Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 4 pm 28 Sep 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
14.7°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 (28 Sep):

  • Afternoon surf: Afternoon surf (28 Sep, local time) - 4.5ft (1.3m), 15s period with WNW swell.
  • Evening surf: Evening surf (28 Sep, local time) - 4.5ft (1.4m), 14s period with WNW swell.

The current surf forecast for Klamath Rivermouth at 8PM is: 1.4m 14s primary swell from a West-northwest direction and 0.6m 16s secondary swell from a Southwest direction, 1.9m 7s secondary swell from a Northwest direction (forecast issued at 04:00pm September 28). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (28 Sep)--
Afternoon (28 Sep)4.5ft (1.3m)15s
Evening (28 Sep)4.5ft (1.4m)14s

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


Short Range Forecast

Mostly dry. Warm (max 23°C on Thu morning, min 13°C on Mon night). Wind will be generally light.

Mon
28
Tuesday
29
Wednesday
30
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
1
3
4
3
3
3
2
1
0
3
4
4
4
4
3
1
0
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)
1.2
WNW
16
1.3
WNW
14
1.4
WNW
14
1.4
WNW
14
1.4
WNW
14
1.3
WNW
14
1.3
WNW
13
1.2
WNW
13
1.3
WNW
13
1.3
WNW
13
1.6
WNW
13
1.6
WNW
13
2.1
WNW
13
2
WNW
12
1.9
WNW
12
1.8
WNW
12
2
WNW
12
2.1
NW
7
2.3
NW
8
2.1
NW
8
Wave Graph
Metric surfscale
Energy kJ
688
697
778
778
778
659
586
499
577
606
812
787
1385
1117
1045
936
1062
466
589
519
Wind (km/h)
10
NW
15
NW
10
N
5
E
5
ENE
5
NNE
5
NE
10
NW
15
NW
15
NNW
10
N
5
ENE
5
E
5
ENE
5
NE
10
NW
15
NW
15
NNW
10
N
5
NE
Wind State
cross-on
cross-on
cross
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross
cross-off
glassy
glassy
cross-off
cross-on
cross-on
cross-on
cross
glassy
High Tide
12:58PM2.77m
2:01AM2.31m
1:33PM2.80m
2:56AM2.20m
2:12PM2.78m
Low Tide
7:40PM0.37m
7:27AM1.12m
8:28PM0.32m
8:05AM1.27m
9:21PM0.34m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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7:09
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7:11
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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7:02
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7:01
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7:00
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 mm
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Temp °C
17
16
13
13
13
13
13
18
19
18
15
15
14
14
14
20
20
21
17
16
Feels °C
15
13
11
12
12
11
11
15
16
16
14
14
13
13
13
19
18
19
16
16
  • 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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