Hazardous marine condition(s):
Storm Warning
ANZ200-260000-
703 AM EDT Fri Sep 25 2026
.Synopsis for Massachusetts and Rhode Island coastal waters...
Large high pres will remain anchored in the vicinity of Quebec right
into this weekend. At the same time, a slow moving and intensifying
nor'easter will linger near srn New England. While its exact track
and timing remains uncertain, dangerous conditions are expected for
mariners Fri through this weekend. Peak NE wind gusts of 35 to 60 kt
with maximum seas of 15-25 feet across the open waters are expected.
Mariners should keep up to date with the latest forecasts and be
prepared to return to port.
$$
ANZ254-260000- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 703 AM EDT Fri Sep 25 2026 STORM WARNING IN EFFECT THROUGH SATURDAY EVENING TODAY NE winds 25 to 35 kt with gusts up to 50 kt. Seas 9 to 13 ft, building to 11 to 15 ft this afternoon. Wave Detail: E 13 ft at 11 seconds and N 4 ft at 4 seconds, becoming E 14 ft at 12 seconds and N 9 ft at 6 seconds. A chance of rain this morning, then rain likely this afternoon. Patchy fog this afternoon with vsby 1 to 3 NM. TONIGHT NE winds 30 to 35 kt with gusts up to 60 kt. Seas 12 to 17 ft. Wave Detail: E 16 ft at 12 seconds and NE 9 ft at 8 seconds. Patchy fog. Rain likely. Vsby 1 to 3 NM in the evening. SAT NE winds 25 to 30 kt with gusts up to 55 kt. Seas 12 to 17 ft. Wave Detail: E 16 ft at 11 seconds and N 7 ft at 8 seconds. Patchy fog. Rain. Vsby 1 to 3 NM. SAT NIGHT E winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 50 kt. Seas 10 to 14 ft, subsiding to 9 to 12 ft after midnight. Wave Detail: E 13 ft at 11 seconds and NE 11 ft at 10 seconds, becoming E 11 ft at 10 seconds and S 7 ft at 10 seconds. Rain. Patchy fog in the evening. Vsby 1 to 3 NM. SUN E winds 15 to 20 kt with gusts up to 45 kt. Seas 7 to 10 ft, subsiding to 6 to 8 ft in the afternoon. Wave Detail: NE 9 ft at 10 seconds and S 7 ft at 10 seconds, becoming NE 8 ft at 9 seconds and S 6 ft at 10 seconds. Rain. SUN NIGHT NE winds 20 to 25 kt with gusts up to 40 kt, becoming E 15 to 20 kt with gusts up to 30 kt after midnight. Seas 5 to 8 ft. Wave Detail: NE 8 ft at 9 seconds and S 4 ft at 8 seconds. Rain. MON E winds 10 to 15 kt with gusts up to 25 kt. Seas 5 to 7 ft. Rain likely. MON NIGHT N winds around 10 kt. Seas 4 to 6 ft. A chance of showers. TUE AND TUE NIGHT NW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt. Seas 4 to 6 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ254-260000- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 703 AM EDT Fri Sep 25 2026 STORM WARNING IN EFFECT THROUGH SATURDAY EVENING TODAY NE winds 25 to 35 kt with gusts up to 50 kt. Seas 9 to 13 ft, building to 11 to 15 ft this afternoon. Wave Detail: E 13 ft at 11 seconds and N 4 ft at 4 seconds, becoming E 14 ft at 12 seconds and N 9 ft at 6 seconds. A chance of rain this morning, then rain likely this afternoon. Patchy fog this afternoon with vsby 1 to 3 NM. TONIGHT NE winds 30 to 35 kt with gusts up to 60 kt. Seas 12 to 17 ft. Wave Detail: E 16 ft at 12 seconds and NE 9 ft at 8 seconds. Patchy fog. Rain likely. Vsby 1 to 3 NM in the evening. SAT NE winds 25 to 30 kt with gusts up to 55 kt. Seas 12 to 17 ft. Wave Detail: E 16 ft at 11 seconds and N 7 ft at 8 seconds. Patchy fog. Rain. Vsby 1 to 3 NM. SAT NIGHT E winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 50 kt. Seas 10 to 14 ft, subsiding to 9 to 12 ft after midnight. Wave Detail: E 13 ft at 11 seconds and NE 11 ft at 10 seconds, becoming E 11 ft at 10 seconds and S 7 ft at 10 seconds. Rain. Patchy fog in the evening. Vsby 1 to 3 NM. SUN E winds 15 to 20 kt with gusts up to 45 kt. Seas 7 to 10 ft, subsiding to 6 to 8 ft in the afternoon. Wave Detail: NE 9 ft at 10 seconds and S 7 ft at 10 seconds, becoming NE 8 ft at 9 seconds and S 6 ft at 10 seconds. Rain. SUN NIGHT NE winds 20 to 25 kt with gusts up to 40 kt, becoming E 15 to 20 kt with gusts up to 30 kt after midnight. Seas 5 to 8 ft. Wave Detail: NE 8 ft at 9 seconds and S 4 ft at 8 seconds. Rain. MON E winds 10 to 15 kt with gusts up to 25 kt. Seas 5 to 7 ft. Rain likely. MON NIGHT N winds around 10 kt. Seas 4 to 6 ft. A chance of showers. TUE AND TUE NIGHT NW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt. Seas 4 to 6 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$