Portland Maine and Casco Bay Marine Weather
Marine Forecast
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REST OF TONIGHT N winds 5 to 10 kt. Seas around 2 ft.
MON N winds 5 to 10 kt. Seas around 2 ft.
MON NIGHT N winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft.
TUE NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas around 2 ft.
TUE NIGHT NE winds around 5 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft.
WED NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
WED NIGHT NE winds 5 to 10 kt. Seas 2 to 4 ft.
THU NE winds 5 to 10 kt. Seas 2 to 4 ft.
THU NIGHT NE winds around 5 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft.
FRI NE winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. A chance of showers in the afternoon.
FRI NIGHT NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of showers.
MON N winds 5 to 10 kt. Seas around 2 ft.
MON NIGHT N winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft.
TUE NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas around 2 ft.
TUE NIGHT NE winds around 5 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft.
WED NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
WED NIGHT NE winds 5 to 10 kt. Seas 2 to 4 ft.
THU NE winds 5 to 10 kt. Seas 2 to 4 ft.
THU NIGHT NE winds around 5 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft.
FRI NE winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. A chance of showers in the afternoon.
FRI NIGHT NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of showers.
Portland Maine and Casco Bay Nautical Charts
NOAA nautical charts for Portland Maine and Casco Bay in the Wind and Tides app
Weather
View allOvernight
54°F
Cloudy
10 mph N
Monday
63°F
Mostly Sunny
5 to 10 mph N
Monday Night
50°F
Partly Cloudy
5 to 10 mph N
Tuesday
60°F
Mostly Sunny
5 to 10 mph NE
Tides and Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Mon, Sep 21 1:40 AM | low | 1.6 ft |
| Mon, Sep 21 2:55 AM | slack | slack |
| Mon, Sep 21 4:46 AM | flood | 0.4 kts |
| Mon, Sep 21 7:55 AM | high | 7.6 ft |
| Mon, Sep 21 8:03 AM | slack | slack |
| Mon, Sep 21 11:05 AM | ebb | 0.7 kts |
| Mon, Sep 21 1:45 PM | low | 2.2 ft |
| Mon, Sep 21 2:45 PM | slack | slack |
| Mon, Sep 21 4:53 PM | flood | 0.5 kts |
| Mon, Sep 21 8:04 PM | high | 8.7 ft |
| Mon, Sep 21 8:06 PM | slack | slack |
| Mon, Sep 21 11:43 PM | ebb | 0.9 kts |