Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 4 pm 20 Oct 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
11.6°C
1.1° 

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


How big are the waves at Klamath Rivermouth today (21 Oct):

  • Morning surf: Morning surf (21 Oct, local time) - 2.5ft (0.8m), 12s period with W swell.
  • Afternoon surf: Afternoon surf (21 Oct, local time) - 3.5ft (1.1m), 8s period with NW swell.
  • Evening surf: Evening surf (21 Oct, local time) - 2ft (0.6m), 15s period with SW swell.

The current surf forecast for Klamath Rivermouth at 12AM is: 1.3m 10s primary swell from a West-northwest direction and 0.7m 13s secondary swell from a West direction (forecast issued at 04:00pm October 20). The wind direction is predicted to be glassy and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (21 Oct)2.5ft (0.8m)12s
Afternoon (21 Oct)3.5ft (1.1m)8s
Evening (21 Oct)2ft (0.6m)15s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Wed morning, min 7°C on Fri morning). Wind will be generally light.

Tue
20
Wednesday
21
Thursday
22
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)
3
2
3
3
3
2
2
1
1
1
2
2
2
2
2
3
1
2
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.1
WNW
11
1.7
WNW
11
1.5
WNW
10
1.3
WNW
10
1.3
WNW
10
1.2
WNW
9
0.9
W
12
0.8
W
12
1
NW
9
1.1
NW
8
0.6
SW
15
0.6
SW
15
0.6
SW
16
1.1
NW
7
0.9
WNW
13
1
WNW
12
1
WNW
11
1
WNW
11
1.8
NW
7
1.7
NW
7
Wave Graph
Metric surfscale
Energy kJ
1065
668
483
339
290
226
220
174
148
140
174
183
201
109
238
265
239
243
325
303
Wind (km/h)
10
W
5
NNW
5
NE
5
N
5
NNE
5
E
5
ENE
5
WNW
10
SSW
10
WSW
5
SE
5
E
5
ESE
5
SSE
10
SSE
5
SW
10
WNW
10
NNW
5
N
5
NNE
Wind State
on
cross-on
glassy
glassy
glassy
glassy
off
on
cross-on
cross-on
glassy
glassy
glassy
cross-off
cross-off
glassy
cross-on
cross-on
cross
cross-off
High Tide
7:45PM2.09m
9:21AM2.24m
8:50PM2.14m
9:46AM2.37m
9:47PM2.20m
Low Tide
2:24PM1.52m
2:33AM0.83m
3:14PM1.31m
3:13AM0.85m
3:56PM1.07m
cloud
clear
part cloud
part cloud
cloud
part cloud
cloud
part cloud
cloud
clear
part cloud
clear
part cloud
part cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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7:33
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7:35
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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6:28
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6:25
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6:24
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 mm
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Temp °C
16
15
12
13
14
14
15
20
16
17
13
12
12
11
12
14
15
13
11
10
Feels °C
14
13
11
12
12
12
13
18
14
15
12
10
11
9
10
13
13
12
10
8
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Klamath Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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