Portland Maine and Casco Bay Marine Weather
Marine Forecast
View allSMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH THURSDAY AFTERNOON
TODAY SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to 25 kt. Seas 1 foot or less, then 2 to 3 ft this afternoon.TONIGHT SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft.
THU SW winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. A chance of showers in the morning.
THU NIGHT W winds 5 to 10 kt. Seas 2 to 3 ft.
FRI W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft.
FRI NIGHT W winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less.
SAT W winds 5 to 10 kt. Seas 1 foot or less.
SAT NIGHT SW winds 5 to 10 kt. Seas 1 foot or less.
SUN SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft.
SUN NIGHT SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers.
Portland Maine and Casco Bay Nautical Charts
NOAA nautical charts with your GPS position and a wind map for Portland Maine and Casco Bay in the Wind and Tides app
Weather
View allOvernight
34°F
Areas Of Frost
5 mph W
Wednesday
58°F
Areas Of Frost then Sunny
5 to 15 mph SW
Wednesday Night
53°F
Partly Cloudy
10 to 15 mph S
Thursday
66°F
Chance Rain Showers then Mostly Sunny
10 mph SW
Tides and Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Wed, Oct 7 2:49 AM | low | 0.1 ft |
| Wed, Oct 7 3:46 AM | slack | slack |
| Wed, Oct 7 6:06 AM | flood | 0.6 kts |
| Wed, Oct 7 9:05 AM | high | 9.3 ft |
| Wed, Oct 7 9:31 AM | slack | slack |
| Wed, Oct 7 12:23 PM | ebb | 1.0 kts |
| Wed, Oct 7 3:09 PM | low | 0.5 ft |
| Wed, Oct 7 4:02 PM | slack | slack |
| Wed, Oct 7 6:23 PM | flood | 0.6 kts |
| Wed, Oct 7 9:25 PM | high | 10.0 ft |
| Wed, Oct 7 9:50 PM | slack | slack |