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Surf Forecasts:
Navy Island surfForecast / Jamaica / Jamaica
48hr Weather and Surf, issued 6 am Monday 20 Apr 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
27.8° C
(Which is normal for this time of year)How big are the waves at Navy Island today?
The current surf forecast for Navy Island at 9AM is: 0.5m 7s primary swell from a East direction and 0.4m 7s secondary swell from a Northeast direction (forecast issued at 06:00am April 20). The wind direction is predicted to be cross-onshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 1.5ft (0.5m) | 7s |
| Afternoon (20 Apr) | 1.5ft (0.4m) | 7s |
| Evening (20 Apr) | 1.5ft (0.4m) | 7s |
Table - waves today at Navy Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | Thu 23 | |||||||||||||||||||||
| 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 | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 7 | 6 | 6 | 7 | 6 | 7 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 18 | 18 | 26 | 17 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 14 | 15 | 18 | 51 | 72 | 79 | 70 | 70 | 55 | 46 | 49 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | cross- on | cross- on | cross | glass | glass | glass | glass | cross- on | on | on | glass | on | cross- on | on | on | cross- on | on | on | cross- on | cross- on | cross- on |
High Tide / height (m) | 10:47AM 0.17 | 12:25AM 0.35 | 12:03PM 0.15 | 1:38AM 0.33 | 1:53PM 0.15 | |||||||||||||||||||
Low Tide / height (m) | 6:28AM 0.11 | 4:46PM 0.03 | 7:55AM 0.10 | 5:50PM 0.05 | 9:18AM 0.10 | 7:16PM 0.08 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thu 23 | |||||||||||||||||||||
| Sunrise | - | 5:46 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:23 | - | - | - | - | - | - | - | 6:23 | - | - | - |
 |  | |  | | | |  |  | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | 1 | - | - | - | 1 | 1 | - | 1 | 2 | 3 | 4 | 4 | 2 | 1 | 1 | 1 |
| Temp. °C | 25 | 25 | 28 | 28 | 27 | 26 | 25 | 25 | 24 | 25 | 28 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 24 | 25 |
| Feels °C (?) | 28 | 27 | 30 | 30 | 29 | 29 | 29 | 29 | 27 | 28 | 30 | 28 | 30 | 30 | 27 | 27 | 27 | 26 | 27 | 28 | 28 | 27 | 26 | 27 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Navy Island surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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