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Surf Forecasts:
San Mateo surfForecast / Manabi / Ecuador
48hr Weather and Surf, issued 6 am Sunday 17 May 2026 -05Forecast update in hr min s Forecast update imminent
San Mateo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's San Mateo sea temperature is
25.5° C
(Which is slightly warmer than usual)How big are the waves at San Mateo today?
The current surf forecast for San Mateo at 12PM is: 0.8m 13s primary swell from a Southwest direction and 0.6m 5s secondary swell from a South-southwest direction (forecast issued at 06:00am May 17). An open ocean swell of 0.4m 18s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (-05) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 2.5ft (0.8m) | 13s |
| Afternoon (17 May) | 2.5ft (0.8m) | 13s |
| Evening (17 May) | 2.5ft (0.8m) | 13s |
Table - waves today at San Mateo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Sun morning, min 23°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 17 | SW 16 | SW 16 | SW 16 | SW 17 | SW 18 | SW 18 | SW 12 | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | |
308 | 257 | 208 | 208 | 205 | 205 | 138 | 134 | 165 | 130 | 227 | 366 | 370 | 72 | 106 | 75 | 280 | 427 | 427 | 427 | 206 | 161 | 201 | 291 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross | cross | cross-off | |
High Tide | 3:46AM2.62m | 3:55PM2.71m | 4:35AM2.68m | 4:44PM2.69m | 5:25AM2.68m | 5:34PM2.62m | ||||||||||||||||||
Low Tide | 9:48AM0.27m | 10:16PM-0.08m | 10:38AM0.25m | 11:04PM-0.08m | 11:30AM0.28m | 11:54PM-0.02m | ||||||||||||||||||
 |  |  | | | | |  | | | | |  | | | | | | | | | | | | |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | 6:16 |
 | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:21 | — | — | 6:21 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 25 | 26 | 26 | 24 | 24 | 23 | 23 | 23 | 25 | 26 | 26 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 26 | 24 | 24 | 24 |
26 | 26 | 27 | 28 | 27 | 26 | 27 | 25 | 25 | 25 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 30 | 28 | 27 | 26 | 26 | 27 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 17 | SW 18 | SW 18 | SW 18 | SSW 18 | SSW 18 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 13 | SW 16 | SW 16 |
 kJ | 308 | 257 | 208 | 208 | 205 | 205 | 138 | 134 | 126 | 122 | 227 | 366 | 370 | 316 | 209 | 204 | 280 | 427 | 427 | 427 | 206 | 111 | 201 | 291 |
Swell 2 Height (m) Direction Period (s) | NW 13 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SSW 5 | SW 16 | SW 16 | SW 16 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | NW 13 | SSW 5 | NW 12 | SW 13 | SW 16 | SW 13 | NW 13 |
| kJ | 27 | 81 | 81 | 112 | 112 | 112 | 16 | 130 | 165 | 130 | 120 | 71 | 71 | 72 | 69 | 69 | 50 | 41 | 10 | 36 | 60 | 161 | 61 | 42 |
Swell 3 Height (m) Direction Period (s) | SW 18 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | SW 17 | NW 12 | NW 12 | SSW 5 | NW 12 | NW 12 | NW 12 | NW 12 | SW 15 | SW 15 | NW 13 | N 7 | NW 12 | N 7 | NW 12 | NW 13 | NW 13 | — |
| kJ | 54 | 27 | 26 | 39 | 23 | 23 | 135 | 23 | 23 | 11 | 35 | 35 | 35 | 36 | 106 | 75 | 40 | 1 | 37 | 1 | 36 | 42 | 42 | — |
Wind waves Height (m) Direction Period (s) | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | — | SSW 5 | SSW 5 | — | SSW 5 | SSW 5 | SSW 5 | SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | — | SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 |
| kJ | 19 | 19 | 19 | 19 | 19 | 19 | — | 16 | 16 | — | 11 | 19 | 18 | 13 | 10 | 10 | 15 | 15 | — | 13 | 18 | 18 | 19 | 16 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 7 | 141 | 912 | 141 | 46 | 48 | 7 | 0 | 0 | 57 | 912 | 920 | 141 | 7 | 0 | 0 | 0 | 0 | 912 | 805 | 141 | 7 | 0 |
Best forecast wave conditions in Manabi | ||||||||||||||||||||||||
Best forecast wave conditions in Ecuador | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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