Portland Maine and Casco Bay Marine Weather
Marine Forecast
View all
TODAY S winds 5 to 10 kt with gusts up to 20 kt, increasing to 10 to 15 kt this afternoon. Seas around 2 ft. Patchy fog early this morning. Patchy fog late this morning and afternoon. Showers. A slight chance of tstms this afternoon. Vsby 1 to 3 NM late this morning and afternoon.
TONIGHT S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. A chance of showers after midnight with vsby 1 to 3 NM.
MON NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers in the morning.
MON NIGHT NW winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt after midnight. Seas 2 to 3 ft.
TUE NE winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft.
TUE NIGHT S winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less.
WED S winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon.
WED NIGHT S winds around 5 kt, becoming N after midnight. Seas around 2 ft.
THU E winds around 5 kt. Seas around 2 ft.
THU NIGHT SE winds around 5 kt, becoming S after midnight. Seas around 2 ft. A chance of showers. Winds and seas higher in and near tstms.
TONIGHT S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. A chance of showers after midnight with vsby 1 to 3 NM.
MON NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers in the morning.
MON NIGHT NW winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt after midnight. Seas 2 to 3 ft.
TUE NE winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft.
TUE NIGHT S winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less.
WED S winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon.
WED NIGHT S winds around 5 kt, becoming N after midnight. Seas around 2 ft.
THU E winds around 5 kt. Seas around 2 ft.
THU NIGHT SE winds around 5 kt, becoming S after midnight. Seas around 2 ft. A chance of showers. Winds and seas higher in and near tstms.
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
58°F
Mostly Cloudy
5 to 10 mph S
Sunday
64°F
Rain Showers
5 to 10 mph S
Sunday Night
61°F
Cloudy then Chance Rain Showers
5 mph SW
Monday
68°F
Chance Rain Showers then Sunny
5 to 15 mph NW
Tides and Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Sun, Sep 13 12:58 AM | high | 10.3 ft |
| Sun, Sep 13 1:33 AM | slack | slack |
| Sun, Sep 13 4:29 AM | ebb | 1.1 kts |
| Sun, Sep 13 7:04 AM | low | -0.2 ft |
| Sun, Sep 13 8:04 AM | slack | slack |
| Sun, Sep 13 10:27 AM | flood | 0.7 kts |
| Sun, Sep 13 1:17 PM | high | 10.3 ft |
| Sun, Sep 13 1:50 PM | slack | slack |
| Sun, Sep 13 4:52 PM | ebb | 1.2 kts |
| Sun, Sep 13 7:29 PM | low | -0.4 ft |
| Sun, Sep 13 8:32 PM | slack | slack |
| Sun, Sep 13 10:55 PM | flood | 0.7 kts |