Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 4 pm 11 Oct 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
13.8°C
0.9° 

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 Oct):

  • Afternoon surf: Afternoon surf (11 Oct, local time) - 8ft (2.5m), 9s period with NW swell.
  • Evening surf: Evening surf (11 Oct, local time) - 4.5ft (1.4m), 19s period with WNW swell.

The current surf forecast for Klamath Rivermouth at 11PM is: 1.3m 19s primary swell from a West-northwest direction and 2.2m 9s secondary swell from a Northwest direction (forecast issued at 04:00pm October 11). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (PDT) & DateWave HeightWave Period
Morning (11 Oct)--
Afternoon (11 Oct)8ft (2.5m)9s
Evening (11 Oct)4.5ft (1.4m)19s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Wed morning, min 9°C on Sun night). Winds decreasing (fresh winds from the NNW on Sun afternoon, calm by Tue night).

Sun
11
Monday
12
Tuesday
13
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
!
2
4
4
4
4
4
1
1
4
4
4
3
3
2
2
3
3
3
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)
2.5
NW
9
3
NW
9
1.4
WNW
19
1.3
WNW
19
1
WNW
18
1.1
WNW
18
1.4
WNW
18
1.4
WNW
17
1.3
WNW
16
1.3
WNW
16
1.3
WNW
16
1.4
WNW
16
1.4
WNW
16
1.3
WNW
15
1.3
WNW
14
1.3
WNW
14
1.3
WNW
14
1.3
WNW
14
1.3
WNW
14
1.3
WNW
14
Wave Graph
Metric surfscale
Energy kJ
965
1373
1365
1300
670
781
1111
1098
834
783
773
883
871
669
633
633
633
642
642
615
Wind (km/h)
30
NNW
30
NNW
20
N
15
NNE
10
NE
10
ENE
10
ENE
5
NW
15
NW
20
NNW
10
NNE
5
E
10
SE
5
E
5
NE
10
WNW
10
NW
10
NW
5
NE
5
SE
Wind State
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross-off
glassy
cross-off
glassy
glassy
cross-on
cross-on
cross-on
glassy
cross-off
High Tide
12:18PM2.74m
1:25AM2.34m
12:48PM2.72m
2:11AM2.25m
1:19PM2.66m
Low Tide
7:00PM0.35m
6:49AM1.17m
7:39PM0.35m
7:23AM1.31m
8:20PM0.39m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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7:24
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7:24
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—
—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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6:42
—
—
—
—
—
—
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6:39
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—
—
—
—
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6:37
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 mm
—
—
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—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
18
18
14
11
10
9
9
16
16
16
11
11
10
10
10
17
17
16
13
13
Feels °C
11
11
9
7
6
5
5
13
11
11
8
8
6
7
7
13
13
13
11
11
  • 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 

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