Jupiter Inlet South Jetty Surf Break

Lat Long: 26.94° N 80.07° W

Jupiter Inlet South Jetty Surf Forecast and Surf Report

Issued: 1 pm 08 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jupiter Inlet South Jetty sea temperature is
30.4°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 8 Sep 2026:

  • Most powerful swell: Wednesday 9 Sep, 2PM (local time) - 3.5ft (1.1m), 8s period, NE swell with 153 kJ wave energy.

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

The most powerful waves expected at Jupiter Inlet South Jetty in the next 16 days are 1.1m 8s and forecast to arrive on Wednesday (Sep 09) at 2PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Friday (Sep 11) at 8AM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 2PM (Wed 9th Sep)3.5ft (1.1m) 8s

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


The Lowdown

Alright, let’s talk about the next couple of weeks at Jupiter Inlet South Jetty. Honestly, it’s a bit of a flat spell we’re looking at. There’s no surf on the table right now, and we’re staring down a long stretch of small, messy conditions. If you’re desperate for a paddle, you’re going to be disappointed for a while.

The water temp is sitting at 87°F, which is a touch warmer than usual for this time of year—nothing crazy, but you’ll notice it’s a bit bath-like.

Tuesday afternoon kicks things off with a tiny 1ft NE windswell, but it’s lined up with an onshore ESE breeze and the energy is weak (44). Not worth getting wet. That sets the tone for the next week and a half—nothing but tiny, weak, and mostly onshore or cross-onshore junk.

We do see a slight bump mid-week, Wednesday the 9th and Thursday the 10th, with waist-high at best 3-3ft NE swell, but the period is short, around 8 seconds, and the wind is on it. The combined energy is still weak to moderate (126-138), and the surf is just poor. A couple of small windows Thursday morning with lighter ESE wind might offer something rideable, but don’t expect any glory.

From Friday the 11th through the weekend and into Monday the 14th, it drops back down—swell heights under 2ft, periods dropping to 4-7 seconds, and the energy numbers fall into the teens and twenties. That’s barely a ripple. The jetty’s just going to be a lake.

We’ve got a long, flat, boring gap here. Don’t even bother checking the cam until around Wednesday the 16th. Even then, we’re only seeing 3-3ft from the east, with short 5-second periods and a persistent onshore wind. It’s still poor surf, and the energy is weak (up to 51). Nothing to get excited about.

The following week—from the 17th through the 19th—it’s more of the same. East-southeast swells in the 2-3ft range, short period, onshore breezes. It’s all just wind chop and texture. If you’re a kiter, maybe it looks more interesting than for a surfer, honestly.

Toward the end of the window—Monday the 21st and Tuesday the 22nd—the wind finally swings offshore out of the northwest, which will clean things up. But the swell is still tiny, only 1-3ft, with a short period. The jetty might look glassy, but there’s just not enough push to make it fun.

The final days, the 23rd, show a little more promise with a moderate offshore west wind, but the surf is still just 1-2ft, and everything is too weak to be considered decent.

So, bottom line: there’s no standout session on offer here. This is a full two-week stretch without a single day that gets the heart racing. The only thing you can count on is the water being warm. If you absolutely have to get in, the cleanest looks are the 21st through 23rd with the offshore wind, but keep your expectations low—it’s not going to be a day for the memory bank.

Rusty out.

Short Range Forecast

Moderate rain (total 15mm), heaviest on Tue night. Warm (max 30°C on Wed afternoon, min 28°C on Wed night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Fri night. Warm (max 30°C on Fri afternoon, min 28°C on Fri night). Wind will be generally light.

Tue
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
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
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)
0.4
NE
11
0.6
NNE
7
0.9
NNE
8
1
NE
8
0.9
NE
8
0.8
NE
8
0.6
NE
7
0.7
NE
7
0.5
NE
7
0.3
NE
10
0.3
NE
9
0.5
SE
4
0.4
ESE
4
0.5
SE
4
0.2
ESE
9
0.2
ENE
9
0.2
ENE
9
0.2
ENE
9
0.2
ENE
8
0.5
E
4
Wave Graph
Metric surfscale
Energy kJ
30
41
123
132
104
82
38
48
21
14
13
8
6
7
8
8
7
7
7
6
Wind (km/h)
15
ESE
10
SE
15
ESE
20
E
20
ESE
10
ESE
15
ESE
15
SSE
10
SE
20
ESE
15
SE
15
ESE
20
ESE
15
SE
20
ESE
20
ESE
15
SE
10
E
15
ENE
15
E
Wind State
on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
on
on
on
High Tide
7:19PM0.96m
7:36AM0.97m
8:07PM1.00m
8:28AM1.01m
8:51PM1.01m
9:15AM1.04m
9:33PM1.01m
10:00AM1.04m
10:13PM0.99m
10:42AM1.02m
10:52PM0.96m
11:24AM0.98m
11:31PM0.92m
Low Tide
1:04AM0.14m
1:28PM0.04m
1:53AM0.07m
2:17PM0.04m
2:39AM0.02m
3:02PM0.06m
3:22AM0.01m
3:46PM0.10m
4:05AM0.02m
4:29PM0.16m
4:47AM0.06m
5:11PM0.23m
thunderstorm
thunderstorm
part cloud
part cloud
clear
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
part cloud
clear
clear
clear
clear
rain showers
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:03
7:03
7:03
7:03
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:32
7:31
7:30
7:29
7:28
7:27
7:25
 mm
1
10
2
2
1
1
Temp °C
29
29
29
30
28
29
30
29
30
30
29
29
30
29
29
30
29
29
29
28
Feels °C
32
32
32
32
31
33
33
32
34
32
31
32
32
32
31
32
32
33
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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