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The Rivermouth Surf Forecast
/ CAL – Santa Cruz (30 breaks) / California (404 breaks) /
Surf Forecasts:
The Rivermouth surfForecast / CAL – Santa Cruz / USA
48hr Weather and Surf, issued 10 am Saturday 18 Apr 2026 PDTForecast update in hr min s Forecast update imminent
The Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Rivermouth sea temperature is
14.3° C
(Which is 2.1°C warmer than normal for this time of year)How big are the waves at The Rivermouth today?
The current surf forecast for The Rivermouth at 2PM is: 0.6m 15s primary swell from a South-southwest direction and 0.7m 9s secondary swell from a West-northwest direction (forecast issued at 10:00am April 18). An open ocean swell of 1.0m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 2ft (0.6m) | 15s |
| Afternoon (18 Apr) | 2ft (0.6m) | 15s |
| Evening (18 Apr) | 2ft (0.6m) | 14s |
Table - waves today at The Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 8 | 13 | 13 | 14 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 169 | 167 | 167 | 165 | 163 | 163 | 158 | 152 | 149 | 149 | 145 | 141 | 139 | 139 | 137 | 154 | 137 | 137 | 135 | 233 | 461 | 727 | 692 | 609 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | cross | cross | glass | glass | glass | glass | glass | cross- on | cross- on | cross- on | on | on | on | cross | cross- on | on | on | on | cross- on | cross- on | glass | cross- on |
High Tide / height (m) | 12:36PM 1.25 | 11:33PM 1.77 | 1:39PM 1.22 | 12:14AM 1.79 | 2:48PM 1.19 | 1:02AM 1.76 | ||||||||||||||||||
Low Tide / height (m) | 5:34AM -0.36 | 5:14PM 0.63 | 6:21AM -0.41 | 5:55PM 0.77 | 7:14AM -0.39 | 6:43PM 0.89 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| Sunrise | 6:30 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:46 | - | - | - | - |
 |  | | |  | | | | |  | | |  |  | | | | | | |  |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 8 | 5 | 2 |
| Temp. °C | 13 | 17 | 19 | 18 | 15 | 13 | 13 | 13 | 13 | 16 | 17 | 16 | 14 | 13 | 12 | 12 | 13 | 16 | 17 | 15 | 13 | 13 | 13 | 13 |
| Feels °C (?) | 11 | 15 | 16 | 15 | 14 | 12 | 13 | 13 | 12 | 14 | 14 | 13 | 12 | 12 | 11 | 10 | 10 | 12 | 11 | 11 | 10 | 12 | 13 | 11 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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