Coastal Waters Forecast for Penobscot Bay (ANZ151) (Text-Only)
NWS Forecast for: Penobscot Bay (ANZ151)
Issued by: National Weather Service Gray/Portland, ME
Last Update: 725 PM EDT Mon Aug 3 2026




Tonight: SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 3 to 5 ft. Wave detail: S 5 ft at 6 seconds. Showers likely with a slight chance of tstms early this evening, then a chance of showers late this evening. Patchy fog early this evening. Patchy fog late this evening and early morning. Vsby 1 to 3 nm until early morning.

Tue: W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave detail: S 4 ft at 8 seconds.

Tue Night: SW winds 5 to 10 kt, becoming W after midnight. Seas 2 to 4 ft. Wave detail: S 3 ft at 6 seconds.

Wed: SW winds around 5 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave detail: S 2 ft at 7 seconds.

Wed Night: SW winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft. Wave detail: S 2 ft at 5 seconds.

Thu: SW winds around 5 kt, becoming S in the afternoon. Seas around 2 ft. Wave detail: S 2 ft at 7 seconds.

Thu Night: SW winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft.

Fri: SW winds around 5 kt, becoming S in the afternoon. Seas around 2 ft.

Fri Night: SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft.

Sat: NW 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.

winds and seas higher in and near tstms.







Zone Forecast: Penobscot Bay (ANZ151)

Visit your local NWS office at: https://www.weather.gov/gyx/