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Surf Forecasts:
St Joe s Island surfForecast / Texas / USA
48hr Weather and Surf, issued 6 am Monday 18 May 2026 CDTForecast update in hr min s Forecast update imminent
St Joe s Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's St Joe s Island sea temperature is
26.2° C
(Which is slightly warmer than usual)How big are the waves at St Joe s Island today?
The current surf forecast for St Joe s Island at 1PM is: 1.7m 7s primary swell from a Southeast direction (forecast issued at 06:00am May 18). The wind direction is predicted to be cross-onshore.
| Time (CDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6ft (1.8m) | 7s |
| Afternoon (18 May) | 5ft (1.6m) | 7s |
| Evening (18 May) | 6ft (1.9m) | 7s |
Table - waves today at St Joe s Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 21mm), heaviest during Mon night. Warm (max 26°C on Mon morning, min 24°C on Mon night). Winds decreasing (near gales from the ESE on Mon night, light winds from the SE by Tue night). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | |
351 | 325 | 344 | 309 | 285 | 301 | 381 | 421 | 440 | 301 | 277 | 231 | 211 | 235 | 273 | 248 | 231 | 237 | 194 | 215 | 184 | 147 | 135 | 128 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | cross-on | on | cross | on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | on | on | on | on | on | on | on | |
High Tide | 7:01AM0.59m | 8:03AM0.59m | 9:01AM0.57m | |||||||||||||||||||||
Low Tide | 10:51PM-0.25m | 11:52PM-0.23m | 00:54AM-0.19m | |||||||||||||||||||||
 |  | | |  |  |  |  |  | | | | | |  | | |  | | | | | | | |
 | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | 6:35 |
 | — | — | — | — | — | 8:12 | — | — | — | — | — | — | — | 8:12 | — | — | — | — | — | — | — | 8:13 | — | 8:13 |
— | — | — | — | — | — | — | 1 | 11 | — | — | — | — | — | — | — | — | 2 | 7 | — | — | — | — | — | |
Temp °C | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 24 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
24 | 24 | 25 | 27 | 27 | 26 | 26 | 23 | 16 | 23 | 25 | 27 | 27 | 26 | 26 | 24 | 27 | 29 | 27 | 27 | 27 | 27 | 27 | 26 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SE 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
 kJ | — | — | — | — | — | — | — | 421 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 |
| kJ | 351 | 325 | 344 | 309 | 285 | 301 | 381 | 336 | 440 | 301 | 277 | 231 | 211 | 235 | 273 | 248 | 231 | 237 | 194 | 215 | 184 | 147 | 135 | 128 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1056 | 1056 | 1056 | 1163 | 1163 | 1161 | 1082 | 1056 | 1056 | 1056 | 1056 | 1161 | 1161 | 1160 | 1089 | 1056 | 1056 | 1056 | 1056 | 1160 | 251 | 1161 | 1089 | 1056 |
Best forecast wave conditions in Texas | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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