Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 4 am 03 Sep 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
14.4°C
0.4° 

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 (03 Sep):

  • Morning surf: Morning surf (03 Sep, local time) - 5.5ft (1.7m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (03 Sep, local time) - 6ft (1.9m), 11s period with WNW swell.
  • Evening surf: Evening surf (03 Sep, local time) - 6.5ft (2.0m), 11s period with WNW swell.

The current surf forecast for Klamath Rivermouth at 9AM is: 1.7m 10s primary swell from a West-northwest direction and 0.8m 6s secondary swell from a Southwest direction (forecast issued at 04:00am September 03). The wind direction is predicted to be glassy and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (03 Sep)5.5ft (1.7m)10s
Afternoon (03 Sep)6ft (1.9m)11s
Evening (03 Sep)6.5ft (2.0m)11s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Thu morning. Very mild (max 18°C on Sat morning, min 12°C on Thu night). Wind will be generally light.

Thursday
3
Friday
4
Saturday
5
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
2
2
3
3
2
3
4
3
4
4
4
3
2
2
3
3
3
3
3
2
1
1
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
WNW
9
1.6
WNW
9
1.7
WNW
10
1.7
WNW
10
1.9
WNW
11
1.9
WNW
11
2
WNW
11
1.9
WNW
11
2
WNW
11
2
WNW
11
2
WNW
11
1.9
WNW
10
1.8
WNW
10
1.7
WNW
10
1.6
WNW
10
1.6
WNW
9
0.8
SW
16
0.8
SW
16
0.8
SW
16
0.8
SW
16
0.7
SW
16
0.7
SW
16
1.1
NW
9
1.1
NW
9
Wave Graph
Metric surfscale
Energy kJ
307
415
517
598
807
878
921
862
943
926
892
720
627
516
452
415
326
318
314
310
248
245
196
197
Wind (km/h)
10
S
10
S
5
SSE
5
SSE
10
SSW
15
S
10
SSE
10
SE
10
SE
10
SE
10
SE
10
SSW
10
SW
10
SW
5
SSE
5
E
10
E
5
E
5
E
10
WNW
10
WNW
10
NW
5
N
5
ESE
Wind State
cross
cross
glassy
cross-off
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
glassy
off
off
off
off
cross-on
cross-on
cross-on
glassy
glassy
High Tide
5:06AM1.91m
4:18PM2.63m
6:37AM1.85m
5:20PM2.60m
8:12AM1.89m
6:35PM2.59m
Low Tide
9:51AM1.39m
11:49PM0.59m
10:50AM1.54m
1:06AM0.53m
12:15PM1.62m
rain showers
light rain
light rain
part cloud
cloud
rain showers
rain showers
clear
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:45
6:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:45
7:45
7:43
 mm
2
1
1
1
1
Temp °C
15
14
15
16
16
16
14
12
12
13
14
17
17
17
14
13
12
12
13
18
18
17
13
13
Feels °C
14
14
15
15
14
14
13
10
10
11
12
15
15
16
14
12
11
11
12
16
16
15
12
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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