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Surf Forecasts:
San Mateo surfForecast / Manabi / Ecuador
48hr Weather and Surf, issued 12 am Thursday 21 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
25.7° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at San Mateo today?
The current surf forecast for San Mateo at 5AM is: 0.7m 15s primary swell from a Southwest direction and 0.4m 12s secondary swell from a Northwest direction (forecast issued at 12:00am May 21). An open ocean swell of 0.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (-05) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 2.5ft (0.7m) | 15s |
| Afternoon (21 May) | 2ft (0.6m) | 15s |
| Evening (21 May) | 2ft (0.6m) | 15s |
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 Thu morning, min 23°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||||||||||||
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 | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 | SW 13 | SW 13 | SW 13 | SW 13 | SW 19 | SW 18 | SW 18 | |
239 | 229 | 218 | 176 | 174 | 174 | 171 | 171 | 127 | 125 | 198 | 160 | 125 | 121 | 95 | 91 | 127 | 91 | 108 | 83 | 94 | 339 | 161 | 159 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | |
High Tide | 7:12AM2.54m | 7:23PM2.34m | 8:10AM2.44m | 8:25PM2.19m | 9:13AM2.35m | 9:34PM2.07m | ||||||||||||||||||
Low Tide | 00:46AM0.11m | 1:22PM0.48m | 1:42AM0.26m | 2:25PM0.59m | 2:42AM0.43m | 3:32PM0.67m | ||||||||||||||||||
 | |  | |  | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 24 | 25 | 26 | 26 | 24 | 24 | 23 | 24 | 24 | 25 | 26 | 26 | 24 | 24 | 24 | 24 | 24 | 25 | 26 | 26 | 24 | 24 |
25 | 25 | 25 | 26 | 27 | 27 | 26 | 27 | 25 | 26 | 27 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 25 | 25 | |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 13 | SSW 6 | SW 13 | SW 13 | SW 13 | SW 19 | SW 18 | SW 18 |
 kJ | 239 | 229 | 218 | 176 | 174 | 174 | 171 | 171 | 127 | 125 | 198 | 160 | 125 | 121 | 91 | 91 | 84 | 30 | 108 | 83 | 82 | 339 | 161 | 159 |
Swell 2 Height (m) Direction Period (s) | NW 12 | NW 12 | SW 10 | SW 10 | NW 12 | NW 12 | NW 11 | NW 11 | SW 17 | SW 18 | NW 11 | SW 18 | NW 11 | NW 11 | SW 16 | SW 13 | SW 16 | SW 13 | SW 16 | SW 16 | SW 16 | WNW 13 | SW 15 | SW 15 |
| kJ | 36 | 36 | 39 | 27 | 36 | 35 | 33 | 19 | 76 | 78 | 19 | 49 | 19 | 19 | 95 | 61 | 127 | 84 | 93 | 65 | 94 | 17 | 106 | 107 |
Swell 3 Height (m) Direction Period (s) | SW 11 | SW 11 | NW 12 | NW 12 | SW 10 | SW 10 | SW 10 | SW 10 | NW 11 | NW 11 | SW 10 | NW 11 | NW 15 | WNW 15 | NW 11 | WNW 11 | WNW 11 | SW 16 | WNW 14 | SW 19 | WNW 13 | WNW 10 | SW 12 | SW 12 |
| kJ | 18 | 29 | 36 | 36 | 17 | 15 | 15 | 15 | 19 | 19 | 15 | 19 | 33 | 21 | 18 | 11 | 11 | 91 | 18 | 59 | 17 | 10 | 22 | 50 |
Wind waves Height (m) Direction Period (s) | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | — | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 5 | SSW 5 |
| kJ | 51 | 51 | 51 | 46 | 44 | 43 | 38 | 30 | 30 | 30 | 31 | 28 | 29 | 18 | 19 | 28 | 30 | — | 29 | 29 | 28 | 28 | 19 | 18 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 7 | 11 | 102 | 7 | 141 | 141 | 141 | 7 | 7 | 0 | 0 | 141 | 916 | 141 | 141 | 141 | 7 | 7 | 7 | 7 | 141 | 864 | 141 | 7 |
Best forecast wave conditions in Manabi | ||||||||||||||||||||||||
Best forecast wave conditions in Ecuador | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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