Island Beach State Park 5-Day Forecast Summary
Here's how the next 5 days are shaping up at Island Beach State Park, New Jersey. Each day is rated based on breaking wave height, swell period, and wind — updated hourly from the latest NOAA GFS run.
Sat, May 16: 2–3ft, 10s period, rated Poor. First light looks cleanest — 2-3ft on E swell at 10s with glassy conditions. Wind fills in through the day, pushing up to 24mph from the S and dropping conditions to poor.
Sun, May 17: 2–3ft, 8s period, rated Fair. Dawn patrol is the move — 2-3ft on SSE swell at 7s with 10mph from the WSW. The SSE wind kicks in by afternoon — 16mph and poor by then.
Mon, May 18: 1–2ft, 8s period, rated Poor. Get out early for the best of it — 2-3ft waves on S swell at 6s and light winds out of the W. Onshore flow builds through the day to 10mph, bringing conditions down to poor.
Tue, May 19: 1–2ft, 5s period, rated Poor. Early morning is your best window — 2-3ft waves on SE swell at 8s with 8mph from the SW. Onshore flow builds through the day to 12mph, bringing conditions down to poor.
Wed, May 20: 1–2ft, 6s period, rated Poor. A slow one — 1-2ft waves and poor conditions with 8mph SW winds. Winds do pick up a bit by the afternoon to 15mph.