Last Update: 1045 AM EDT Sun Sep 20 2026

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Gray/Portland, ME Local Forecast Office

42NM SE Portland ME

Marine Zone Forecast


Rest Of Today
SE winds 5 to 10 kt. Seas around 2 ft. Wave detail: SE 2 ft at 3 seconds. A slight chance of rain late this morning, then a chance of rain early this afternoon. Rain likely late.
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. Wave detail: E 2 ft at 4 seconds. Rain likely. Vsby 1 to 3 nm.
Mon
NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave detail: NE 3 ft at 4 seconds.
Mon Night
NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 4 ft. Wave detail: NE 4 ft at 5 seconds and SE 2 ft at 9 seconds.
Tue
NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave detail: E 4 ft at 7 seconds.
Tue Night
NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 3 to 4 ft. Wave detail: E 4 ft at 7 seconds and SE 2 ft at 8 seconds.
Wed
NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft.
Wed Night
NE winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 8 ft.
Thu
NE winds 15 to 20 kt with gusts up to 30 kt. Seas 7 to 9 ft, building to 9 to 11 ft in the afternoon.
Thu Night
NE winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Gusts up to 35 kt. Seas 10 to 11 ft. A chance of showers.



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1045 AM EDT Sun Sep 20 2026
 
 

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