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Forecast

The following is the 7 day weather and marine forecast for the Chatham, MA area. This Information was last updated Saturday, November 2020 at 8:42 PM. These forecasts are provided by NOAA.

GALE WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY

AFTERNOON

Saturday - November 28

Increasing Clouds
Low: 49 ºF
High: 54 ºF

Marine forcast for Saturday Night
Winds from the North West. 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet.

Sunday - November 29

Rain Showers
Low: 54 ºF
High: 59 ºF

Marine forcast for Sunday
Winds from the West. 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet.
Marine forcast for Sunday Night
Winds from the South. 10 to 15 knots. Gusts up to 20 knots in the evening. Seas 3 to 4 feet.

Monday - November 30

Rain Showers
Low: 43 ºF
High: 61 ºF

Marine forcast for Monday
Winds from the South East. 10 to 15 knots with gusts up to 20 knots, increasing to 20 to 25 knots with gusts up to 40 knots in the afternoon. Seas 4 to 7 feet. Showers likely. Visibility 1 to 3 nautical miles.
Marine forcast for Monday Night
Winds from the South. 25 to 30 knots with gusts up to 45 knots. Seas 9 to 14 feet. Showers. Visibility 1 to 3 nautical miles.

Tuesday - December 1

Partly Sunny
Low: 39 ºF
High: 50 ºF

Marine forcast for Tuesday
Winds from the South. 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Gusts up to 40 knots. Seas 8 to 11 feet. Showers. Visibility 1 to 3 nautical miles.
Marine forcast for Tuesday Night
Winds from the South West. 15 to 20 knots with gusts up to 30 knots. Seas 8 to 11 feet, except 11 to 15 feet South and East of nantucket. Showers likely. Visibility 1 to 3 nautical miles.

Wednesday - December 2

Partly Sunny
Low: 40 ºF
High: 52 ºF

Marine forcast for Wednesday
Winds from the South West. 15 to 20 knots with gusts up to 30 knots. Seas 7 to 10 feet.
Marine forcast for Wednesday Night
Winds from the West. 15 to 20 knots with gusts up to 25 knots. Seas 6 to 9 feet.

Thursday - December 3

Mostly Cloudy
Low: 40 ºF
High: 51 ºF

Marine forcast for Thursday
Winds from the West. Around 15 knots with gusts up to 25 knots. Seas 4 to 7 feet.

Friday - December 4

Mostly Cloudy
Low: na
High: 53 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.