Cape Mendocino 48 hour detailed Surf Forecast

Lat Long: 40.42° N 124.40° W

Issued: 4 am 14 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 (14 Sep):

Morning surf: Morning surf (14 Sep, local time) - 6ft (1.9m), 8s period with NW swell.
Afternoon surf: Afternoon surf (14 Sep, local time) - 6.5ft (2.0m), 7s period with NW swell.
Evening surf: Evening surf (14 Sep, local time) - 2ft (0.6m), 17s period with SW swell.

The current surf forecast for Cape Mendocino at 2PM is: 2.0m 7s primary swell from a Northwest direction and 0.5m 13s secondary swell from a Southwest direction, 0.4m 17s secondary swell from a Southwest direction (forecast issued at 04:00am September 14). The wind direction is predicted to be cross-shore.

Time (PDT) & Date	Wave Height	Wave Period
Morning (14 Sep)	6ft (1.9m)	8s
Afternoon (14 Sep)	6.5ft (2.0m)	7s
Evening (14 Sep)	2ft (0.6m)	17s

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

	Short Range Forecast Mostly dry. Very mild (max 16°C on Mon morning, min 12°C on Mon night). Winds decreasing (fresh winds from the NNW on Mon afternoon, calm by Wed night).
	Monday 14								Tuesday 15								Wednesday 16
	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	8 PM	11 PM
Rating (10 max)	2	1	1	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NW 9	NW 9	NW 8	NW 8	NW 7	NW 7	NW 8	SW 17	SW 17	SW 17	SW 17	SW 17	SW 16	SW 16	SW 16	SW 16	SW 16	SSW 20	SW 16	S 19	SW 16	NW 8	SSW 17	SSW 18
Wave Graph
kJ	475	384	416	418	429	429	453	188	147	188	186	179	159	122	87	87	87	127	125	118	121	543	267	273
Wind (km/h)	N	N	N	N	NNW	N	N	N	N	N	N	NNW	NNW	N	N	N	N	N	N	NNW	NNW	NNW	N	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross-on	cross	cross	cross	glassy
High Tide	1:56AM1.48m				1:43PM1.76m					2:54AM1.35m				2:16PM1.72m				4:02AM1.24m				2:53PM1.66m
Low Tide			7:46AM0.56m					8:37PM0.16m				8:24AM0.74m				9:27PM0.17m				9:07AM0.90m				10:23PM0.21m


	—	6:56	—	—	—	—	—	—	—	6:58	—	—	—	—	—	—	—	6:58	—	—	—	—	—	—
	—	—	—	—	—	7:28	—	—	—	—	—	—	—	7:27	—	—	—	—	—	—	—	7:24	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	13	13	13	16	16	16	13	13	13	12	12	16	16	16	14	14	13	13	13	15	16	16	14	14
Feels °C	10	9	9	12	11	11	9	10	9	8	9	12	11	11	10	10	8	8	9	12	12	13	12	15
Swell 1 Height (m) Direction Period (s)	NW 9	SSW 13	SSW 13	SW 13	SW 13	SW 17	SW 17	SW 17	SW 17	SW 17	SW 17	SW 17	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	NW 8	NNW 8
kJ	336	116	116	84	84	188	188	188	147	188	186	179	159	122	87	87	87	88	122	87	121	121	473	541
Swell 2 Height (m) Direction Period (s)	SSW 13	SW 19	SW 18	SW 17	SW 17	SW 13	SW 13	SSW 12	SW 12	SW 12	WNW 13	WNW 13	NW 13	NW 13	NW 12	NW 12	NW 12	NW 12	WNW 12	WNW 12	WNW 11	S 19	SSW 17	SSW 18
kJ	116	125	112	107	106	83	80	61	53	38	69	69	44	42	38	37	37	37	56	55	50	109	267	273
Swell 3 Height (m) Direction Period (s)	SW 19	WSW 10	WSW 10	WSW 9	NW 15	WNW 15	WNW 15	WNW 14	WNW 13	NW 13	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SSW 20	SSW 19	S 19	S 19	NW 11	NW 11	WNW 11
kJ	127	10	9	8	54	84	42	21	17	45	38	37	23	23	23	37	23	127	125	118	117	31	31	24
Wind waves Height (m) Direction Period (s)	NW 9	NW 9	NW 8	NW 8	NW 7	NW 7	NW 8	NNW 8	NNW 8	NNW 8	NW 8	NW 8	NNW 8	NNW 8	NNW 8	NNW 8	NNW 8	NNW 8	NNW 8	NNW 8	NW 8	NW 8	—	—
kJ	475	384	416	418	429	429	453	477	564	590	573	573	575	560	519	731	1003	829	627	590	587	543	—	—
Nearest Offshore or Glassy	South Jetty Table Bluff CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt	Third Reef CAL - Humboldt	Drakes Bay CAL - Marin County	Bolinas Jetty CAL - Marin County	The Rivermouth CAL - Santa Cruz	Usal Beach CAL - Mendocino County	Samoa Peninsula 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	Steamer Lane-Middle Peak CAL - Santa Cruz	Gale Point CAL - Humboldt	Gale Point CAL - Humboldt	Harbor Entrance at Eureka CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt	Gale Point CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt	Drakes Bay CAL - Marin County	Lovers Point CAL - Monterey	Little River State Beach CAL - Humboldt	South Jetty Table Bluff CAL - Humboldt	Cape Mendocino CAL - Humboldt
Rating (10 max)	3	3	3	1	2	2	3	3	3	3	3	1	2	3	2	4	4	3	3	1	1	2	3	2
Distance (km)	40	40	51	294	316	436	80	45	40	40	40	151	437	54	54	41	40	54	40	294	473	68	40	0
Best forecast wave conditions in Humboldt County	Gale Point	Gale Point	Gale Point				Gold Bluffs Beach	Moonstone Beach	Gale Point	Gale Point	The Lagoons			Gale Point	Moonstone Beach	Bunkers	Bunkers	Gale Point	Gale Point			Moonstone Beach	Gale Point	Moonstone Beach
Rating (10 max)	3	3	3				3	3	3	3	3			3	3	4	4	3	3			2	3	3
Best forecast wave conditions in United States	Boners CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Lincoln City Nelscott Reef Oregon North	Steamer Lane-Middle Peak CAL - Santa Cruz	Ranches HAW - Oahu	Seaside Creek CAL - Mendocino County	Mouse Rock CAL - San Luis Obispo	Fullers CAL - Monterey	Government Point CAL - Santa Barbara	Fullers CAL - Monterey	Barber's Point - Coast Guard Jetty HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Gale Point CAL - Humboldt	Fullers CAL - Monterey	Shark Pit CAL - Marin County	Bunkers CAL - Humboldt	Ranches HAW - Oahu	Ranches HAW - Oahu	Ranches HAW - Oahu	Maili Point HAW - Oahu	Shark Pit HAW - Maui	Andrew Molera State Park CAL - Monterey	Moonstone Beach CAL - Humboldt
Rating (10 max)	3	3	3	2	2	2	4	4	4	4	4	3	2	3	3	4	4	3	3	3	3	2	3	3
Header Global	Cloudbreak Fiji	Gas Bay Australia	Gas Bay Australia	Cow Bombie Australia	Cloudbreak Fiji	Cloudbreak Fiji	Cobblestones Australia	Supertubes Australia	Cow Bombie Australia	Cobblestones Australia	Etang-Sale Reunion	Saint Leu Reunion	Saint Leu Reunion	Etang-Sale Reunion	Saint Leu Reunion	Etang-Sale Reunion	Saint Leu Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Arrawarra Australia	Haapiti French Polynesia	Haapiti French Polynesia	Haapiti French Polynesia	Haapiti French Polynesia
Rating (10 max)	5	6	6	5	5	5	5	5	5	5	7	6	6	6	5	5	5	5	6	5	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 (14 Sep):

Short Range Forecast

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