Portland Maine and Casco Bay Marine Weather
Marine Forecast
View allSMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY SW winds 10 to 15 kt, becoming W late. Gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers early this morning.TONIGHT NW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft.
FRI NW winds 5 to 10 kt. Seas around 2 ft.
FRI NIGHT NW winds around 5 kt. Seas around 2 ft in the evening, then 1 foot or less.
SAT W winds around 5 kt, becoming S in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon.
SAT NIGHT S winds 5 to 10 kt. Seas around 2 ft.
SUN S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers.
SUN NIGHT SW winds 10 to 15 kt with gusts up to 20 kt, becoming W around 5 kt after midnight. Seas 2 to 3 ft.
MON NW winds 5 to 10 kt. Seas 2 to 3 ft.
MON NIGHT N winds 5 to 10 kt. Seas 2 to 3 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 allOvernight
62°F
Areas Of Fog
15 to 20 mph SW
Thursday
79°F
Chance Rain Showers then Mostly Sunny
10 to 25 mph W
Thursday Night
58°F
Partly Cloudy
5 to 15 mph NW
Friday
70°F
Sunny
5 to 10 mph W
Tides and Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Thu, Sep 10 2:07 AM | ebb | 1.3 kts |
| Thu, Sep 10 4:51 AM | low | -0.6 ft |
| Thu, Sep 10 5:53 AM | slack | slack |
| Thu, Sep 10 8:20 AM | flood | 0.7 kts |
| Thu, Sep 10 11:04 AM | high | 9.9 ft |
| Thu, Sep 10 11:40 AM | slack | slack |
| Thu, Sep 10 2:32 PM | ebb | 1.2 kts |
| Thu, Sep 10 5:06 PM | low | -0.2 ft |
| Thu, Sep 10 6:04 PM | slack | slack |
| Thu, Sep 10 8:32 PM | flood | 0.8 kts |
| Thu, Sep 10 11:22 PM | high | 10.7 ft |
| Thu, Sep 10 11:55 PM | slack | slack |