Klamath Rivermouth 48 hour detailed Surf Forecast

Lat Long: 41.55° N 124.08° W

Issued: 10 am 18 Oct 2026 (local time)

Forecast update in hr min

Today's Klamath Rivermouth sea temperature is

12.2°C

Klamath Rivermouth 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 Klamath Rivermouth today (18 Oct):

Morning surf: Morning surf (18 Oct, local time) - 6.5ft (2.0m), 11s period with WNW swell.
Afternoon surf: Afternoon surf (18 Oct, local time) - 6.5ft (2.0m), 12s period with WNW swell.
Evening surf: Evening surf (18 Oct, local time) - 6.5ft (2.0m), 13s period with WNW swell.

The current surf forecast for Klamath Rivermouth at 1PM is: 2.0m 11s primary swell from a West-northwest direction and 0.8m 17s secondary swell from a Southwest direction (forecast issued at 10:00am October 18). The wind direction is predicted to be onshore.

Time (PDT) & Date	Wave Height	Wave Period
Morning (18 Oct)	6.5ft (2.0m)	11s
Afternoon (18 Oct)	6.5ft (2.0m)	12s
Evening (18 Oct)	6.5ft (2.0m)	13s

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

	Short Range Forecast Mostly dry. Very mild (max 18°C on Tue morning, min 10°C on Sun night). Wind will be generally light.
	Sunday 18						Monday 19								Tuesday 20
	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)	4	3	3	3	4	4	4	4	4	3	2	3	3	4	4	4	4	3	3	3	3	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	WNW 11	WNW 11	WNW 11	WNW 13	WNW 13	WNW 12	WNW 12	WNW 12	WNW 12	WNW 11	WNW 11	WNW 11	WNW 11	WNW 14	WNW 13	WNW 12	WNW 12	WNW 11	WNW 11	WNW 11	WNW 10	WNW 10
Wave Graph
kJ	1008	1008	1008	1338	1338	1216	1053	1036	784	653	560	401	408	1805	2304	1978	1605	1216	942	668	510	363
Wind (km/h)	ENE	WNW	W	WNW	E	SE	E	ESE	ESE	WSW	SW	WSW	ESE	NE	NNE	N	E	WSW	WSW	WSW	SSE	SE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	glassy	on	on	on	glassy	glassy	glassy	glassy	glassy	glassy	cross-on	glassy	glassy	glassy	cross-off	glassy	off	on	on	glassy	cross-off	glassy
High Tide	7:23AM1.96m				5:10PM2.14m					8:17AM2.03m			6:30PM2.09m					8:54AM2.13m			7:45PM2.09m
Low Tide			11:44AM1.74m				00:52AM0.81m				1:16PM1.67m				1:47AM0.82m					2:24PM1.52m


	7:31	—	—	—	—	—	—	7:31	—	—	—	—	—	—	—	7:33	—	—	—	—	—	—
	—	—	—	6:30	—	—	—	—	—	—	—	6:29	—	—	—	—	—	—	—	6:28	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	11	15	15	13	10	10	10	10	10	13	14	13	12	12	13	13	12	18	17	16	13	12
Feels °C	9	13	14	12	10	9	9	9	9	11	12	11	10	10	10	11	10	16	15	15	11	10
Swell 1 Height (m) Direction Period (s)	WNW 11	WNW 11	WNW 11	WNW 13	WNW 13	WNW 12	WNW 12	WNW 12	WNW 12	WNW 11	WNW 11	WNW 11	WNW 11	WNW 14	WNW 13	WNW 12	WNW 12	WNW 11	WNW 11	WNW 11	WNW 10	WNW 10
kJ	1008	1008	1008	1338	1338	1216	1053	1036	784	653	560	401	408	1805	2304	1978	1605	1216	942	668	510	363
Swell 2 Height (m) Direction Period (s)	SW 18	SW 17	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	SW 17	SW 15	WNW 15	SW 15	SW 15	SW 15	SW 16	SW 16	SW 16	SW 16	SW 16	W 13
kJ	304	350	322	314	310	254	254	208	261	258	295	178	252	176	176	178	245	251	201	201	201	163
Swell 3 Height (m) Direction Period (s)	W 19	WNW 18	WNW 18	WNW 18	WNW 18	SSW 20	SSW 20	WNW 16	WNW 16	WNW 16	WNW 16	SSW 18	SW 15	SSW 18	SW 21	—	—	—	—	W 13	W 13	SSW 16
kJ	28	32	31	61	61	37	37	51	86	86	51	61	176	61	18	—	—	—	—	130	90	162
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Nearest Offshore or Glassy	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Garths Reef CAL - Del Norte County	Cape Sebastian Oregon South	Enderts Beach CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Point St George CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Klamath Rivermouth CAL - Del Norte County	Cape Sebastian Oregon South	Klamath Rivermouth CAL - Del Norte County
Rating (10 max)	4	4	4	3	4	4	4	4	4	4	4	3	3	3	3	4	4	4	4	4	4	3
Distance (km)	0	0	0	28	90	19	0	0	0	0	0	30	0	0	0	0	0	0	0	0	90	0
Best forecast wave conditions in Del Norte County	Wilson Creek	Smith River and Kellogg Rd	Smith River and Kellogg Rd	Garths Reef		Smith River and Kellogg Rd	Smith River and Kellogg Rd	Smith River and Kellogg Rd	Smith River and Kellogg Rd	Smith River and Kellogg Rd	Wilson Creek	Point St George	Klamath Rivermouth	Smith River and Kellogg Rd	Smith River and Kellogg Rd	Enderts Beach	Smith River and Kellogg Rd	Smith River and Kellogg Rd	Smith River and Kellogg Rd	Smith River and Kellogg Rd		Smith River and Kellogg Rd
Rating (10 max)	4	4	4	3		4	4	4	4	4	4	3	3	3	3	4	4	4	4	4		3
Best forecast wave conditions in United States	Cortez Bank CAL - San Diego County	Cortez Bank CAL - San Diego County	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Cape Sebastian Oregon South	Westport-The Corner Washington	Fullers CAL - Monterey	Cojo CAL - Santa Barbara	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Salinas River State Beach CAL - Monterey	Samoa Peninsula CAL - Humboldt	Gale Point CAL - Humboldt	Fullers CAL - Monterey	Government Point CAL - Santa Barbara	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Samoa Peninsula CAL - Humboldt	Ghost Tree CAL - Monterey	Sharp Park CAL - San Mateo	Boners CAL - San Luis Obispo
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	3	4	4	4	4	4	4	4	4	4
Header Global	Nugget Point New Zealand	Ahijedero Mexico	Ahijedero Mexico	Dunedin - Bobs Beach New Zealand	Balephetrish (Tiree) United Kingdom	Dunedin - Bobs Beach New Zealand	Luna Park Australia	Dunedin - Bobs Beach New Zealand	Ahijedero Mexico	Brims Ness United Kingdom	Brims Ness United Kingdom	Brims Ness United Kingdom	Alnes Lighthouse Norway	Alnes Lighthouse Norway	Alnes Lighthouse Norway	Papatowai New Zealand	Catlins River Mouth New Zealand	Calicoan Island ABCD Beach Philippines	Cyclops Australia	Cyclops Australia	Cyclops Australia	Lucky Point Philippines
Rating (10 max)	5	4	4	7	4	6	5	5	4	5	5	6	7	6	5	8	5	5	6	6	6	9

Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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Klamath Rivermouth 48 hour detailed Surf Forecast

How big are the waves at Klamath Rivermouth today (18 Oct):

Short Range Forecast

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