The Rivermouth Surf Forecast

/ CAL – Santa Cruz (30 breaks) / California (404 breaks) /

USA (1297 breaks) / Lat Long: (36.96° N 122.02° W)

Surf Forecasts:

The Rivermouth surfForecast / CAL – Santa Cruz / USA

48hr Weather and Surf, issued 10 pm Friday 12 Sep 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 17.2° C
(Which is 2.3°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 1AM is: 0.8m 14s primary swell from a West-northwest direction and 0.8m 7s secondary swell from a West-northwest direction (forecast issued at 10:00pm September 12). The wind direction is predicted to be glassy and the swell rating is 2.

Time (PDT) & Date	Wave Height	Wave Period
Morning (13 Sep)	3.5ft (1.0m)	13s
Afternoon (13 Sep)	4ft (1.2m)	13s
Evening (13 Sep)	3ft (0.9m)	12s

Table - waves today at The Rivermouth. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Fri 12		Saturday 13								Sunday 14								Monday 15
	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	8 AM	11 AM	2 PM	5 PM
Rating (10 max)	2	2	2	2	2	1	1	1	2	2	2	2	1	0	0	0	1	2	2	1	1	2	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	SSW	SSW	SSW	SSW	SSW	WNW	WNW	SSW	SSW	WNW	WNW	WNW
Period(s) (?)	15	14	14	13	13	14	13	13	12	12	12	12	14	14	14	14	14	11	11	13	13	8	8	8
Wave Graph (?)
kJ (?)	275	229	217	282	282	447	506	265	241	233	241	241	196	184	183	183	178	313	281	154	154	207	153	173
Wind (km/h)	N	NNE	NW	N	NE	WSW	W	WNW	N	N	NNW	N	NE	WSW	W	NW	NNW	NNW	N	NE	NE	SW	WSW	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	glass	glass	glass	glass	glass	cross- on	cross	cross	off	glass	glass	glass	glass	cross- on	cross	cross- off	cross- off	glass	glass	glass	glass	glass	cross- on	cross- on
High Tide / height (m)				4:33AM 1.12				2:59PM 1.76					6:40AM 1.16			4:05PM 1.72						8:01AM 1.26
Low Tide / height (m)		9:07PM 0.02				8:16AM 0.95				10:26PM 0.03				9:48AM 1.08					11:48PM 0.01				11:43AM 1.09

	Fri 12		Saturday 13								Sunday 14								Monday 15
Sunrise	-	-	-	-	6:48	-	-	-	-	-	-	-	6:48	-	-	-	-	-	-	-	6:48	-	-	-
Sunset	-	-	-	-	-	-	-	7:19	-	-	-	-	-	-	-	7:16	-	-	-	-	-	-	-	7:15

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	16	15	15	15	15	19	22	23	19	16	15	15	16	20	24	25	20	16	15	15	16	22	24	25
Feels °C (?)	17	16	16	16	16	19	21	22	18	16	15	15	17	20	24	23	18	16	15	15	15	21	23	24

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for CAL - Santa Cruz

Wind Update Continuing clean conditions at The Rivermouth (calm at Santa Cruz wx 2 km from The Rivermouth). 0.6m 13s groundswell from the SW with a 0.4m 11s groundswell from the W. 2 swells combining to make bigger set waves.
1 hour 21 minutes ago The Rivermouth

Expand

View all

1 h 21 min ago

0 km/h

Clean

Please reload the page to see if there are any updates.

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our The Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.