The Rivermouth surfForecast / CAL – Santa Cruz / USA

information circle16 Day Weather and Surf, issued 4 am Tuesday 28 Apr 2026 PDT
Forecast 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
14.0° C
(Which is 1.8°C warmer than normal for this time of year)

Best Forecast Surf Conditions for The Rivermouth this week:

The surf forecast for The Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Apr 28) at 8AM. The primary swell is predicted to be 0.5m and 12s period with a secondary swell of 0.6m and 6s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at The Rivermouth in the next 16 days are 2.2m 10s and forecast to arrive on Saturday (May 02) at 8AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 11s period and expected on Saturday (May 02) at 5AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Tue 28th Apr)1.5ft (0.5m) 12s
Best Surf 5AM (Sat 2nd May)7ft (2.1m) 10s
Most Powerful 8AM (Sat 2nd May)7ft (2.2m) 10s

Table - best surf conditions forecast for The Rivermouth over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 19°C on Thu afternoon, min 10°C on Wed night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 18°C on Fri afternoon, min 11°C on Sat night). Wind will be generally light.

Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
1
0
0
1
1
1
2
1
1
2
1
1
1
0
0
2
1
0
2
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.5
WNW
12
0.9
WNW
12
0.4
SW
16
0.8
WNW
8
0.7
WNW
11
1
WNW
8
1.2
WNW
9
1.2
WNW
9
1.5
WNW
9
1.4
WNW
10
1.3
WNW
10
1.9
WNW
11
1.9
WNW
10
1.6
WNW
9
1.1
WNW
9
0.4
WNW
18
1.1
WNW
10
0.9
WNW
15
1.3
WNW
14
1.2
WNW
14
1.1
WNW
13
Wave Graph
Metric surfscale
Energy kJ
81
215
81
84
101
133
242
237
370
394
353
894
683
389
168
104
270
318
687
534
390
Wind (km/h)
5
SW
15
W
5
N
10
SW
20
W
5
WNW
5
SW
10
W
0
WSW
5
SW
10
SW
0
W
10
W
20
WNW
5
WNW
10
SSW
15
SW
0
SW
5
S
15
SW
0
ENE
cross-on
cross-off
glassy
cross-on
cross
glassy
cross-on
cross
glassy
cross-on
cross-on
glassy
cross
cross-off
glassy
on
cross-on
glassy
on
cross-on
glassy
High Tide
9:30AM1.16m
9:35PM1.51m
10:29AM1.15m
9:59PM1.52m
11:23AM1.14m
10:21PM1.54m
12:14PM1.13m
10:43PM1.54m
1:04PM1.13m
11:07PM1.54m
1:54PM1.11m
11:35PM1.53m
2:49PM1.09m
00:06AM1.51m
Low Tide
2:58PM0.26m
3:55AM-0.02m
3:35PM0.40m
4:32AM-0.12m
4:10PM0.55m
5:06AM-0.18m
4:42PM0.69m
5:38AM-0.19m
5:13PM0.82m
6:10AM-0.17m
5:41PM0.92m
6:45AM-0.14m
6:04PM1.00m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
6:15
6:13
6:13
6:11
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:53
7:53
7:54
7:55
7:57
7:58
7:59
Temp °C
15
17
15
16
18
16
15
19
15
16
18
14
16
18
14
14
16
13
14
16
14
14
14
12
14
15
14
14
17
15
15
17
14
14
14
11
11
13
11
11
12
12
Swell 1
Height (m)
Direction
Period (s)
0.5
WNW
12
0.3
S
12
0.8
WNW
6
0.8
WNW
8
0.7
WNW
11
1
WNW
8
1.2
WNW
9
1.2
WNW
9
1.5
WNW
9
1.4
WNW
10
1.3
WNW
10
1.9
WNW
11
0.6
WNW
12
0.4
WNW
12
1.1
WNW
9
0.9
WNW
8
1.1
WNW
10
0.9
WNW
10
1.3
WNW
14
1.2
WNW
14
1.1
WNW
13
Energy kJ
81
23
47
84
101
133
242
237
370
394
353
894
115
58
168
92
270
142
687
534
390
Swell 2
Height (m)
Direction
Period (s)
0.5
WNW
6
0.3
SW
13
0.5
WNW
12
0.5
WNW
11
0.4
WNW
17
0.6
WNW
10
0.6
WNW
14
0.6
WNW
13
0.8
WNW
13
0.6
WNW
12
0.8
WNW
12
0.3
SW
13
0.2
SSW
18
0.2
SSW
18
0.4
WNW
11
0.6
WNW
11
0.5
W
16
0.9
WNW
15
0.5
SSW
15
0.4
SSW
16
0.4
SSW
16
Energy kJ
19
28
81
68
99
68
156
139
186
121
175
28
31
31
51
78
132
318
126
103
103
Swell 3
Height (m)
Direction
Period (s)
0.3
S
11
0.2
S
16
0.4
SW
16
0.3
WNW
18
0.3
S
15
0.5
WNW
15
0.3
SW
14
0.3
SW
14
0.3
SW
14
0.3
SW
13
0.2
WSW
13
0.1
S
12
0.1
SW
14
0.1
S
11
0.3
SSW
16
0.4
WNW
18
0.4
SW
16
0.4
SSW
15
0.2
S
13
0.4
SSW
14
0.4
SSW
13
Energy kJ
22
21
64
62
38
126
33
33
29
28
17
3
8
2
51
104
69
84
13
79
70
Wind waves
Height (m)
Direction
Period (s)
0.6
NW
6
0.9
WNW
12
0.9
WNW
8
1.4
NW
8
1.7
WNW
9
1.9
WNW
10
1.6
WNW
9
Energy kJ
28
215
100
226
430
683
389
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
3
2
2
2
2
3
1
1
2
3
2
3
3
2
Distance (km)
2
4
0
103
4
0
2
2
0
103
2
0
2
1245
0
38
219
0
26
149
0
Best forecast wave conditions in Santa Cruz
Rating
(10 max)
1
1
1
1
3
2
3
3
2
3
3
2
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
2
1
2
2
1
3
2
3
4
2
3
3
4
3
4
4
3
3
4
4
3
Header Global
Rating
(10 max)
5
9
8
8
6
5
5
6
7
5
5
5
5
4
4
4
5
6
8
7
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the The Rivermouth Surf forecast

The above surf forecast table for The Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at The Rivermouth can be found by selecting the local surf guide option on the grey menu. Our The Rivermouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (The Rivermouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for The Rivermouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

The Rivermouth is 2 km (1 miles) from Santa Cruz. If you plan a vacation in Santa Cruz, look for hotels and other accommodation in Santa Cruz. Santa Cruz has rooms for a wide range of budgets as well as car hire and transport links.

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