Location: Chatham | Falmouth | Hyannis | Martha's Vineyard | Nantucket | Provincetown | All Cape and Islands Waterways
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The following is the 7 day weather and marine forecast for the Chatham, MA area. This Information was last updated Sunday, February 2021 at 3:42 PM. These forecasts are provided by NOAA.
Rain Likely
Low: 38 ºF
High: 44 ºF
Marine forcast for Sunday Afternoon
Winds from the East. 5 to 10 knots. Seas 2 to 4 feet.
Marine forcast for Sunday Night
Winds from the South East. 10 to 15 knots, increasing to 15 to 20 knots after midnight. Gusts up to 25 knots. Seas 4 to 6 feet. Rain likely. Visibility 1 to 3 nautical miles.
Rain
Low: 18 ºF
High: 49 ºF
Marine forcast for Monday
Winds from the South. 15 to 20 knots, becoming West 20 to 25 knots in the afternoon. Gusts up to 30 knots. Seas 4 to 6 feet. Patchy fog. Rain likely. Visibility 1 nautical miles or less.
Marine forcast for Monday Night
Winds from the West. 25 to 30 knots, becoming North West 30 to 35 knots after midnight. Gusts up to 45 knots. Seas 7 to 10 feet. Light freezing spray.
Blustery
Low: 23 ºF
High: 30 ºF
Marine forcast for Tuesday
Winds from the North West. 30 to 35 knots, diminishing to 25 to 30 knots in the afternoon. Gusts up to 45 knots. Seas 8 to 13 feet. Light freezing spray.
Marine forcast for Tuesday Night
Winds from the North West. 25 to 30 knots, becoming West 20 to 25 knots after midnight. Seas 6 to 9 feet. Light freezing spray.
Mostly Sunny
Low: 33 ºF
High: 43 ºF
Marine forcast for Wednesday
Winds from the West. 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet.
Mostly Sunny
Low: 28 ºF
High: 41 ºF
Marine forcast for Thursday
Winds from the North West. 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet.
Marine forcast for Thursday Night
Winds from the North West. 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet.
Partly Sunny
Low: 26 ºF
High: 36 ºF
Partly Sunny
Low: na
High: 34 ºF