Surf Forecasts:
St Joe s Island surf forecast from 7 Sep 2026:
- Most powerful swell: Saturday 12 Sep, 1AM (local time) - 4ft (1.2m), 5s period, SSE swell with 74 kJ wave energy.
Best Forecast Surf Conditions for St Joe s Island this week:
The most powerful waves expected at St Joe s Island in the next 16 days are 1.2m 5s and forecast to arrive on Saturday (Sep 12) at 1AM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (CDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 1AM (Sat 12th Sep) | 4ft (1.2m) 5s |
Table - best surf conditions forecast for St Joe s Island over the next 16 days.
Short Range ForecastMostly dry. Warm (max 30°C on Sun afternoon, min 28°C on Sun night). Mainly fresh winds. | Days 5-7 Weather SummarySome drizzle, heaviest during Fri morning. Warm (max 29°C on Wed afternoon, min 28°C on Wed night). Winds increasing (light winds from the SSW on Thu morning, fresh winds from the S by Fri night). | |||||||||||||||||||
Sun 6 | Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SE 4 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SE 4 | SE 4 | SSE 5 | SE 5 | SE 5 | SE 5 | SE 5 | SE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 |
Wave Graph  | ||||||||||||||||||||
 kJ | 5 | 7 | 10 | 8 | 20 | 13 | 10 | 20 | 15 | 12 | 17 | 28 | 16 | 41 | 41 | 29 | 74 | 37 | 27 | 59 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | cross-on | cross | on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 2:32AM0.61m | 8:06AM0.57m | 3:10AM0.59m | 11:10AM0.55m | 3:42AM0.55m | 12:33PM0.55m | 4:09AM0.51m | 1:48PM0.54m | 4:28AM0.47m | 3:02PM0.53m | 4:10AM0.44m | 4:21PM0.53m | ||||||||
Low Tide | 5:36PM-0.05m | 6:48AM0.56m | 6:38PM-0.04m | 7:26AM0.53m | 7:35PM-0.01m | 8:07AM0.48m | 8:29PM0.05m | 8:48AM0.41m | 9:20PM0.13m | 9:28AM0.34m | 10:10PM0.21m | 10:08AM0.27m | 11:00PM0.30m | |||||||
 |  | | | | | | |  | | | | | |  | | | | | | |
 | — | — | 7:09 | — | — | 7:09 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:11 | — | — |
 | 7:43 | — | — | 7:42 | — | — | 7:40 | — | — | 7:39 | — | — | 7:38 | — | — | 7:37 | — | — | 7:36 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Temp °C | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 |
Feels °C | 32 | 31 | 32 | 31 | 31 | 33 | 32 | 28 | 33 | 31 | 30 | 33 | 31 | 31 | 32 | 30 | 30 | 31 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | SSE 4 | E 8 | E 8 | SSE 4 | SE 8 | SE 8 | SSE 5 | SE 8 | SE 8 | SE 5 | SSE 6 | — | SE 5 | SE 8 | SE 8 | SE 8 | SE 9 | ESE 9 |
| kJ | 1 | 1 | 10 | 1 | 1 | 13 | 2 | 2 | 15 | 2 | 2 | 28 | 3 | — | 31 | 2 | 3 | 3 | 3 | 8 |
Swell 2 Height (m) Direction Period (s) | — | — | SE 6 | E 8 | — | E 8 | — | — | SE 8 | SE 8 | — | E 7 | ESE 8 | — | SE 8 | — | — | — | — | — |
| kJ | — | — | 1 | 1 | — | 1 | — | — | 2 | 2 | — | 1 | 6 | — | 3 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | E 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 4 | SSE 4 | SSW 4 | SSE 4 | SSE 4 | — | SE 4 | SE 4 | — | SE 5 | SE 5 | — | SE 5 | SE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 |
| kJ | 5 | 7 | 6 | 8 | 20 | — | 10 | 20 | — | 12 | 17 | — | 16 | 41 | 41 | 29 | 74 | 37 | 27 | 59 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 1061 | 1163 | 1061 | 1056 | 1163 | 1056 | 1056 | 1159 | 1056 | 1061 | 1161 | 1056 | 195 | 1163 | 1056 | 1056 | 1082 | 1056 | 1061 | 1164 |
Best forecast wave conditions in Texas | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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Information about the St Joe s Island Surf forecast
The above surf forecast table for St Joe s Island provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at St Joe s Island can be found by selecting the local surf guide option on the grey menu. Our St Joe s Island 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 (St Joe s Island) 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 St Joe s Island 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.
St Joe s Island is 21 km (13 miles) from Rockport - Arkansas County. If you plan a vacation in Texas, look for hotels and other accommodation in Rockport - Arkansas County. Rockport - Arkansas County has rooms for a wide range of budgets as well as car hire and transport links.
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