How this site works

Forecast guidance only. Not for navigation. Always check Meteorological Service of Jamaica advisories before going out.

Using the forecast

Ratings: GOOD generally comfortable · CAUTION rougher, take care · ALERT rough or risky. The "Why" line gives the main reason.
7-day outlook: covers 07:00–17:00 Jamaica time each day. Tap the gear icon to choose up to three banks; your choice is saved on your device. Days 4–7 are less certain.
Your bank: pick a bank on the map or from the list for its next 24 hours (or tomorrow 07:00–17:00), hour by hour.

Wind and gusts in knots (kt). Gusts are the strongest bursts expected.
Seas in feet (ft): the average wave height. Occasional waves can be bigger.
Wave period in seconds (s): the time between waves. Under about 6 s means a steeper, choppier ride.
Surface current in knots, with the direction it flows towards.
Swell in feet, with the direction it comes from.
Sea temperature in °F.
Rain in inches, with the peak chance of rain (%).
Comfort from 1 to 5, where 5 is calmest.
All times are Jamaica time.

Forecast data comes from Open-Meteo, with Visual Crossing as a backup. See Credits for full details, and our Privacy policy.