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Surf Forecasts:
St Joe s Island surfForecast / Texas / USA
48hr Weather and Surf, issued 6 am Friday 20 Mar 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
19.5° C
(Which is normal for this time of year)How big are the waves at St Joe s Island today?
The current surf forecast for St Joe s Island at 1PM is: 0.6m 4s primary swell from a Southeast direction and 0.1m 8s secondary swell from a Southeast direction, 0.1m 8s secondary swell from a Southeast direction (forecast issued at 06:00am March 20). The wind direction is predicted to be cross-onshore.
| Time (CDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Mar) | 2ft (0.6m) | 5s |
| Afternoon (20 Mar) | 1.5ft (0.5m) | 4s |
| Evening (20 Mar) | 3.5ft (1.0m) | 4s |
Table - waves today at St Joe s Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | Mon 23 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 4 | 4 | 5 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 7 | 13 | 14 | 16 | 11 | 26 | 52 | 78 | 66 | 53 | 42 | 36 | 42 | 57 | 70 | 66 | 53 | 53 | 43 | 43 | 44 | 49 | 49 | 48 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 4:23AM 0.42 | 3:46PM 0.30 | 5:48AM 0.44 | 3:33PM 0.32 | 7:42AM 0.46 | 3:11PM 0.36 | ||||||||||||||||||
Low Tide / height (m) | 11:01AM 0.19 | 10:15PM -0.01 | 12:02PM 0.27 | 11:07PM -0.08 | 1:10PM 0.34 | 12:07AM -0.12 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Mon 23 | |||||||||||||||||||||
| Sunrise | - | - | 7:31 | - | - | - | - | - | - | - | 7:31 | - | - | - | - | - | - | - | 7:30 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 7:38 | - | - | - | - | - | - | - | 7:38 | - | - | - | - | - | - | - | 7:39 | - | - |
 | |  | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 20 | 20 | 21 | 21 | 20 | 20 | 20 | 19 | 20 | 21 | 21 | 21 | 21 | 20 |
| Feels °C (?) | 17 | 18 | 18 | 19 | 18 | 17 | 16 | 17 | 17 | 17 | 18 | 18 | 19 | 18 | 17 | 17 | 18 | 17 | 18 | 19 | 18 | 18 | 19 | 18 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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