St Joe s Island Surf Break

Lat Long: 27.84° N 97.04° W

St Joe s Island 48 hour detailed Surf Forecast

Issued: 6 pm 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's St Joe s Island sea temperature is
30.0°C
1.8° 

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 (21 Sep):

  • Afternoon surf: Afternoon surf (21 Sep, local time) - 1.5ft (0.5m), 5s period with E swell.
  • Evening surf: Evening surf (21 Sep, local time) - 2.5ft (0.7m), 4s period with ESE swell.

The current surf forecast for St Joe s Island at 11PM is: 0.8m 4s primary swell from a East-southeast direction (forecast issued at 06:00pm September 21). The wind direction is predicted to be onshore.

Time (CDT) & DateWave HeightWave Period
Morning (21 Sep)--
Afternoon (21 Sep)1.5ft (0.5m)5s
Evening (21 Sep)2.5ft (0.7m)4s

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


Short Range Forecast

Mostly dry. Warm (max 30°C on Mon afternoon, min 29°C on Mon night). Wind will be generally light.

Mon
21
Tuesday
22
Wednesday
23
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
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
E
5
0.6
ESE
5
0.8
ESE
4
0.7
ESE
4
0.7
ESE
4
0.5
ESE
4
0.4
ESE
4
0.4
ESE
4
0.4
ESE
4
0.5
E
4
0.5
E
4
0.4
ESE
4
0.4
ESE
4
0.4
ESE
4
0.4
ESE
4
0.5
E
4
0.7
E
4
0.9
ESE
4
0.9
ESE
5
Wave Graph
Metric surfscale
Energy kJ
14
20
17
16
16
10
7
7
6
7
7
5
6
6
6
9
16
31
37
Wind (km/h)
20
ESE
25
ESE
25
SE
25
SE
20
SE
10
SE
10
E
20
E
20
E
20
ESE
25
ESE
20
SE
15
SE
15
E
20
E
25
E
25
E
25
E
25
ESE
Wind State
on
on
on
cross-on
cross-on
on
on
cross-on
on
on
on
cross-on
on
on
cross-on
cross-on
on
on
on
High Tide
2:47AM0.54m
4:27AM0.54m
8:20AM0.53m
3:07AM0.52m
11:25AM0.52m
Low Tide
5:57PM0.13m
3:49AM0.54m
6:46AM0.52m
6:47PM0.13m
7:17AM0.49m
7:33PM0.16m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:25
7:24
7:22
 mm
Temp °C
30
30
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
Feels °C
31
31
30
30
31
33
33
31
30
29
30
31
32
32
31
30
29
29
30
  • 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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