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.
FRI W winds 5 to 10 kt. Seas around 2 ft.
FRI NIGHT W winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft in the evening, then 1 foot or less.
SAT S winds 5 to 10 kt, increasing to 20 to 25 kt with gusts up to 30 kt in the afternoon. Seas 1 foot or less, then 2 to 4 ft in the afternoon. Areas of smoke in the afternoon.
SAT NIGHT S winds 20 to 25 kt, becoming SW 15 to 20 kt after midnight. Seas 3 to 5 ft. Scattered tstms in the evening. Showers likely.
SUN W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.
SUN NIGHT NW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft.
MON W winds around 5 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft.
MON NIGHT S winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft.
TUE S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers in the afternoon.
TUE NIGHT S winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Showers. Winds and seas higher in and near tstms.
FRI W winds 5 to 10 kt. Seas around 2 ft.
FRI NIGHT W winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft in the evening, then 1 foot or less.
SAT S winds 5 to 10 kt, increasing to 20 to 25 kt with gusts up to 30 kt in the afternoon. Seas 1 foot or less, then 2 to 4 ft in the afternoon. Areas of smoke in the afternoon.
SAT NIGHT S winds 20 to 25 kt, becoming SW 15 to 20 kt after midnight. Seas 3 to 5 ft. Scattered tstms in the evening. Showers likely.
SUN W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.
SUN NIGHT NW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft.
MON W winds around 5 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft.
MON NIGHT S winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft.
TUE S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers in the afternoon.
TUE NIGHT S winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. 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
60°F
Clear
5 to 10 mph W
Friday
78°F
Sunny
10 mph NW
Friday Night
60°F
Partly Cloudy
0 to 10 mph W
Saturday
76°F
Areas Of Smoke
0 to 25 mph S
Tides & Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Fri, Jul 17 1:35 AM | high | 11.2 ft |
| Fri, Jul 17 2:00 AM | slack | slack |
| Fri, Jul 17 5:13 AM | ebb | 1.3 kts |
| Fri, Jul 17 7:58 AM | low | -1.1 ft |
| Fri, Jul 17 9:00 AM | slack | slack |
| Fri, Jul 17 11:28 AM | flood | 0.7 kts |
| Fri, Jul 17 2:15 PM | high | 10.0 ft |
| Fri, Jul 17 2:50 PM | slack | slack |
| Fri, Jul 17 5:38 PM | ebb | 1.1 kts |
| Fri, Jul 17 8:13 PM | low | -0.1 ft |
| Fri, Jul 17 9:11 PM | slack | slack |
| Fri, Jul 17 11:39 PM | flood | 0.7 kts |