Portland Maine and Casco Bay Marine Weather
Marine Forecast
View all
TODAY SW winds 5 to 10 kt, becoming S late this morning and afternoon. Seas 2 to 3 ft. Areas of fog early this morning, then patchy fog late this morning and early afternoon. Patchy fog late. Rain late this morning and afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM late this morning and afternoon.
TONIGHT E winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Patchy fog in the evening. Rain. Vsby 1 to 3 NM in the evening.
SAT N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain, mainly in the morning.
SAT NIGHT N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of rain in the evening, then rain after midnight.
SUN NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain, mainly in the morning.
SUN NIGHT W winds 5 to 10 kt. Seas 2 to 3 ft.
MON W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
MON NIGHT W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft.
TUE SW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft.
TUE NIGHT W winds 5 to 10 kt. Seas around 2 ft.
TONIGHT E winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Patchy fog in the evening. Rain. Vsby 1 to 3 NM in the evening.
SAT N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain, mainly in the morning.
SAT NIGHT N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of rain in the evening, then rain after midnight.
SUN NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain, mainly in the morning.
SUN NIGHT W winds 5 to 10 kt. Seas 2 to 3 ft.
MON W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
MON NIGHT W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft.
TUE SW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft.
TUE 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
59°F
Areas Of Fog
5 mph SW
Friday
65°F
Patchy Fog then Light Rain
0 to 5 mph SE
Friday Night
50°F
Light Rain
5 to 10 mph NE
Saturday
54°F
Light Rain
15 mph N
Tides and Currents
View all| Time (EST) | Event | Height/Speed |
|---|---|---|
| Fri, Nov 6 2:20 AM | low | 0.3 ft |
| Fri, Nov 6 3:09 AM | slack | slack |
| Fri, Nov 6 5:32 AM | flood | 0.6 kts |
| Fri, Nov 6 8:35 AM | high | 9.9 ft |
| Fri, Nov 6 8:59 AM | slack | slack |
| Fri, Nov 6 11:59 AM | ebb | 1.1 kts |
| Fri, Nov 6 2:52 PM | low | 0.0 ft |
| Fri, Nov 6 3:45 PM | slack | slack |
| Fri, Nov 6 6:08 PM | flood | 0.6 kts |
| Fri, Nov 6 9:04 PM | high | 9.4 ft |
| Fri, Nov 6 9:32 PM | slack | slack |
Marine weather for Portland, Casco Bay, Portland Harbor, South Portland, Cape Elizabeth, Portland Head Light, Falmouth, Falmouth Foreside, Cousins Island, Yarmouth, the Royal River, Freeport, South Freeport, the Harraseeket River, the New Meadows River, Harpswell, Orr's Island, Bailey Island, Peaks Island, Long Island, Great Diamond Island, Chebeague Island, Cliff Island, the Calendar Islands, Hussey Sound, Broad Sound, and the Fore River, Maine. Wind, tides, and conditions for sailing, boating, fishing, sea kayaking, paddleboarding, and windsurfing.