Portland Maine and Casco Bay Marine Weather
Marine Forecast
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REST OF TONIGHT W winds 5 to 10 kt. Seas around 2 ft.
THU W winds 10 to 15 kt. Seas around 2 ft. Scattered showers in the afternoon with vsby 1 to 3 NM.
THU NIGHT NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft.
FRI W winds 5 to 10 kt. Seas around 2 ft.
FRI NIGHT NW winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft in the evening, then 1 foot or less.
SAT S winds 5 to 10 kt, increasing to 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of showers in the afternoon.
SAT NIGHT S winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Showers with a chance of tstms.
SUN W winds around 10 kt. Seas 2 to 4 ft. A chance of showers in the morning.
SUN NIGHT NW winds 5 to 10 kt. Seas 2 to 3 ft.
MON W winds around 5 kt, becoming S in the afternoon. Seas around 2 ft.
MON NIGHT S winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms.
THU W winds 10 to 15 kt. Seas around 2 ft. Scattered showers in the afternoon with vsby 1 to 3 NM.
THU NIGHT NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft.
FRI W winds 5 to 10 kt. Seas around 2 ft.
FRI NIGHT NW winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft in the evening, then 1 foot or less.
SAT S winds 5 to 10 kt, increasing to 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of showers in the afternoon.
SAT NIGHT S winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Showers with a chance of tstms.
SUN W winds around 10 kt. Seas 2 to 4 ft. A chance of showers in the morning.
SUN NIGHT NW winds 5 to 10 kt. Seas 2 to 3 ft.
MON W winds around 5 kt, becoming S in the afternoon. Seas around 2 ft.
MON NIGHT S winds 5 to 10 kt. Seas 2 to 3 ft. 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
65°F
Clear
10 mph W
Thursday
83°F
Patchy Smoke
10 to 15 mph W
Thursday Night
61°F
Isolated Showers And Thunderstorms then Mostly Clear
5 to 15 mph NW
Friday
77°F
Sunny
5 to 10 mph NW
Tides & Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Thu, Jul 16 12:41 AM | high | 11.5 ft |
| Thu, Jul 16 1:05 AM | slack | slack |
| Thu, Jul 16 4:22 AM | ebb | 1.4 kts |
| Thu, Jul 16 7:08 AM | low | -1.3 ft |
| Thu, Jul 16 8:08 AM | slack | slack |
| Thu, Jul 16 10:34 AM | flood | 0.7 kts |
| Thu, Jul 16 1:24 PM | high | 9.9 ft |
| Thu, Jul 16 1:55 PM | slack | slack |
| Thu, Jul 16 4:46 PM | ebb | 1.1 kts |
| Thu, Jul 16 7:18 PM | low | -0.2 ft |
| Thu, Jul 16 8:08 PM | slack | slack |
| Thu, Jul 16 10:41 PM | flood | 0.8 kts |