Third Reef Surf Forecast

/ CAL – Humboldt (25 breaks) / California (404 breaks) /

USA (1297 breaks)

Surf Forecasts:

Third Reef surfForecast / CAL – Humboldt / USA

48hr Weather and Surf, issued 10 pm Tuesday 16 Sep 2025 PDT

Forecast update in hr min s Forecast update imminent

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

Today's Third Reef sea temperature is 14.7° C
(Which is slightly warmer than usual)

How big are the waves at Third Reef today?

The current surf forecast for Third Reef at 12AM is: 1.0m 11s primary swell from a West-northwest direction (forecast issued at 10:00pm September 16). An open ocean swell of 0.7m 18s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (PDT) & Date	Wave Height	Wave Period
Morning (17 Sep)	3.5ft (1.0m)	10s
Afternoon (17 Sep)	3ft (0.9m)	10s
Evening (17 Sep)	4.5ft (1.4m)	10s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tue 16		Wednesday 17								Thursday 18								Friday 19
	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	0	0	0	1	1	2	3	4	2	2	4	4	4	4	4	3	2	3	2
Swell Height Map See all maps
Wave Height (m) & direction (?)	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	NW	WNW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW
Period(s) (?)	11	11	10	10	10	10	10	10	10	7	8	10	10	10	10	10	10	10	10	10	10	10	10	10
Wave Graph (?)
kJ (?)	251	242	210	190	183	196	135	169	373	250	792	1707	1098	1120	1207	1202	1065	1001	1020	859	784	663	542	437
Wind (km/h)	NNE	NNE	NE	NNE	NE	NW	NW	NNW	N	NNE	N	N	NNE	NW	NW	WNW	WNW	ESE	N	SE	SE	SW	SSW	SSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	glass	cross- off	cross- off	cross- off	cross- on	cross- on	cross	cross	cross- off	cross	cross	cross- off	cross- on	cross- on	glass	glass	glass	glass	cross- off	glass	cross- on	glass	glass
High Tide / height (m)	7:22PM 1.83					9:50AM 1.45				8:35PM 1.84				10:27AM 1.54				9:35PM 1.85				10:59AM 1.62
Low Tide / height (m)				2:52AM -0.06				2:41PM 0.93				3:45AM -0.05				3:43PM 0.77				4:29AM -0.02				4:35PM 0.61

	Tue 16		Wednesday 17								Thursday 18								Friday 19
Sunrise	-	-	-	-	6:58	-	-	-	-	-	-	-	6:58	-	-	-	-	-	-	-	7:00	-	-	-
Sunset	-	-	-	-	-	-	-	7:22	-	-	-	-	-	-	-	7:20	-	-	-	-	-	-	-	7:17

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	17	18	17	17	17	20	21	23	18	14	13	14	15	18	17	17	16	16	16	14	14	16	16	16
Feels °C (?)	17	18	16	16	16	17	18	20	15	11	10	12	14	16	16	18	17	17	16	13	14	15	16	17

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 - Humboldt

Wind Update Continuing clean conditions at Third Reef (calm at Benbow wx 25 km from Third Reef). 1.1m 11s groundswell from the WNW with a 0.5m 5s windswell from the NW. 2 swells combining to make bigger set waves.
51 minutes ago Third Reef

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25 km away, 51 min ago

0 km/h

0.0

14.7

Air / Water (°C)

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