Lighthouse Surf Forecast

/ CAL – San Luis Obispo (23 breaks) / California (404 breaks) /

USA (1297 breaks) / Lat Long: (35.67° N 121.29° W)

Surf Forecasts:

Lighthouse surfForecast / CAL – San Luis Obispo / USA

48hr Weather and Surf, issued 4 pm Friday 12 Sep 2025 PDT

Forecast update in hr min s Forecast update imminent

Lighthouse surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Lighthouse sea temperature is 16.3° C
(Which is normal for this time of year)

How big are the waves at Lighthouse today?

The current surf forecast for Lighthouse at 10PM is: 0.8m 15s primary swell from a South-southwest direction and 0.7m 15s secondary swell from a Northwest direction, 1.4m 6s secondary swell from a West-northwest direction (forecast issued at 04:00pm September 12). The wind direction is predicted to be cross-onshore.

Time (PDT) & Date	Wave Height	Wave Period
Morning (12 Sep)	-	-
Afternoon (12 Sep)	2.5ft (0.8m)	15s
Evening (12 Sep)	2.5ft (0.8m)	15s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Friday 12				Saturday 13								Sunday 14								Monday 15
	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	8 AM	11 AM
Rating (10 max)	0	0	0	0	1	2	2	0	0	0	0	1	2	2	3	0	0	0	0	0	1	0	1	2
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSW	SSW	SSW	NW	NW	NW	NW	NW	NW	NW	WNW	WNW	SSW	WNW	WNW	NW	WNW	WNW	SSW	NW	SSW	WNW	SSW	WNW
Period(s) (?)	15	15	15	15	7	14	14	13	13	13	13	13	14	12	12	12	12	6	14	6	13	11	13	11
Wave Graph (?)
kJ (?)	304	275	275	314	315	276	357	352	352	347	299	286	233	268	268	209	536	195	166	320	164	163	156	543
Wind (km/h)	NW	NW	NW	NW	NW	NNW	NW	NW	WNW	NW	NW	NNW	N	N	NNE	NW	NW	NW	NW	NNW	NNW	NNW	NNW	WNW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- on	cross- on	cross- on	cross	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross	cross	cross- off	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	on
High Tide / height (m)	1:49PM 1.77					4:15AM 1.03				2:47PM 1.73					6:21AM 1.06			4:02PM 1.68					7:41AM 1.15
Low Tide / height (m)				9:24PM 0.10				8:01AM 0.88				10:50PM 0.06				9:22AM 1.00					12:10AM 0.01

	Friday 12				Saturday 13								Sunday 14								Monday 15
Sunrise	-	-	-	-	-	-	6:46	-	-	-	-	-	-	-	6:46	-	-	-	-	-	-	-	6:47	-
Sunset	-	7:16	-	-	-	-	-	-	-	7:15	-	-	-	-	-	-	-	7:14	-	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	20	19	17	17	17	17	18	20	20	20	18	18	18	17	19	23	23	23	21	20	19	18	19	22
Feels °C (?)	18	16	14	15	16	16	17	18	17	17	15	16	17	16	18	21	20	20	18	17	17	16	18	21

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 - San Luis Obispo

Wind Update The wind is still cross-on at Lighthouse (strong winds from the NW at Cape San Martin Buoy 57 km from Lighthouse). 2.0m 6s windswell from the NW with a 1.0m 10s swell from the WNW and a 0.5m 15s groundswell from the WSW. 3 swells combining so expect closeout sets.
50 minutes ago Lighthouse

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