Nantucket, Nantucket Memorial Airport (KACK)
Lat: 41.25°NLon: 70.06°WElev: 46ft.
Overcast
67°F
19°C
| Humidity | 97% |
| Wind Speed | E 3 mph |
| Barometer | 29.95 in (1014.1 mb) |
| Dewpoint | 66°F (19°C) |
| Visibility | 10.00 mi |
| Last update | 22 Aug 11:53 pm EDT |
Extended Forecast for
5 Miles W Nantucket MA
Tonight

Low: 65 °F
Showers
Likely and
Patchy FogSunday
High: 77 °F
Showers
Likely and
Patchy Fog
then Patchy
FogSunday Night

Low: 67 °F
Chance
Showers and
Patchy FogMonday

High: 76 °F
Sunny
Monday Night

Low: 68 °F
Mostly Clear
Tuesday
High: 75 °F
Sunny then
Sunny and
BreezyTuesday Night

Low: 68 °F
Mostly Clear
Wednesday

High: 75 °F
Sunny
Wednesday Night

Low: 69 °F
Mostly Clear
Detailed Forecast
Tonight
Showers likely, with thunderstorms also possible after 5am. Patchy fog. Otherwise, cloudy, with a low around 65. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms likely before noon, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 2pm. Otherwise, mostly cloudy, with a high near 77. South wind 7 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms, mainly between 8pm and 3am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 67. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Monday
Sunny, with a high near 76. Southwest wind 9 to 14 mph.
Monday Night
Mostly clear, with a low around 68. Southwest wind 11 to 14 mph.
Tuesday
Sunny, with a high near 75. Breezy, with a west wind 13 to 21 mph.
Tuesday Night
Mostly clear, with a low around 68. West wind 13 to 17 mph.
Wednesday
Sunny, with a high near 75. Southwest wind 10 to 14 mph.
Wednesday Night
Mostly clear, with a low around 69. Southwest wind 8 to 13 mph.
Thursday
Mostly sunny, with a high near 76. South wind 7 to 11 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 69. Southeast wind 8 to 10 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 76. Southwest wind 9 to 11 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 69. Southwest wind 9 to 11 mph.
Saturday
Mostly sunny, with a high near 77. West wind around 10 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles W Nantucket MA
41.27°N 70.21°W (Elev. 0 ft)
41.27°N 70.21°W (Elev. 0 ft)
10:49 pm EDT Aug 22, 2026
11pm EDT Aug 22, 2026-6pm EDT Aug 29, 2026


