Portland Maine and Casco Bay Marine Weather
Marine Forecast
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TODAY W winds around 5 kt, becoming S this afternoon. Seas 1 foot or less.
TONIGHT SW winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft in the evening, then 1 foot or less.
THU W winds around 5 kt, becoming S in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of showers in the afternoon.
THU NIGHT W winds around 5 kt. Seas around 2 ft in the evening, then 1 foot or less.
FRI NW winds 5 to 10 kt. Seas around 2 ft.
FRI NIGHT NW winds 5 to 10 kt. Seas around 2 ft.
SAT NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft in the morning, then 1 foot or less.
SAT NIGHT W winds 5 to 10 kt, becoming NW after midnight. Seas 1 foot or less.
SUN W winds around 5 kt, becoming S in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of showers in the afternoon.
SUN NIGHT S winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers.
TONIGHT SW winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft in the evening, then 1 foot or less.
THU W winds around 5 kt, becoming S in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of showers in the afternoon.
THU NIGHT W winds around 5 kt. Seas around 2 ft in the evening, then 1 foot or less.
FRI NW winds 5 to 10 kt. Seas around 2 ft.
FRI NIGHT NW winds 5 to 10 kt. Seas around 2 ft.
SAT NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft in the morning, then 1 foot or less.
SAT NIGHT W winds 5 to 10 kt, becoming NW after midnight. Seas 1 foot or less.
SUN W winds around 5 kt, becoming S in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of showers in the afternoon.
SUN NIGHT S winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 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
65°F
Mostly Clear
5 mph W
Wednesday
77°F
Sunny
5 to 10 mph W
Wednesday Night
63°F
Partly Cloudy then Slight Chance Rain Showers
0 to 10 mph W
Thursday
75°F
Chance Showers And Thunderstorms
0 to 5 mph SW
Tides & Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Wed, Aug 12 2:24 AM | ebb | 1.3 kts |
| Wed, Aug 12 5:07 AM | low | -0.9 ft |
| Wed, Aug 12 6:13 AM | slack | slack |
| Wed, Aug 12 8:36 AM | flood | 0.7 kts |
| Wed, Aug 12 11:21 AM | high | 9.6 ft |
| Wed, Aug 12 11:55 AM | slack | slack |
| Wed, Aug 12 2:46 PM | ebb | 1.1 kts |
| Wed, Aug 12 5:16 PM | low | -0.1 ft |
| Wed, Aug 12 6:09 PM | slack | slack |
| Wed, Aug 12 8:42 PM | flood | 0.8 kts |
| Wed, Aug 12 11:35 PM | high | 11.2 ft |