Jupiter Inlet South Jetty Surf Break

Lat Long: 26.94° N 80.07° W

Jupiter Inlet South Jetty Surf Forecast and Surf Report

Issued: 7 pm 12 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jupiter Inlet South Jetty sea temperature is
30.3°C
1.4° 

Jupiter Inlet South Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Jupiter Inlet South Jetty surf forecast from 13 Sep 2026:

  • Best quality surf: Friday 18 Sep, 8AM (local time) - 3ft (0.9m), 8s period, NE swell with cross-offshore winds.
  • Most powerful swell: Wednesday 16 Sep, 2PM (local time) - 5ft (1.6m), 8s period, NNE swell with 318 kJ wave energy.
  • Next surfable swell (1★+): Friday 18 Sep, 8AM (local time) - 3ft (0.9m), 8s period with NE swell.

Best Forecast Surf Conditions for Jupiter Inlet South Jetty this week:

The surf forecast for Jupiter Inlet South Jetty over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Sep 18) at 8AM. The primary swell is predicted to be 0.9m and 8s period with a secondary swell of 0.7m and 5s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Jupiter Inlet South Jetty in the next 16 days are 1.6m 8s and forecast to arrive on Wednesday (Sep 16) at 2PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 4s period and expected on Sunday (Sep 13) at 2PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Fri 18th Sep)3ft (0.9m) 8s
Best Surf 8AM (Fri 18th Sep)3ft (0.9m) 8s
Most Powerful 2PM (Wed 16th Sep)5ft (1.6m) 8s

Table - best surf conditions forecast for Jupiter Inlet South Jetty over the next 16 days.


Short Range Forecast

Heavy rain (total 22mm), heaviest during Mon afternoon. Warm (max 29°C on Sat night, min 27°C on Sun morning). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 34mm), heaviest during Thu night. Warm (max 29°C on Fri afternoon, min 26°C on Wed night). Wind will be generally light.

Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
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
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
SE
4
0.2
ESE
9
0.2
E
9
0.2
ENE
9
0.2
ENE
8
0.2
ENE
8
0.2
E
8
0.2
E
8
0.2
ENE
10
0.9
NE
5
1.5
NNE
8
1.5
NNE
8
1.3
NNE
8
1.2
NE
8
1.1
NE
8
1
NE
8
0.9
NE
8
0.8
NE
8
0.8
NE
8
Wave Graph
Metric surfscale
Energy kJ
7
7
8
7
7
7
6
5
9
35
253
285
193
173
163
135
100
97
78
Wind (km/h)
10
S
5
W
15
ESE
15
S
10
S
10
ESE
5
SSE
10
ENE
20
NE
20
ENE
25
ENE
25
NE
20
ENE
15
ENE
15
ENE
10
SE
5
S
5
SE
15
SSW
Wind State
cross
glassy
on
cross
cross
on
cross-on
on
cross-on
on
cross-on
cross-on
on
on
cross-on
cross-on
cross
cross-on
cross-off
High Tide
10:13PM0.99m
10:42AM1.02m
10:52PM0.96m
11:24AM0.98m
11:31PM0.92m
12:05PM0.93m
00:11AM0.87m
12:47PM0.87m
00:53AM0.83m
1:33PM0.83m
1:40AM0.79m
2:26PM0.79m
2:33AM0.77m
Low Tide
4:05AM0.02m
4:29PM0.16m
4:47AM0.06m
5:11PM0.23m
5:29AM0.13m
5:54PM0.30m
6:13AM0.21m
6:40PM0.37m
7:01AM0.28m
7:30PM0.43m
7:57AM0.34m
8:29PM0.48m
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
7:05
7:05
7:05
7:05
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:28
7:27
7:25
7:24
7:23
7:22
7:21
 mm
2
3
1
1
5
6
4
6
4
4
5
3
2
5
3
2
6
Temp °C
29
28
29
29
29
29
29
28
29
28
27
27
27
27
28
28
28
29
28
Feels °C
32
32
32
32
33
32
32
31
30
29
28
27
27
29
30
31
31
31
30
  • 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 Jupiter Inlet South Jetty Surf forecast

The above surf forecast table for Jupiter Inlet South Jetty provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Jupiter Inlet South Jetty can be found by selecting the local surf guide option on the grey menu. Our Jupiter Inlet South Jetty 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 (Jupiter Inlet South Jetty) 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 Jupiter Inlet South Jetty 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.

Jupiter Inlet South Jetty is 3 km (2 miles) from Jupiter. If you plan a vacation in South Florida, look for hotels and other accommodation in Jupiter. Jupiter has rooms for a wide range of budgets as well as car hire and transport links.

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