Portland Maine and Casco Bay Marine Weather
Marine Forecast
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TODAY S winds around 5 kt, increasing to 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.
TONIGHT S winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft.
FRI S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers in the afternoon.
FRI NIGHT SW winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft.
SAT N winds around 5 kt, becoming S 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, increasing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft.
SUN NIGHT SW winds 5 to 10 kt, becoming W after midnight. Seas 2 to 3 ft.
MON N winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft.
MON NIGHT S winds around 5 kt, becoming E after midnight. Seas around 2 ft in the evening, then 1 foot or less.
TONIGHT S winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft.
FRI S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers in the afternoon.
FRI NIGHT SW winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft.
SAT N winds around 5 kt, becoming S 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, increasing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft.
SUN NIGHT SW winds 5 to 10 kt, becoming W after midnight. Seas 2 to 3 ft.
MON N winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft.
MON NIGHT S winds around 5 kt, becoming E after midnight. Seas around 2 ft in the evening, then 1 foot or less.
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
64°F
Mostly Cloudy
0 to 5 mph S
Thursday
74°F
Mostly Sunny
0 to 15 mph S
Thursday Night
66°F
Slight Chance Showers And Thunderstorms
10 to 15 mph S
Friday
75°F
Slight Chance Showers And Thunderstorms
5 to 10 mph S
Tides & Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Thu, Aug 27 2:31 AM | ebb | 1.2 kts |
| Thu, Aug 27 5:19 AM | low | 0.3 ft |
| Thu, Aug 27 6:18 AM | slack | slack |
| Thu, Aug 27 8:36 AM | flood | 0.7 kts |
| Thu, Aug 27 11:31 AM | high | 8.8 ft |
| Thu, Aug 27 11:52 AM | slack | slack |
| Thu, Aug 27 2:49 PM | ebb | 1.0 kts |
| Thu, Aug 27 5:22 PM | low | 0.9 ft |
| Thu, Aug 27 6:17 PM | slack | slack |
| Thu, Aug 27 8:41 PM | flood | 0.7 kts |
| Thu, Aug 27 11:37 PM | high | 9.9 ft |
| Thu, Aug 27 11:43 PM | slack | slack |