Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 10 am 05 Aug 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
13.0° C
0.5° 

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 (05 Aug):

  • Morning surf: Morning surf (05 Aug, local time) - 4.5ft (1.3m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (05 Aug, local time) - 4ft (1.2m), 8s period with NW swell.
  • Evening surf: Evening surf (05 Aug, local time) - 3ft (0.9m), 8s period with NW swell.

The current surf forecast for Klamath Rivermouth at 2PM is: 1.3m 8s primary swell from a Northwest direction and 0.4m 14s secondary swell from a Southwest direction (forecast issued at 10:00am August 05). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (05 Aug)4.5ft (1.3m)8s
Afternoon (05 Aug)4ft (1.2m)8s
Evening (05 Aug)3ft (0.9m)8s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Thu afternoon, min 14°C on Wed night). Wind will be generally light.

Wednesday
5
Thursday
6
Friday
7
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)
1
1
1
1
2
1
1
1
1
1
1
0
1
1
1
2
1
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)
1.3
NW
8
1.3
NW
8
1.3
NW
8
1
NW
8
0.9
NW
8
0.8
NW
8
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.9
NW
8
0.9
NW
8
0.9
NW
8
0.9
NW
7
0.9
NW
7
0.9
NW
7
0.5
SW
13
1
NW
7
1.1
NW
7
1.1
NW
7
1.3
NW
7
1.6
NW
7
1.7
NW
8
Wave Graph
Metric surfscale
Energy kJ
239
239
211
123
82
67
55
55
65
94
99
96
89
89
89
83
89
105
123
179
285
320
Wind (km/h)
5
SSW
10
SW
10
WSW
5
W
5
NNW
5
NNE
5
NNW
0
ENE
0
WNW
10
W
10
W
10
WNW
5
N
0
WNW
5
SE
0
NNE
5
NW
10
WNW
10
WNW
10
WNW
5
S
5
SE
Wind State
cross-on
cross-on
cross-on
on
glassy
glassy
glassy
glassy
glassy
on
on
cross-on
glassy
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
glassy
glassy
High Tide
4:56PM2.60m
6:28AM1.80m
5:48PM2.64m
8:07AM1.80m
6:50PM2.69m
Low Tide
10:17AM1.19m
00:11AM0.76m
11:06AM1.37m
1:24AM0.62m
12:12PM1.51m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:15
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:29
8:28
8:27
 mm
Temp °C
18
19
20
20
16
14
15
16
17
20
21
20
15
14
15
14
16
21
21
21
15
15
Feels °C
17
18
19
20
16
14
15
16
17
19
20
19
15
14
14
13
15
20
20
20
15
14
  • 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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