Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 4 am 09 Sep 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
15.2°C
1.3° 

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 (09 Sep):

  • Morning surf: Morning surf (09 Sep, local time) - 3.5ft (1.1m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (09 Sep, local time) - 1.5ft (0.5m), 13s period with WNW swell.
  • Evening surf: Evening surf (09 Sep, local time) - 2ft (0.6m), 18s period with SW swell.

The current surf forecast for Klamath Rivermouth at 11AM is: 0.4m 19s primary swell from a Southwest direction and 1.0m 8s secondary swell from a Northwest direction, 0.4m 12s secondary swell from a Southwest direction (forecast issued at 04:00am September 09). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (09 Sep)3.5ft (1.1m)8s
Afternoon (09 Sep)1.5ft (0.5m)13s
Evening (09 Sep)2ft (0.6m)18s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Wed morning, min 10°C on Fri night). Wind will be generally light.

Wednesday
9
Thursday
10
Friday
11
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
2
1
1
1
2
2
3
3
3
2
2
2
3
3
3
3
3
2
2
1
2
3
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)
1.3
NW
8
1.2
NW
8
1.2
NW
8
1
NW
8
0.9
NW
7
0.5
SW
19
0.6
SW
19
0.6
SW
17
0.7
SW
18
0.9
WNW
12
0.7
SW
17
1.3
NW
8
0.7
SW
17
1.6
NW
8
2.1
NW
8
2.1
NW
8
1.8
NW
8
1.6
NW
8
1.6
NW
8
0.8
SW
16
0.9
SW
16
0.7
SW
16
0.9
SW
15
1.3
NW
10
Wave Graph
Metric surfscale
Energy kJ
186
164
164
130
91
183
224
190
300
246
297
241
283
296
528
528
373
308
300
299
362
239
344
293
Wind (km/h)
5
ESE
5
E
5
ENE
5
WNW
10
WNW
5
NW
5
NNE
5
ENE
0
ENE
5
NE
5
NNE
5
WNW
10
WNW
10
NW
5
NNE
0
SSE
5
S
0
NE
0
SSE
10
W
10
WNW
10
NW
5
N
5
ENE
Wind State
glassy
off
cross-off
cross-on
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
on
on
cross-on
glassy
glassy
glassy
glassy
glassy
on
cross-on
cross-on
cross
glassy
High Tide
11:28AM2.43m
11:01PM2.73m
12:01PM2.55m
11:52PM2.69m
12:33PM2.64m
Low Tide
4:57AM0.27m
5:03PM1.06m
5:38AM0.33m
5:52PM0.87m
6:15AM0.45m
6:38PM0.71m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
part cloud
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:50
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:36
7:34
7:32
 mm
Temp °C
19
20
20
28
27
25
20
20
21
19
19
23
23
21
15
15
15
14
14
18
18
16
13
12
Feels °C
18
18
18
26
25
24
20
20
21
18
18
22
22
20
15
15
15
14
14
17
17
15
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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