Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 10 pm 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
15.6°C
1.8° 

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 (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 2.5ft (0.8m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 3ft (0.9m), 16s period with SW swell.
  • Evening surf: Evening surf (11 Sep, local time) - 2.5ft (0.8m), 15s period with SW swell.

The current surf forecast for Klamath Rivermouth at 6AM is: 0.8m 16s primary swell from a Southwest direction and 1.1m 7s secondary swell from a Northwest direction (forecast issued at 10:00pm September 10). The wind direction is predicted to be glassy and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (11 Sep)2.5ft (0.8m)16s
Afternoon (11 Sep)3ft (0.9m)16s
Evening (11 Sep)2.5ft (0.8m)15s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Fri morning, min 11°C on Fri night). Wind will be generally light.

Thu
10
Friday
11
Saturday
12
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
3
3
2
3
1
2
0
2
3
3
2
2
1
3
1
2
2
Swell
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
17
0.8
SW
17
0.8
SW
16
0.8
SW
16
0.8
SW
16
0.8
SW
16
0.9
SW
16
0.7
SW
16
0.9
SW
15
1.2
NW
10
1.1
NW
10
0.8
SW
15
0.7
SW
15
1
NW
11
0.8
SW
14
0.7
SW
14
0.8
SW
14
0.9
NW
10
Wave Graph
Metric surfscale
Energy kJ
338
330
314
302
299
299
362
239
344
262
230
255
209
224
248
203
248
164
Wind (km/h)
0
NNE
0
WNW
5
SSE
5
SE
0
NNE
10
W
10
NW
15
NW
5
N
0
NE
5
E
5
E
0
SE
5
WNW
5
SW
10
SW
10
SSE
10
SSE
Wind State
glassy
glassy
glassy
glassy
glassy
on
cross-on
cross-on
cross
glassy
glassy
glassy
glassy
on
glassy
cross-on
cross-off
cross-off
High Tide
11:52PM2.69m
12:33PM2.64m
00:42AM2.60m
1:05PM2.69m
Low Tide
6:15AM0.45m
6:38PM0.71m
6:51AM0.62m
7:22PM0.60m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:32
7:30
 mm
Temp °C
15
15
14
14
15
18
18
17
13
12
11
11
13
16
15
16
15
14
Feels °C
16
16
13
14
15
17
17
15
12
12
10
10
12
15
14
14
13
12
  • 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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