Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 10 pm 22 Sep 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
15.1°C
1.6° 

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 (23 Sep):

  • Morning surf: Morning surf (23 Sep, local time) - 4.5ft (1.4m), 11s period with WNW swell.
  • Afternoon surf: Afternoon surf (23 Sep, local time) - 4ft (1.2m), 11s period with WNW swell.
  • Evening surf: Evening surf (23 Sep, local time) - 4.5ft (1.3m), 11s period with WNW swell.

The current surf forecast for Klamath Rivermouth at 3AM is: 1.7m 11s primary swell from a West-northwest direction and 0.8m 16s secondary swell from a Southwest direction (forecast issued at 10:00pm September 22). The wind direction is predicted to be glassy and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (23 Sep)4.5ft (1.4m)11s
Afternoon (23 Sep)4ft (1.2m)11s
Evening (23 Sep)4.5ft (1.3m)11s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Thu night. Very mild (max 19°C on Wed afternoon, min 12°C on Tue night). Wind will be generally light.

Tue
22
Wednesday
23
Thursday
24
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
4
3
3
2
1
1
3
4
3
3
3
2
2
2
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
WNW
12
1.3
WNW
11
1.7
WNW
11
1.6
WNW
11
1.6
WNW
11
1.3
WNW
11
1.2
WNW
11
1.2
WNW
11
1.3
WNW
11
1.9
WNW
11
1.8
WNW
11
1.7
WNW
11
1.6
WNW
11
1.5
WNW
11
1.5
WNW
11
1.3
WNW
11
1.3
WNW
10
1.3
WNW
10
Wave Graph
Metric surfscale
Energy kJ
461
431
739
606
571
387
340
346
401
845
800
726
606
508
499
397
320
326
Wind (km/h)
5
N
5
E
5
ESE
5
NE
5
NNE
10
WNW
15
NW
10
NW
5
N
5
SE
5
SE
5
SE
10
SSE
10
SSW
10
SW
10
S
10
S
10
SE
Wind State
cross
glassy
glassy
cross-off
glassy
cross-on
cross-on
cross-on
glassy
glassy
cross-off
cross-off
cross-off
cross-on
cross-on
cross
cross
cross-off
High Tide
9:18PM2.35m
10:48AM2.23m
10:07PM2.41m
11:11AM2.35m
10:53PM2.45m
Low Tide
4:11AM0.63m
4:19PM1.28m
4:44AM0.62m
4:58PM1.08m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
cloud
light rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:12
7:09
 mm
4
8
Temp °C
13
13
13
12
13
18
19
18
14
15
15
15
16
19
19
18
14
15
Feels °C
12
13
13
11
12
16
17
16
14
14
14
13
14
18
17
15
12
15
  • 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.


Nearest locationNearest