Cape Mendocino 48 hour detailed Surf Forecast

Lat Long: 40.42° N 124.40° W

Issued: 4 pm 29 Sep 2026 (local time)

Forecast update in hr min

Today's Cape Mendocino sea temperature is

12.0°C

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

Surf Forecasts:

How big are the waves at Cape Mendocino today (29 Sep):

Afternoon surf: Afternoon surf (29 Sep, local time) - 4.5ft (1.4m), 13s period with NW swell.
Evening surf: Evening surf (29 Sep, local time) - 5ft (1.6m), 13s period with NW swell.

The current surf forecast for Cape Mendocino at 11PM is: 1.6m 13s primary swell from a Northwest direction and 0.7m 16s secondary swell from a Southwest direction, 1.3m 6s secondary swell from a North-northwest direction (forecast issued at 04:00pm September 29). The wind direction is predicted to be cross-offshore.

Time (PDT) & Date	Wave Height	Wave Period
Morning (29 Sep)	-	-
Afternoon (29 Sep)	4.5ft (1.4m)	13s
Evening (29 Sep)	5ft (1.6m)	13s

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

	Short Range Forecast Mostly dry. Very mild (max 18°C on Thu afternoon, min 13°C on Tue night). Mainly fresh winds.
	Tue 29				Wednesday 30								Thursday 1
	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
Rating (10 max)	1	2	3	3	1	1	1	1	1	1	2	2	1	1	1	1	1	1	1	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NW 13	NW 13	NW 13	NW 13	NW 13	NW 12	NW 12	NW 12	NW 12	NW 12	NW 8	NW 8	WNW 11	WNW 10	NW 8	NW 8	NW 8	NW 8	NW 8	NW 8
Wave Graph
kJ	711	711	841	878	1751	1721	1760	1731	1799	1605	525	857	389	649	742	678	639	604	666	682
Wind (km/h)	N	N	NNE	N	N	N	N	NNW	NNW	N	N	N	N	N	N	NNW	NNW	N	N	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross-off	cross-off	cross-off	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross
High Tide	1:07PM1.88m					2:48AM1.37m			1:48PM1.88m					4:01AM1.30m				2:37PM1.84m
Low Tide				8:12PM-0.08m			7:55AM0.79m					9:07PM-0.10m				8:45AM0.92m				10:11PM-0.08m


	—	—	—	—	—	7:11	—	—	—	—	—	—	—	7:13	—	—	—	—	—	—
	—	7:02	—	—	—	—	—	—	—	7:00	—	—	—	—	—	—	—	7:00	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	16	16	14	14	14	13	13	15	16	16	14	13	13	13	13	17	17	18	15	15
Feels °C	11	12	11	11	10	8	9	10	12	12	11	10	9	9	9	14	13	14	12	13
Swell 1 Height (m) Direction Period (s)	NW 13	NW 13	NW 13	NW 13	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	NW 12	SW 15	WNW 11	WNW 10	NW 8	NW 8	SW 14	SW 14	SW 14	NW 8
kJ	711	711	841	878	203	203	159	201	196	236	407	178	389	649	742	678	99	99	125	682
Swell 2 Height (m) Direction Period (s)	SW 17	SW 17	SW 16	SW 16	SSW 13	SSW 13	S 13	WSW 12	SSW 19	S 15	SW 15	SW 18	SW 15	SW 14	SW 14	SW 14	SW 18	SW 18	SW 18	SW 17
kJ	243	330	302	248	34	34	29	14	37	17	229	84	136	103	102	102	112	154	152	190
Swell 3 Height (m) Direction Period (s)	S 12	SSW 13	SSW 13	SSW 13	SSW 20	SSW 20	WSW 12	S 12	S 15	SSW 20	S 15	S 15	SW 18	SW 18	SW 18	SW 18	S 14	S 14	S 13	SW 14
kJ	72	34	34	34	38	37	14	12	17	37	17	17	113	155	155	112	35	33	32	91
Wind waves Height (m) Direction Period (s)	NNW 5	NNW 5	NNW 5	NNW 6	NW 13	NW 12	NW 12	NW 12	NW 12	NW 12	NW 8	NW 8	NNW 8	NNW 8	NNW 8	—	NW 8	NW 8	NW 8	—
kJ	78	51	47	97	1751	1721	1760	1731	1799	1605	525	857	771	463	341	—	639	604	666	—
Nearest Offshore or Glassy	Fort Point CAL - Marin County	The Rivermouth CAL - Santa Cruz	Garths Reef CAL - Del Norte County	Mad River Beach CAL - Humboldt	Mad River Beach CAL - Humboldt	Third Reef CAL - Humboldt	Third Reef CAL - Humboldt	Garths Reef CAL - Del Norte County	Doran Beach CAL - Sonoma	Doran Beach CAL - Sonoma	Harbor Entrance at Eureka CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt	Garths Reef CAL - Del Norte County	Gale Point CAL - Humboldt	Third Reef CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt
Rating (10 max)	2	2	2	4	4	4	4	2	4	4	4	4	4	4	3	2	3	3	3	3
Distance (km)	334	436	151	59	59	51	51	151	262	262	41	40	40	40	40	151	54	51	40	40
Best forecast wave conditions in Humboldt County				Moonstone Beach	Moonstone Beach	Moonstone Beach	Moonstone Beach				Gale Point	Gale Point	Bunkers	The Lagoons	Moonstone Beach		Gale Point	Gale Point	Moonstone Beach	Moonstone Beach
Rating (10 max)				4	4	4	4				4	4	4	4	3		3	3	3	3
Best forecast wave conditions in United States	Fullers CAL - Monterey	Fullers CAL - Monterey	El Capitan CAL - Santa Barbara	Mouse Rock CAL - San Luis Obispo	Fullers CAL - Monterey	Ghost Tree CAL - Monterey	Lincoln City Nelscott Reef Oregon North	Kahului Harbor HAW - Maui	Doran Beach CAL - Sonoma	Doran Beach CAL - Sonoma	Andrew Molera State Park CAL - Monterey	Andrew Molera State Park CAL - Monterey	Kahului Harbor HAW - Maui	Rockaway CAL - San Mateo	Ghost Tree CAL - Monterey	Lincoln City Nelscott Reef Oregon North	Government Point CAL - Santa Barbara	Fullers CAL - Monterey	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo
Rating (10 max)	4	3	4	4	4	4	4	3	4	4	4	4	4	4	3	3	3	3	3	3
Header Global	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Dinner Plates New Zealand	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Grindavik Lighthouse ( Hopsnesta) Iceland	Fish Boma South Africa	Dunmoran Strand Ireland	Easky Left Ireland	Easky Left Ireland	Easky Left Ireland	Gas Bay Australia	Cobblestones Australia	Cobblestones Australia	Cavalos de Fao Portugal	Figueira da Foz - Buarcos Portugal	Figueira da Foz - Buarcos Portugal	Figueira da Foz - Buarcos Portugal
Rating (10 max)	6	6	5	5	5	5	4	5	5	5	9	9	9	7	6	6	5	5	5	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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Cape Mendocino 48 hour detailed Surf Forecast

How big are the waves at Cape Mendocino today (29 Sep):

Short Range Forecast

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