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Surf Forecasts:
San Mateo surfForecast / Manabi / Ecuador
48hr Weather and Surf, issued 12 am Tuesday 19 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 8AM is: 1.0m 16s primary swell from a Southwest direction and 0.4m 12s secondary swell from a Northwest direction, 0.5m 11s secondary swell from a Southwest direction (forecast issued at 12:00am May 19). The wind direction is predicted to be cross-shore.
| Time (-05) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 3.5ft (1.0m) | 16s |
| Afternoon (19 May) | 2.5ft (0.8m) | 16s |
| Evening (19 May) | 2ft (0.6m) | 16s |
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 27°C on Wed morning, min 24°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 19 | Wednesday 20 | Thursday 21 | ||||||||||||||||||||||
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 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | |
75 | 280 | 502 | 502 | 427 | 206 | 161 | 201 | 291 | 295 | 239 | 227 | 181 | 218 | 188 | 196 | 239 | 229 | 218 | 176 | 174 | 174 | 171 | 171 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | |
High Tide | 5:25AM2.68m | 5:34PM2.62m | 6:17AM2.62m | 6:27PM2.49m | 7:12AM2.54m | 7:23PM2.34m | ||||||||||||||||||
Low Tide | 11:04PM-0.08m | 11:30AM0.28m | 11:54PM-0.02m | 12:24PM0.37m | 00:46AM0.11m | 1:22PM0.48m | ||||||||||||||||||
 |  |  |  | |  | |  | | | | | | | | | | | | | | | | | |
 | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:22 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 24 | 25 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 26 | 27 | 26 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 26 | 24 | 24 |
26 | 26 | 27 | 27 | 28 | 25 | 27 | 26 | 26 | 26 | 27 | 29 | 29 | 27 | 25 | 26 | 25 | 25 | 25 | 28 | 27 | 26 | 25 | 26 | |
Swell 1 Height (m) Direction Period (s) | SSW 18 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SSW 6 | SSW 6 | SSW 8 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 6 |
 kJ | 204 | 280 | 502 | 502 | 427 | 206 | 161 | 201 | 291 | 295 | 239 | 227 | 181 | 31 | 33 | 56 | 239 | 229 | 218 | 176 | 174 | 174 | 171 | 28 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SW 12 | NW 13 | NW 12 | NW 12 | SW 13 | SW 13 | SW 13 | NW 11 | NW 11 | SSW 6 | SW 12 | SW 11 | SW 15 | SW 15 | SW 16 | NW 12 | SW 11 | SW 10 | NW 12 | SW 10 | NW 12 | NW 11 | SW 15 |
| kJ | 69 | 50 | 41 | 37 | 36 | 60 | 111 | 61 | 20 | 20 | 30 | 50 | 46 | 218 | 188 | 196 | 36 | 29 | 28 | 36 | 27 | 35 | 33 | 171 |
Swell 3 Height (m) Direction Period (s) | SW 15 | NW 13 | N 7 | N 7 | N 7 | NW 12 | NW 13 | NW 13 | WNW 13 | SW 12 | SW 12 | NW 11 | NW 12 | NW 12 | NW 12 | NW 12 | SW 11 | NW 12 | NW 12 | SW 10 | NW 12 | SW 10 | SW 10 | NW 11 |
| kJ | 75 | 40 | 1 | 1 | 1 | 36 | 42 | 42 | 17 | 6 | 50 | 33 | 37 | 36 | 36 | 36 | 18 | 36 | 36 | 27 | 36 | 16 | 15 | 19 |
Wind waves Height (m) Direction Period (s) | SSW 3 | SSW 4 | SW 11 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | — | SSW 6 | SSW 6 | — | — | — | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 5 | SSW 6 | SSW 6 | — |
| kJ | 5 | 5 | 57 | 9 | 17 | 18 | 26 | 27 | 28 | 29 | — | 30 | 31 | — | — | — | 58 | 57 | 61 | 62 | 25 | 28 | 28 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 7 | 7 | 0 | 48 | 912 | 912 | 141 | 141 | 141 | 7 | 4 | 141 | 912 | 916 | 864 | 815 | 348 | 102 | 7 | 7 | 674 | 141 | 141 | 7 |
Best forecast wave conditions in Manabi | ||||||||||||||||||||||||
Best forecast wave conditions in Ecuador | ||||||||||||||||||||||||
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