Portland Maine and Casco Bay Marine Weather
Marine Forecast
View allSMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH TUESDAY AFTERNOON
TODAY W winds 5 to 10 kt, increasing to 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft.TONIGHT W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 30 kt. Seas 2 to 4 ft.
TUE W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft.
TUE NIGHT NW winds 10 to 15 kt with gusts up to 20 kt, becoming W around 5 kt after midnight. Seas 2 to 3 ft.
WED SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 1 foot or less, then 2 to 3 ft in the afternoon.
WED NIGHT S winds 15 to 20 kt, becoming SW 10 to 15 kt after midnight. Seas 2 to 3 ft.
THU SW winds 10 to 15 kt. Seas 2 to 3 ft.
THU NIGHT W winds 5 to 10 kt. Seas 2 to 3 ft.
FRI W winds 5 to 10 kt. Seas 2 to 3 ft.
FRI NIGHT W winds 5 to 10 kt. Seas around 2 ft.
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
50°F
Isolated Rain Showers
0 to 5 mph NW
Monday
64°F
Mostly Sunny
5 to 20 mph W
Monday Night
44°F
Mostly Clear
10 to 20 mph W
Tuesday
55°F
Sunny
15 mph W
Tides and Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Mon, Oct 5 12:37 AM | low | 0.4 ft |
| Mon, Oct 5 1:41 AM | slack | slack |
| Mon, Oct 5 3:56 AM | flood | 0.6 kts |
| Mon, Oct 5 6:58 AM | high | 8.5 ft |
| Mon, Oct 5 7:06 AM | slack | slack |
| Mon, Oct 5 10:16 AM | ebb | 0.9 kts |
| Mon, Oct 5 12:54 PM | low | 1.2 ft |
| Mon, Oct 5 1:43 PM | slack | slack |
| Mon, Oct 5 4:10 PM | flood | 0.7 kts |
| Mon, Oct 5 7:17 PM | high | 9.7 ft |
| Mon, Oct 5 7:25 PM | slack | slack |
| Mon, Oct 5 10:52 PM | ebb | 1.1 kts |