Navy Island Surf Break

Lat Long: 18.19° N 76.45° W

Navy Island Surf Forecast and Surf Report

Issued: 12 am 09 Sep 2026 (local time)

Forecast update in  hr  min

Today's Navy Island sea temperature is
29.8°C
0.7° 

Navy Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Navy Island surf forecast from 9 Sep 2026:

  • Best quality surf: Friday 11 Sep, 1AM (local time) - 2.5ft (0.8m), 8s period, ESE swell with glassy winds.
  • Most powerful swell: Friday 11 Sep, 10PM (local time) - 5ft (1.5m), 8s period, ESE swell with 244 kJ wave energy.
  • Next surfable swell (1★+): Friday 11 Sep, 1AM (local time) - 2.5ft (0.8m), 8s period with ESE swell.

Best Forecast Surf Conditions for Navy Island this week:

The surf forecast for Navy Island over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Sep 11) at 1AM. The primary swell is predicted to be 0.8m and 8s period with a secondary swell of 0.5m and 7s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Navy Island in the next 16 days are 1.5m 8s and forecast to arrive on Friday (Sep 11) at 10PM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (EST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Fri 11th Sep)2.5ft (0.8m) 8s
Best Surf 1AM (Fri 11th Sep)2.5ft (0.8m) 8s
Most Powerful10PM (Fri 11th Sep)5ft (1.5m) 8s

Table - best surf conditions forecast for Navy Island over the next 16 days.


Short Range Forecast

Some drizzle, heaviest during Fri afternoon. Warm (max 31°C on Wed morning, min 27°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 5mm), mostly falling on Fri night. Warm (max 30°C on Sat morning, min 26°C on Sun night). Wind will be generally light.

Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
ESE
8
1.1
SE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.9
ESE
8
1.4
ESE
8
1
ESE
8
1.1
ESE
8
1
ESE
8
0.9
ESE
9
0.9
ESE
9
0.9
ESE
8
1.1
NE
7
0.8
ESE
8
0.9
ESE
8
1.1
NE
6
0.7
ESE
8
0.8
ESE
8
Wave Graph
Metric surfscale
Energy kJ
45
140
73
73
73
73
75
107
226
140
167
154
131
106
103
102
78
96
91
56
73
Wind (km/h)
15
E
20
ESE
10
ESE
20
ESE
20
ESE
5
SE
20
ESE
25
ESE
20
SE
25
ESE
20
ESE
20
ESE
15
ESE
10
E
10
SE
15
ESE
15
E
5
ENE
15
ESE
25
ESE
10
ESE
Wind State
cross-on
cross-on
cross
cross-on
cross-on
glassy
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
High Tide
7:42AM0.28m
8:07PM0.36m
8:26AM0.31m
8:41PM0.34m
9:09AM0.32m
9:12PM0.31m
9:51AM0.33m
9:41PM0.28m
10:34AM0.32m
10:09PM0.24m
11:20AM0.30m
10:33PM0.20m
12:12PM0.28m
10:52PM0.17m
Low Tide
1:36PM0.05m
2:28AM0.07m
2:24PM0.07m
2:58AM0.06m
3:11PM0.09m
3:26AM0.06m
3:59PM0.11m
3:53AM0.06m
4:51PM0.13m
4:20AM0.07m
5:52PM0.14m
4:49AM0.07m
7:17PM0.15m
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
rain showers
clear
clear
rain showers
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:52
5:52
5:52
5:52
5:52
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:13
6:12
6:10
6:09
6:09
6:08
6:07
 mm
1
2
2
1
3
Temp °C
31
30
28
31
31
28
31
30
28
30
30
28
30
30
27
30
30
28
30
30
28
Feels °C
32
31
31
32
32
32
32
31
30
31
32
30
32
33
31
32
32
32
32
31
31
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Navy Island Surf forecast

The above surf forecast table for Navy Island provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Navy Island can be found by selecting the local surf guide option on the grey menu. Our Navy Island surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Navy Island) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Navy Island may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Jamaica? If you are looking for accommodation near Navy Island, camping, hotels and holiday cottages in Jamaica, consider staying in Port Antonio which is 8 km (5 miles) away. Other places in and around Jamaica where you can find information about places to rent, and car hire include Rocky Point which is 39 km (24 miles) away, New Kingston, Half Way Tree and Kingston.

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