Portland Maine and Casco Bay Marine Weather
Marine Forecast
View allSMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON
TODAY E winds 5 to 10 kt. Seas around 2 ft.TONIGHT SE winds 5 to 10 kt, becoming NE after midnight. Seas around 2 ft. A chance of showers.
MON W winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft.
MON NIGHT W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft.
TUE W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.
TUE NIGHT NW winds 5 to 10 kt with gusts up to 20 kt, becoming W after midnight. Seas around 2 ft.
WED SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon.
WED NIGHT SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
THU SW winds 5 to 10 kt. Seas 2 to 3 ft.
THU NIGHT W winds 5 to 10 kt. Seas around 2 ft.
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
48°F
Mostly Clear
5 mph NE
Sunday
58°F
Mostly Sunny
5 to 10 mph E
Sunday Night
51°F
Chance Rain Showers
0 to 5 mph E
Monday
64°F
Mostly Sunny
0 to 20 mph W
Tides and Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Sun, Oct 4 12:32 AM | slack | slack |
| Sun, Oct 4 2:55 AM | flood | 0.6 kts |
| Sun, Oct 4 5:48 AM | high | 8.5 ft |
| Sun, Oct 4 5:51 AM | slack | slack |
| Sun, Oct 4 9:11 AM | ebb | 1.0 kts |
| Sun, Oct 4 11:42 AM | low | 1.2 ft |
| Sun, Oct 4 12:33 PM | slack | slack |
| Sun, Oct 4 3:09 PM | flood | 0.7 kts |
| Sun, Oct 4 6:05 PM | high | 9.8 ft |
| Sun, Oct 4 6:08 PM | slack | slack |
| Sun, Oct 4 9:47 PM | ebb | 1.1 kts |