San Juan 5-Day Forecast Summary
Here's how the next 5 days are shaping up at San Juan, Puerto Rico. Each day is rated based on breaking wave height, swell period, and wind — updated hourly from the latest NOAA GFS run.
Wed, Jun 24: 2–2ft, 6s period, rated Poor. A slow one — 1-2ft waves and poor conditions with calm winds.
Thu, Jun 25: 1–1ft, 6s period, rated Poor. Not the most exciting day — 1ft and poor conditions with 8mph ESE winds. Winds do pick up a bit by the afternoon to 15mph.
Fri, Jun 26: 1–2ft, 5s period, rated Very Poor. Pretty quiet out there — 1ft and mostly poor with moderate E wind around 9mph. Winds do pick up a bit by the afternoon to 16mph.
Sat, Jun 27: 1–2ft, 8s period, rated Poor. First light looks cleanest — 2ft on ENE swell at 5s with light SE winds. Onshore flow builds through the day to 16mph, bringing conditions down to very poor.
Sun, Jun 28: 1–1ft, 5s period, rated Very Poor. Slim pickings today — 1ft and poor with gentle SE breeze. Expect the wind to bump up to around 15mph by PM.