Portland Maine and Casco Bay Marine Weather
Marine Forecast
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TODAY N winds around 5 kt, becoming S this afternoon. Seas around 2 ft.
TONIGHT SW winds 5 to 10 kt. Seas around 2 ft.
MON SW winds 10 to 15 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft.
MON NIGHT SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft.
TUE SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft.
TUE NIGHT SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 2 to 3 ft.
WED W winds 10 to 15 kt. Seas 2 to 3 ft.
WED NIGHT W winds 10 to 15 kt with gusts up to 20 kt, diminishing to around 5 kt after midnight. Seas 2 to 3 ft.
THU W winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas around 2 ft.
THU NIGHT W winds 5 to 10 kt. Seas around 2 ft.
TONIGHT SW winds 5 to 10 kt. Seas around 2 ft.
MON SW winds 10 to 15 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft.
MON NIGHT SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft.
TUE SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft.
TUE NIGHT SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 2 to 3 ft.
WED W winds 10 to 15 kt. Seas 2 to 3 ft.
WED NIGHT W winds 10 to 15 kt with gusts up to 20 kt, diminishing to around 5 kt after midnight. Seas 2 to 3 ft.
THU W winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas around 2 ft.
THU NIGHT W winds 5 to 10 kt. Seas around 2 ft.
Portland Maine and Casco Bay Nautical Charts
NOAA nautical charts for Portland Maine and Casco Bay in the Wind and Tides app
Weather
View allToday
73°F
Sunny
5 to 10 mph SE
Tonight
61°F
Mostly Clear
5 to 10 mph SW
Monday
75°F
Sunny
5 to 15 mph SW
Monday Night
69°F
Partly Cloudy
10 to 15 mph SW
Tides & Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Sun, Jul 12 6:52 AM | flood | 0.7 kts |
| Sun, Jul 12 9:37 AM | high | 8.9 ft |
| Sun, Jul 12 10:05 AM | slack | slack |
| Sun, Jul 12 1:12 PM | ebb | 1.1 kts |
| Sun, Jul 12 3:29 PM | low | 0.5 ft |
| Sun, Jul 12 4:29 PM | slack | slack |
| Sun, Jul 12 7:05 PM | flood | 0.8 kts |
| Sun, Jul 12 9:49 PM | high | 11.1 ft |
| Sun, Jul 12 10:12 PM | slack | slack |