Portland Maine and Casco Bay Marine Forecast
TODAY NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt late. Seas 2 to 4 ft.
TONIGHT NE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft.
THU N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft.
THU NIGHT N winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft.
FRI N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 2 to 4 ft.
FRI NIGHT N winds 5 to 10 kt. Seas 2 to 3 ft.
SAT NW winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft.
SAT NIGHT W winds around 5 kt. Seas around 2 ft.
SUN W winds around 5 kt, becoming SW in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon.
SUN NIGHT SW winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft.
TONIGHT NE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft.
THU N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft.
THU NIGHT N winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft.
FRI N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 2 to 4 ft.
FRI NIGHT N winds 5 to 10 kt. Seas 2 to 3 ft.
SAT NW winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft.
SAT NIGHT W winds around 5 kt. Seas around 2 ft.
SUN W winds around 5 kt, becoming SW in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon.
SUN NIGHT SW winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft.
Marine weather for Portland, Casco Bay, Portland Harbor, South Portland, Cape Elizabeth, Portland Head Light, Falmouth, Falmouth Foreside, Cousins Island, Yarmouth, the Royal River, Freeport, South Freeport, the Harraseeket River, the New Meadows River, Harpswell, Orr's Island, Bailey Island, Peaks Island, Long Island, Great Diamond Island, Chebeague Island, Cliff Island, the Calendar Islands, Hussey Sound, Broad Sound, and the Fore River, Maine. Wind, tides, and conditions for sailing, boating, fishing, sea kayaking, paddleboarding, and windsurfing.