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Surf Forecasts:
Navy Island surfForecast / Jamaica / Jamaica
48hr Weather and Surf, issued 6 pm Monday 18 May 2026 ESTForecast update in hr min s Forecast update imminent
Navy Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Navy Island sea temperature is
28.6° C
(Which is slightly warmer than usual)How big are the waves at Navy Island today?
The current surf forecast for Navy Island at 12AM is: 0.9m 8s primary swell from a East-southeast direction and 0.5m 5s secondary swell from a Northeast direction (forecast issued at 06:00pm May 18). The wind direction is predicted to be cross-shore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | - | - |
| Afternoon (19 May) | 3ft (0.9m) | 8s |
| Evening (19 May) | 3ft (0.9m) | 8s |
Table - waves today at Navy Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 29°C on Mon afternoon, min 25°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | |
125 | 125 | 101 | 101 | 309 | 284 | 243 | 119 | 116 | 113 | 89 | 226 | 107 | 202 | 94 | 94 | 137 | 257 | 264 | 264 | 116 | 87 | 87 | 116 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | |
High Tide | 11:12PM0.38m | 10:55AM0.16m | 00:12AM0.37m | 12:18PM0.16m | 1:13AM0.35m | |||||||||||||||||||
Low Tide | 3:42PM-0.00m | 6:26AM0.09m | 4:39PM0.03m | 7:34AM0.09m | 5:46PM0.06m | 8:36AM0.09m | ||||||||||||||||||
 |  |  | | | | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — |
 | 6:31 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | 6:34 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 29 | 26 | 26 | 26 | 26 | 27 | 29 | 29 | 29 | 27 | 26 | 26 | 25 | 27 | 29 | 29 | 28 | 26 | 26 | 26 | 25 | 27 | 29 | 29 |
30 | 28 | 28 | 28 | 28 | 28 | 30 | 29 | 30 | 29 | 28 | 28 | 26 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 26 | 28 | 29 | 29 | |
Swell 1 Height (m) Direction Period (s) | NE 5 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | NE 6 | ENE 6 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | NE 7 | NE 7 | NE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | NE 8 |
 kJ | 13 | 125 | 101 | 101 | 101 | 122 | 119 | 21 | 28 | 113 | 89 | 110 | 107 | 92 | 13 | 13 | 25 | 137 | 113 | 116 | 116 | 87 | 87 | 15 |
Swell 2 Height (m) Direction Period (s) | E 10 | NE 5 | NE 5 | NE 5 | NE 7 | NE 7 | NE 6 | — | — | ENE 7 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | — | — | — | ENE 8 | ENE 8 | NE 8 | ENE 8 | ENE 8 | NE 8 | — |
| kJ | 2 | 13 | 13 | 13 | 12 | 11 | 10 | — | — | 36 | 41 | 39 | 21 | 21 | — | — | — | 39 | 43 | 31 | 24 | 24 | 15 | — |
Swell 3 Height (m) Direction Period (s) | NE 10 | E 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 8 | — | — | — | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | — | — | ESE 8 | — | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | — | — | — | ESE 8 |
| kJ | 125 | — | — | — | 309 | 284 | 243 | 119 | 116 | — | — | 226 | — | 202 | 94 | 94 | 137 | 257 | 264 | 264 | — | — | — | 116 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 830 | 970 | 648 | 20 | 20 | 413 | 854 | 970 | 970 | 413 | 20 | 20 | 20 | 97 | 690 | 1074 | 970 | 1074 | 632 | 20 | 20 | 20 | 812 | 813 |
Best forecast wave conditions in Jamaica | ||||||||||||||||||||||||
Best forecast wave conditions in Jamaica | ||||||||||||||||||||||||
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