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Forecast

The following is the 7 day weather and marine forecast for the Nantucket, MA area. This Information was last updated Friday, February 2019 at 3:41 AM. These forecasts are provided by NOAA.

SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON

Friday - February 22

Partly Sunny
Low: 30 ºF
High: 39 ºF

Marine forcast for Friday
Winds from the North West. 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Gusts up to 30 knots. Seas 3 to 5 feet.
Marine forcast for Friday Night
Winds from the North. 10 to 15 knots. Gusts up to 20 knots in the evening. Seas 2 to 4 feet.

Saturday - February 23

Mostly Cloudy
Low: 33 ºF
High: 39 ºF

Marine forcast for Saturday
Winds from the North. 5 to 10 knots, becoming South West in the afternoon. Seas 2 to 3 feet.
Marine forcast for Saturday Night
Winds from the South. Around 5 knots. Gusts up to 20 knots after midnight. Seas 2 to 3 feet. Rain likely with a chance of snow.

Sunday - February 24

Rain
Low: 35 ºF
High: 44 ºF

Marine forcast for Sunday
Winds from the South. 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Gusts up to 35 knots. Seas 4 to 7 feet. Rain and freezing rain. Visibility 1 to 3 nautical miles.
Marine forcast for Sunday Night
Winds from the West. 20 to 25 knots. Gusts up to 30 knots, increasing to 40 knots after midnight. Seas 6 to 9 feet, except 8 to 13 feet South and East of nantucket.

Monday - February 25

Windy
Low: 24 ºF
High: 40 ºF

Marine forcast for Monday
Winds from the West. 25 to 35 knots with gusts up to 50 knots. Seas 9 to 12 feet, except 11 to 16 feet South and East of nantucket.
Marine forcast for Monday Night
Winds from the North West. 25 to 35 knots with gusts up to 50 knots. Seas 9 to 12 feet.

Tuesday - February 26

Partly Sunny
Low: 23 ºF
High: 34 ºF

Marine forcast for Tuesday
Winds from the North West. 20 to 25 knots with gusts up to 35 knots. Seas 6 to 9 feet.
Marine forcast for Tuesday Night
Winds from the North West. 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet.

Wednesday - February 27

Chance Snow
Low: 26 ºF
High: 35 ºF

Thursday - February 28

Partly Sunny
Low: na
High: 36 ºF

Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.

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