Portland Maine and Casco Bay Marine Weather
Marine Forecast
View allSMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST THIS MORNING THROUGH THIS AFTERNOON
TODAY NW winds 10 to 15 kt, increasing to 15 to 20 kt late this morning, then becoming W 10 to 15 kt this afternoon. Seas 2 to 3 ft. Rain early this morning, then a chance of rain late this morning and early afternoon. Vsby 1 to 3 NM this morning.TONIGHT W winds 5 to 10 kt. Seas 2 to 3 ft.
MON W winds 5 to 10 kt. Seas around 2 ft.
MON NIGHT NW winds 5 to 10 kt. Seas 2 to 3 ft.
TUE W winds 5 to 10 kt. Seas around 2 ft.
TUE NIGHT W winds 5 to 10 kt. Seas around 2 ft.
WED W winds 5 to 10 kt. Seas around 2 ft.
WED NIGHT NW winds 5 to 10 kt. Seas around 2 ft.
THU N winds around 5 kt. Seas 1 foot or less.
THU NIGHT N winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight.
Portland Maine and Casco Bay Nautical Charts
NOAA nautical charts with your GPS position and a wind map for Portland Maine and Casco Bay in the Wind and Tides app
Weather
View allOvernight
45°F
Light Rain
5 to 10 mph NW
Sunday
52°F
Light Rain
10 to 15 mph W
Sunday Night
42°F
Partly Cloudy
5 to 10 mph W
Monday
54°F
Mostly Sunny then Slight Chance Light Rain
5 to 10 mph W
Tides and Currents
View all| Time (EST) | Event | Height/Speed |
|---|---|---|
| Sun, Nov 8 1:10 AM | ebb | 1.0 kts |
| Sun, Nov 8 3:50 AM | low | 0.5 ft |
| Sun, Nov 8 4:46 AM | slack | slack |
| Sun, Nov 8 7:03 AM | flood | 0.6 kts |
| Sun, Nov 8 10:02 AM | high | 10.2 ft |
| Sun, Nov 8 10:27 AM | slack | slack |
| Sun, Nov 8 1:33 PM | ebb | 1.2 kts |
| Sun, Nov 8 4:24 PM | low | -0.3 ft |
| Sun, Nov 8 5:16 PM | slack | slack |
| Sun, Nov 8 7:38 PM | flood | 0.7 kts |
| Sun, Nov 8 10:37 PM | high | 9.2 ft |
| Sun, Nov 8 11:06 PM | slack | slack |
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.