Portland Maine and Casco Bay Marine Weather
Marine Forecast
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TODAY W winds around 5 kt, becoming S this afternoon. Seas around 2 ft.
TONIGHT SW winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft.
THU S winds 5 to 10 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft. Patchy fog in the morning with vsby 1 to 3 NM.
THU NIGHT S winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. A chance of showers.
FRI S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers.
FRI NIGHT SW winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft. A chance of showers in the evening.
SAT N winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft.
SAT NIGHT SW winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft.
SUN SW winds around 5 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft.
SUN NIGHT SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft.
TONIGHT SW winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft.
THU S winds 5 to 10 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft. Patchy fog in the morning with vsby 1 to 3 NM.
THU NIGHT S winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. A chance of showers.
FRI S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers.
FRI NIGHT SW winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft. A chance of showers in the evening.
SAT N winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft.
SAT NIGHT SW winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft.
SUN SW winds around 5 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft.
SUN NIGHT SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 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
Mostly Clear
5 mph NW
Wednesday
75°F
Sunny
0 to 10 mph S
Wednesday Night
62°F
Partly Cloudy
0 to 10 mph SW
Thursday
77°F
Patchy Fog then Slight Chance Showers And Thunderstorms
0 to 15 mph S
Tides & Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Wed, Aug 26 1:50 AM | ebb | 1.1 kts |
| Wed, Aug 26 4:43 AM | low | 0.6 ft |
| Wed, Aug 26 5:44 AM | slack | slack |
| Wed, Aug 26 7:55 AM | flood | 0.6 kts |
| Wed, Aug 26 10:53 AM | high | 8.5 ft |
| Wed, Aug 26 11:14 AM | slack | slack |
| Wed, Aug 26 2:05 PM | ebb | 0.9 kts |
| Wed, Aug 26 4:43 PM | low | 1.2 ft |
| Wed, Aug 26 5:36 PM | slack | slack |
| Wed, Aug 26 7:57 PM | flood | 0.6 kts |
| Wed, Aug 26 10:58 PM | high | 9.7 ft |
| Wed, Aug 26 11:05 PM | slack | slack |