Weather

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Forecast

The following is the 7 day weather and marine forecast for the Martha's Vineyard, MA area. This Information was last updated Friday, September 2020 at 3:42 PM. These forecasts are provided by NOAA.

GALE WARNING IN EFFECT THROUGH SATURDAY AFTERNOON

Friday - September 18

Becoming Sunny
Low: 46 ºF
High: 65 ºF

Marine forcast for Friday Afternoon
Winds from the North. 25 to 30 knots. Seas 5 to 8 feet. Patchy fog. A chance of showers. Visibility 1 to 3 nautical miles.
Marine forcast for Friday Night
Winds from the North. 25 to 30 knots, diminishing to 20 to 25 knots after midnight. Seas 8 to 10 feet.

Saturday - September 19

Mostly Sunny
Low: 42 ºF
High: 63 ºF

Marine forcast for Saturday
Winds from the North. 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Gusts up to 30 knots. Seas 6 to 9 feet.
Marine forcast for Saturday Night
Winds from the North East. Around 15 knots with gusts up to 25 knots. Seas 5 to 8 feet.

Sunday - September 20

Slight Chance Rain Showers
Low: 40 ºF
High: 61 ºF

Marine forcast for Sunday
Winds from the North East. 15 to 20 knots with gusts up to 30 knots. Seas 7 to 10 feet.
Marine forcast for Sunday Night
Winds from the North East. 15 to 20 knots with gusts up to 30 knots. Seas 9 to 12 feet.

Monday - September 21

Breezy
Low: 42 ºF
High: 63 ºF

Marine forcast for Monday
Winds from the North East. 20 to 25 knots with gusts up to 40 knots. Seas 9 to 13 feet.

Tuesday - September 22

Slight Chance Rain Showers
Low: 55 ºF
High: 67 ºF

Marine forcast for Tuesday
Winds from the North. 25 to 30 knots with gusts up to 45 knots. Seas 11 to 16 feet.
Marine forcast for Tuesday Night
Winds from the North West. 20 to 25 knots with gusts up to 40 knots. Seas 10 to 15 feet.

Wednesday - September 23

Mostly Sunny
Low: 58 ºF
High: 72 ºF

Thursday - September 24

Mostly Sunny
Low: na
High: 72 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.