Cape Mendocino 48 hour detailed Surf Forecast

Lat Long: 40.42° N 124.40° W

Issued: 4 pm 27 Sep 2026 (local time)

Forecast update in hr min

Today's Cape Mendocino sea temperature is

12.5°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 (27 Sep):

Afternoon surf: Afternoon surf (27 Sep, local time) - 5ft (1.6m), 7s period with NW swell.
Evening surf: Evening surf (27 Sep, local time) - 5.5ft (1.7m), 8s period with NW swell.

The current surf forecast for Cape Mendocino at 7PM is: 1.6m 7s primary swell from a Northwest direction and 0.6m 14s secondary swell from a South direction, 0.6m 17s secondary swell from a Southwest direction (forecast issued at 04:00pm September 27). The wind direction is predicted to be cross-shore.

Time (PDT) & Date	Wave Height	Wave Period
Morning (27 Sep)	-	-
Afternoon (27 Sep)	5ft (1.6m)	7s
Evening (27 Sep)	5.5ft (1.7m)	8s

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

	Short Range Forecast Mostly dry. Very mild (max 16°C on Tue afternoon, min 11°C on Sun night). Mainly fresh winds.
	Sun 27				Monday 28								Tuesday 29
	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)	0	0	1	1	0	0	1	2	1	1	2	2	1	1	0	0	1	1	3	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 17	NW 7	NW 7	NW 8	SW 16	WNW 17	WNW 16	WNW 16	WNW 16	WNW 15	NW 14	WNW 14	WNW 14	WNW 14	NW 14	WNW 13	WNW 13	NW 13	NW 13	NW 13
Wave Graph
kJ	190	254	289	335	169	197	539	843	822	829	846	934	934	921	765	659	581	711	757	1204
Wind (km/h)	NNW	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	NNE	NNE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross-off	cross	cross	cross	cross	cross	cross	cross	cross-off	cross-off
High Tide	12:03PM1.79m				00:50AM1.54m				12:33PM1.85m				1:45AM1.46m				1:07PM1.88m
Low Tide			6:40PM0.09m				6:37AM0.49m				7:23PM-0.02m				7:14AM0.64m					8:12PM-0.08m


	—	—	—	—	—	7:09	—	—	—	—	—	—	—	7:11	—	—	—	—	—	—
	—	7:06	—	—	—	—	—	—	—	7:05	—	—	—	—	—	—	—	7:02	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	15	14	12	12	11	11	11	14	15	14	12	12	12	12	12	15	16	16	14	14
Feels °C	11	10	8	8	7	6	7	10	10	8	7	8	7	7	7	10	11	12	10	11
Swell 1 Height (m) Direction Period (s)	S 13	SW 17	S 14	S 14	S 14	WNW 9	WNW 16	WNW 16	WNW 16	WNW 15	NW 14	WNW 14	WNW 14	WNW 14	NW 14	WNW 13	WNW 13	NW 13	NW 13	NW 13
kJ	119	243	148	146	146	88	539	843	822	829	846	934	934	921	765	659	581	711	757	1204
Swell 2 Height (m) Direction Period (s)	SW 17	S 12	SW 17	SW 17	SW 16	S 14	WNW 9	WNW 8	SW 16	SW 16	S 13	S 13	SW 16	SW 15	S 13	S 13	SW 17	SW 17	SW 16	SW 16
kJ	190	71	186	173	169	142	110	101	264	206	117	117	208	106	123	117	243	330	302	248
Swell 3 Height (m) Direction Period (s)	SSW 12	S 15	WNW 18	SSW 12	SSW 12	WNW 17	SW 16	S 13	WNW 8	WNW 8	WNW 8	SW 16	S 12	SW 18	SW 15	SW 15	S 12	SSW 13	SSW 13	SSW 13
kJ	58	68	123	58	58	197	264	153	54	53	37	159	43	111	104	104	72	34	34	34
Wind waves Height (m) Direction Period (s)	NNW 7	NW 7	NW 7	NW 8	NNW 8	NNW 8	NNW 8	NNW 8	NNW 8	NNW 7	NNW 7	NNW 7	NNW 7	NNW 7	NNW 7	NNW 6	NNW 6	NNW 6	NNW 5	N 6
kJ	289	254	289	335	477	483	483	408	447	417	353	397	417	316	261	175	153	104	83	39
Nearest Offshore or Glassy	South Jetty Table Bluff CAL - Humboldt	Garths Reef CAL - Del Norte County	Steamer Lane-Middle Peak CAL - Santa Cruz	Steamer Lane-Middle Peak CAL - Santa Cruz	Gale Point CAL - Humboldt	Gale Point 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	Doran Beach CAL - Sonoma	The Rivermouth CAL - Santa Cruz	Usal Beach CAL - Mendocino County	Samoa Peninsula CAL - Humboldt	Gale Point CAL - Humboldt	Mad River Beach CAL - Humboldt	Gale Point CAL - Humboldt	South Beach CAL - Del Norte County	Fort Point CAL - Marin County	Fort Point CAL - Marin County
Rating (10 max)	2	1	1	1	3	3	3	4	4	2	4	2	4	4	4	3	3	2	3	2
Distance (km)	40	151	437	437	54	54	40	40	40	151	262	436	80	45	54	59	54	149	334	334
Best forecast wave conditions in Humboldt County	Moonstone Beach				Gale Point	Gale Point	Moonstone Beach	Bunkers	Bunkers				Gold Bluffs Beach	Moonstone Beach	Gale Point	Moonstone Beach	Moonstone Beach
Rating (10 max)	2				3	3	3	4	4				4	4	4	3	3
Best forecast wave conditions in United States	Magics HAW - Big Island	Magics HAW - Big Island	Hilo Breakwall HAW - Big Island	Hilo Breakwall HAW - Big Island	Fossil Beach Kodiak Alaska - Kodiak Island	Hilo Breakwall HAW - Big Island	Mouse Rock CAL - San Luis Obispo	Lincoln City Nelscott Reef Oregon North	Lincoln City Nelscott Reef Oregon North	Turtles Washington	Long Beach Peninsula Washington	Rincon - The Cove CAL - Ventura	Hollywood Beach CAL - Ventura	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo	Kahului Harbor HAW - Maui	Ghost Tree CAL - Monterey	Lincoln City Nelscott Reef Oregon North	Kahului Harbor HAW - Maui	Fullers CAL - Monterey
Rating (10 max)	3	3	3	3	4	3	3	4	4	4	4	3	4	4	4	4	4	4	3	4
Header Global	Bondo Kodi Indonesia	Bondo Kodi Indonesia	Shipstern Bluff Australia	Asu Indonesia	Anael France	Ahijedero Mexico	Ahijedero Mexico	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Airport Rights New Zealand	Humenga Point New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand
Rating (10 max)	5	5	5	4	4	4	4	5	5	6	6	5	5	5	9	8	8	7	6	6

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 (27 Sep):

Short Range Forecast

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