St Joe s Island Surf Break

Lat Long: 27.84° N 97.04° W

St Joe s Island 48 hour detailed Surf Forecast

Issued: 12 am 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's St Joe s Island sea temperature is
29.9°C
1.4° 

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


How big are the waves at St Joe s Island today (16 Sep):

  • Morning surf: Morning surf (16 Sep, local time) - 1.5ft (0.5m), 5s period with SE swell.
  • Afternoon surf: Afternoon surf (16 Sep, local time) - 1.5ft (0.4m), 5s period with ESE swell.
  • Evening surf: Evening surf (16 Sep, local time) - 1.5ft (0.5m), 4s period with ESE swell.

The current surf forecast for St Joe s Island at 6AM is: 0.7m 5s primary swell from a Southeast direction and 0.6m 5s secondary swell from a Southeast direction, 0.2m 8s secondary swell from a East-southeast direction (forecast issued at 12:00am September 16). The wind direction is predicted to be cross-onshore.

Time (CDT) & DateWave HeightWave Period
Morning (16 Sep)1.5ft (0.5m)5s
Afternoon (16 Sep)1.5ft (0.4m)5s
Evening (16 Sep)1.5ft (0.5m)4s

Table - waves today at St Joe s Island. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 17mm), heaviest on Thu night. Warm (max 30°C on Wed afternoon, min 28°C on Tue night). Wind will be generally light.

Wednesday
16
Thursday
17
Friday
18
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
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
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
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SE
5
0.7
SE
5
0.6
SE
5
0.5
SE
5
0.5
SE
5
0.4
ESE
5
0.5
ESE
4
0.6
ESE
4
0.6
ESE
4
0.7
ESE
5
0.8
ESE
5
0.8
ESE
5
0.7
ESE
5
0.7
ESE
5
0.7
ESE
5
0.7
ESE
5
0.7
ESE
5
0.6
ESE
6
0.8
ESE
6
0.9
ESE
6
1.1
E
6
1
E
6
1
E
7
0.9
ESE
7
Wave Graph
Metric surfscale
Energy kJ
31
23
16
13
13
11
7
11
12
19
27
30
28
28
28
29
26
21
42
62
98
84
89
75
Wind (km/h)
20
SSE
20
SSE
10
SSE
10
ESE
15
ESE
20
ESE
15
ESE
20
ESE
20
ESE
15
ESE
10
ESE
10
E
15
E
15
E
20
E
20
ESE
20
ESE
20
SE
20
SE
20
ESE
15
E
20
E
25
E
20
E
Wind State
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
cross-on
cross-on
on
on
on
on
on
on
on
on
cross-on
cross-on
on
High Tide
2:48AM0.49m
10:05PM0.56m
11:22PM0.56m
1:09AM0.56m
Low Tide
1:59AM0.49m
12:48PM0.13m
1:45PM0.13m
00:17AM0.56m
2:52PM0.13m
clear
clear
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:13
7:13
7:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:31
7:30
7:29
 mm
1
2
1
2
1
1
1
2
2
3
1
Temp °C
29
28
28
28
29
29
30
30
29
29
29
29
29
29
29
29
29
29
29
29
29
30
29
29
Feels °C
32
31
32
32
32
31
33
33
31
32
33
33
32
31
31
31
31
31
31
30
30
29
29
29
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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