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 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jupiter Inlet South Jetty sea temperature is
30.3°C
1.6° 

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 21 Sep 2026:

  • Best quality surf: Friday 25 Sep, 2AM (local time) - 3.5ft (1.1m), 11s period, NE swell with cross-offshore winds.
  • Most powerful swell: Sunday 27 Sep, 5AM (local time) - 7.5ft (2.3m), 12s period, NE swell with 1,380 kJ wave energy.
  • Next surfable swell (1★+): Thursday 24 Sep, 11PM (local time) - 3ft (0.9m), 12s 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 Thursday (Sep 24) at 11PM. The primary swell is predicted to be 0.9m and 12s period with a secondary swell of 0.6m and 4s. Another secondary swell of 0.5m and 4s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Jupiter Inlet South Jetty in the next 16 days are 2.3m 12s and forecast to arrive on Sunday (Sep 27) at 5AM. 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 5s period and expected on Wednesday (Sep 23) at 8AM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Thu 24th Sep)3ft (0.9m) 12s
Best Surf 2AM (Fri 25th Sep)3.5ft (1.1m) 11s
Most Powerful 5AM (Sun 27th Sep)7.5ft (2.3m) 12s

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


Short Range Forecast

Heavy rain (total 40mm), heaviest during Mon night. Warm (max 28°C on Mon afternoon, min 25°C on Mon night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 16mm), heaviest on Thu afternoon. Warm (max 28°C on Fri afternoon, min 25°C on Thu night). Wind will be generally light.

Mon
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
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
2
0
1
1
0
1
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)
0.2
NNE
9
0.5
NE
8
0.5
NE
7
0.4
NE
7
0.4
NE
7
0.4
NE
7
0.3
NE
7
0.9
SE
5
0.4
NE
7
0.4
NE
10
1.1
NE
11
1.8
NE
12
2
NE
12
2.1
NE
12
2.1
NE
11
2.1
NE
11
2.2
NE
12
2.3
NE
11
2.2
NE
11
2
NE
12
Wave Graph
Metric surfscale
Energy kJ
8
31
27
13
13
18
10
31
17
27
320
913
1094
1160
1106
1132
1313
1264
1204
1052
Wind (km/h)
15
SE
20
S
5
SSE
10
ESE
15
SSW
10
ENE
10
E
10
SSE
10
NNW
10
NE
15
NW
25
N
25
N
20
N
20
NE
20
NNE
15
NE
20
NE
20
NE
15
ENE
Wind State
cross-on
cross
glassy
on
cross-off
cross-on
on
cross
cross-off
cross-on
cross-off
cross
cross
cross
cross-on
cross
cross-on
cross-on
cross-on
cross-on
High Tide
5:27PM0.81m
5:38AM0.80m
6:18PM0.85m
6:32AM0.85m
7:03PM0.90m
7:20AM0.90m
7:44PM0.93m
8:05AM0.96m
8:23PM0.96m
8:49AM1.01m
9:02PM0.98m
9:32AM1.04m
9:42PM0.98m
Low Tide
11:28PM0.43m
11:45AM0.31m
00:13AM0.37m
12:30PM0.27m
00:54AM0.29m
1:12PM0.23m
1:32AM0.21m
1:52PM0.20m
2:10AM0.14m
2:33PM0.18m
2:48AM0.09m
3:14PM0.18m
3:28AM0.05m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
clear
rain showers
rain showers
rain showers
rain showers
clear
thunderstorm
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:07
7:09
7:09
7:09
7:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:17
7:16
7:15
7:14
7:13
7:12
7:10
 mm
7
9
1
3
7
4
4
4
1
4
1
1
2
4
3
1
3
2
Temp °C
28
27
28
28
28
26
26
26
26
27
27
27
28
27
27
27
27
27
26
27
Feels °C
31
29
32
30
30
29
29
28
29
30
30
26
27
28
27
27
27
27
26
26
  • 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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