Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 4 pm 30 Aug 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
15.3°C
1.2° 

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 (30 Aug):

  • Afternoon surf: Afternoon surf (30 Aug, local time) - 2.5ft (0.8m), 16s period with SW swell.
  • Evening surf: Evening surf (30 Aug, local time) - 6ft (1.8m), 8s period with NW swell.

The current surf forecast for Klamath Rivermouth at 7PM is: 1.8m 8s primary swell from a Northwest direction and 0.7m 16s secondary swell from a Southwest direction (forecast issued at 04:00pm August 30). The wind direction is predicted to be glassy and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (30 Aug)--
Afternoon (30 Aug)2.5ft (0.8m)16s
Evening (30 Aug)6ft (1.8m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Sun afternoon, min 13°C on Sun night). Wind will be generally light.

Sun
30
Monday
31
Tuesday
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)
2
2
3
3
2
2
2
1
1
0
1
1
2
2
2
1
1
1
2
2
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)
0.8
SW
16
0.8
SW
16
1.8
NW
8
1.8
NW
8
1.5
NW
8
1.3
NW
7
0.6
SW
15
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.9
NW
10
1
NW
10
1
NW
10
1
NW
10
0.9
WNW
10
0.9
NW
9
0.9
NW
9
Wave Graph
Metric surfscale
Energy kJ
306
336
383
354
244
171
171
169
169
167
167
128
127
151
196
188
188
164
125
123
Wind (km/h)
10
NW
10
NW
5
S
10
SSE
10
SSE
10
SE
5
SSE
5
SW
10
SW
15
SW
10
S
10
SE
5
SE
5
ESE
5
ESE
5
SW
10
SSW
10
SW
5
SSE
5
ESE
Wind State
cross-on
cross-on
glassy
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
cross
cross-off
cross-off
off
off
cross-on
cross-on
cross-on
glassy
cross-off
High Tide
1:47PM2.57m
2:02AM2.34m
2:16PM2.63m
2:53AM2.19m
2:50PM2.66m
Low Tide
8:01PM0.79m
7:59AM0.85m
8:47PM0.70m
8:31AM1.03m
9:39PM0.64m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:52
7:51
7:50
 mm
Temp °C
18
18
13
13
13
13
15
18
18
18
13
13
13
13
15
18
17
18
15
14
Feels °C
16
16
13
11
11
11
14
17
17
16
12
12
12
12
15
17
16
17
15
13
  • 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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