Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25° N Lon: 70.06° W Elev: 46 ft.

Fog/Mist

71°F

22°C

Humidity 100%
Wind Speed SW 10 mph
Barometer 30.00 in (1015.8 mb)
Dewpoint 71°F (22°C)
Visibility 3.00 mi
Last update 8 Aug 3:53 am EDT
Detailed forecast for

Nantucket County

Today
Mostly sunny. Patchy fog this morning. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Tonight
Mostly cloudy in the evening, then becoming partly cloudy. Patchy fog. Humid. Near steady temperature in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Sunday
Mostly sunny. Patchy fog in the morning. Humid with highs in the lower 80s. Southwest winds 10 to 15 mph.
Sunday Night
Mostly clear. Humid with lows in the lower 70s. West winds 10 to 15 mph.
Monday
Sunny . Near steady temperature in the mid 70s. West winds around 5 mph, becoming southwest in the afternoon.
Monday Night And Tuesday
Partly cloudy. Lows in the lower 70s. Highs in the upper 70s.
Tuesday Night And Wednesday
Partly cloudy. A 30 percent chance of showers. Lows around 70. Highs in the upper 70s.
Wednesday Night
Mostly cloudy with a 30 percent chance of showers. Lows in the upper 60s.
Thursday
Mostly sunny. Highs in the upper 70s.
Thursday Night
Partly cloudy with a 30 percent chance of showers. Lows in the upper 60s.
Friday
Mostly sunny. Highs in the upper 70s.



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402 AM EDT Sat Aug 8 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database