Last Update: 104 PM EDT Tue Jul 15 2025
For More Weather Information:
13NM SW Hyannis MA
Marine Zone Forecast
This Afternoon
SW winds around 10 kt. Seas around 2 ft. Wave detail: SW 1 foot at 3 seconds and E 1 foot at 6 seconds. Patchy fog. Vsby 1 nm or less.
Tonight
SW winds 5 to 10 kt. Seas around 2 ft. Wave detail: SW 1 foot at 3 seconds and E 1 foot at 6 seconds. Patchy fog. Vsby 1 to 3 nm, decreasing to 1 nm or less after midnight.
Wed
SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave detail: SW 2 ft at 3 seconds and E 1 foot at 6 seconds. Patchy fog in the morning with vsby 1 nm or less.
Wed Night
SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave detail: SW 2 ft at 3 seconds and E 1 foot at 6 seconds.
Thu And Thu Night
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave detail: SW 3 ft at 4 seconds and SE 1 foot at 7 seconds.
Fri Through Sat Night
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: SW 3 ft at 5 seconds and NE 2 ft at 3 seconds.
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.
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.
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.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaRADAR & SATELLITE IMAGES
