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Surf Forecasts:
Siesta surfForecast / Florida – Gulf / USA
48hr Weather and Surf, issued 12 pm Wednesday 10 Dec 2025 ESTForecast update in hr min s Forecast update imminent
Siesta surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Siesta sea temperature is
21.7° C
(Which is 1.4°C colder than average for this time of year)How big are the waves at Siesta today?
The current surf forecast for Siesta at 8PM is: 0.4m 3s primary swell from a Northwest direction (forecast issued at 12:00pm December 10). The wind direction is predicted to be cross-onshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 0.5ft (0.2m) | 4s |
| Afternoon (10 Dec) | 1.5ft (0.4m) | 3s |
| Evening (10 Dec) | 1.5ft (0.4m) | 3s |
Table - waves today at Siesta. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 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 | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | — | |||||||||||||||||||||||
| Period(s) (?) | 4 | 4 | 3 | 3 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 4 | - | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2 | 2 | 2 | 2 | 3 | 8 | 16 | 21 | 25 | 42 | 52 | 43 | 0 | 24 | 18 | 12 | 12 | 5 | 5 | 2 | 2 | 0 | 0 | 0 |
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- off | cross | cross | cross- off | cross- off | off | cross- off | cross- off | cross- off | glass | on | glass | glass | cross- off | cross- off | off |
High Tide / height (m) | 6:17PM 0.68 | 4:27AM 0.78 | 6:50PM 0.73 | 5:57AM 0.69 | 7:22PM 0.78 | |||||||||||||||||||
Low Tide / height (m) | 11:06AM 0.23 | 10:42PM 0.58 | 11:48AM 0.32 | 12:35AM 0.53 | 12:27PM 0.40 | 2:07AM 0.44 | ||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - |
| Sunset | - | - | 5:36 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - |
 |  |  |  | | | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 17 | 17 | 17 | 18 | 18 | 19 | 20 | 19 | 18 | 16 | 16 | 16 | 15 | 14 | 14 | 15 | 17 | 17 | 18 | 18 | 18 | 17 | 17 |
| Feels °C (?) | 14 | 16 | 15 | 15 | 16 | 15 | 16 | 17 | 16 | 15 | 12 | 12 | 12 | 11 | 10 | 10 | 13 | 16 | 16 | 18 | 18 | 16 | 14 | 14 |
- Map Icons:
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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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