The Rivermouth surfForecast / CAL – Santa Cruz / USA

information circle12 Day Weather and Surf, issued 4 am Thursday 03 Jul 2025 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
13.8° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for The Rivermouth this week:

The surf forecast for The Rivermouth over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jul 03) at 5PM. The primary swell is predicted to be 0.9m and 17s period with a secondary swell of 0.1m and 13s. Another secondary swell of 1.6m and 8s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at The Rivermouth in the next 12 days are 1.0m 17s and forecast to arrive on Sunday (Jul 06) at 5PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 8s period and expected on Thursday (Jul 03) at 11PM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Thu 3rd Jul)3ft (0.9m) 17s
Best Surf 5PM (Thu 3rd Jul)3ft (0.9m) 17s
Most Powerful 5PM (Sun 6th Jul)3.5ft (1.0m) 17s

Table - best surf conditions forecast for The Rivermouth over the next 12 days.

Updates in  hr  min  s Forecast update imminent
Thursday
03
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.4
WNW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.8
SSW
0.9
SSW
0.8
SSW
0.8
SSW
0.9
SSW
1
S
1.1
WNW
0.7
SSW
0.8
SSW
0.8
SSW
0.7
SSW
0.7
SSW
0.5
SW
0.5
S
0.5
S
1
WNW
1.3
WNW
1.3
WNW
1.3
WNW
1.5
WNW
1.4
WNW
1.3
WNW
0.7
SSW
0.7
SSW
0.7
SSW
0.7
SSW
1
WNW
1.3
WNW
1.6
WNW
1.4
WNW
1.3
WNW
Period(s) (?)91717171716161514141710161614141418131388991099161616151010999
Wave
Graph
(?)Metric surfscale
Energy (?)655772663572554417521464598596701532631600449396384343212251242346376469512554595623616512451509515550506404
Wind
(km/h)
10
WSW
15
WNW
5
N
10
WSW
25
WNW
5
NNW
10
WSW
10
W
5
NNW
10
WSW
10
WSW
0
WSW
10
SSW
10
SW
0
SW
10
SW
10
WSW
5
NNW
10
WSW
5
SSW
5
WNW
10
WSW
10
SW
5
SSE
10
SSW
10
SSW
0
SW
10
SW
10
SW
0
N
10
SW
10
SW
0
WSW
10
SW
10
SW
0
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
off
glasscross-
on
cross-
off
glasscross-
on
crossglasscross-
on
cross-
on
glassoncross-
on
glasscross-
on
cross-
on
glasscross-
on
onglasscross-
on
cross-
on
glassononglasscross-
on
cross-
on
glasscross-
on
cross-
on
glasscross-
on
cross-
on
glass
High Tide
/ height (m)
5:51PM
1.47
8:13AM
0.87
6:23PM
1.52
9:49AM
0.98
7:00PM
1.58
10:46AM
1.09
7:40PM
1.63
11:27AM
1.17
8:21PM
1.68
12:00PM
1.21
9:02PM
1.72
12:28PM
1.23
9:43PM
1.75
12:54PM
1.24
10:23PM
1.75
1:18PM
1.25
11:03PM
1.73
1:43PM
1.26
11:45PM
1.66
2:10PM
1.30
12:29AM
1.56
2:39PM
1.36
1:20AM
1.41
Low Tide
/ height (m)
10:59AM
0.58
1:11AM
0.32
11:53AM
0.75
2:00AM
0.18
12:51PM
0.89
2:42AM
0.05
1:47PM
0.98
3:21AM
-0.05
2:37PM
1.04
3:57AM
-0.13
3:19PM
1.06
4:32AM
-0.20
3:56PM
1.05
5:05AM
-0.26
4:31PM
1.03
5:38AM
-0.29
5:08PM
0.99
6:10AM
-0.30
5:49PM
0.93
6:43AM
-0.27
6:39PM
0.86
7:18AM
-0.18
7:37PM
0.77
Thursday
03
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Sunrise5:52--5:52--5:54--5:54--5:54--5:54--5:56--5:56--5:56--5:58--5:58--5:58--
Sunset-8:30--8:30--8:30--8:30--8:30--8:30--8:29--8:29--8:29--8:28--8:28--8:28-
part cloudclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudpart cloudclearclearclearclearclearclearclearclearclear
Rain (mm)
------------------------------------
Temp. °C162218182319162016162015161815172015222317222215182015171815171915172015
Feels °C (?)141916161814141816151814151614161915212217212115171815161715161714161915

Short Range Forecast: Mostly dry. Warm (max 23°C on Fri afternoon, min 10°C on Fri night). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Warm (max 20°C on Sun afternoon, min 11°C on Sun night). Wind will be generally light.

Days 6-9 Weather Summary Mostly dry. Warm (max 23°C on Wed afternoon, min 12°C on Fri night). Wind will be generally light.

Long Range Forecast: Mostly dry. Warm (max 20°C on Mon afternoon, min 11°C on Sat night). Wind will be generally light.

  • 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 12 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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