Klamath Rivermouth Surf Break

Lat Long: 41.55° N 124.08° W

Klamath Rivermouth 48 hour detailed Surf Forecast

Issued: 10 am 17 Jul 2026 (local time)

Forecast update in  hr  min

Today's Klamath Rivermouth sea temperature is
11.9° C
1.1° 

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 (17 Jul):

  • Morning surf: Morning surf (17 Jul, local time) - 2.5ft (0.8m), 17s period with WNW swell.
  • Afternoon surf: Afternoon surf (17 Jul, local time) - 2.5ft (0.8m), 17s period with WNW swell.
  • Evening surf: Evening surf (17 Jul, local time) - 3ft (0.9m), 16s period with WNW swell.

The current surf forecast for Klamath Rivermouth at 5PM is: 0.9m 16s primary swell from a West-northwest direction and 1.4m 6s secondary swell from a Northwest direction (forecast issued at 10:00am July 17). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (17 Jul)2.5ft (0.8m)17s
Afternoon (17 Jul)2.5ft (0.8m)17s
Evening (17 Jul)3ft (0.9m)16s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Sat afternoon, min 13°C on Fri night). Wind will be generally light.

Friday
17
Saturday
18
Sunday
19
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
1
1
3
3
3
3
3
2
2
2
3
3
3
3
3
2
2
2
3
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)
0.8
WNW
17
0.8
WNW
17
0.8
WNW
17
0.9
WNW
16
0.9
WNW
16
0.8
WNW
16
0.8
WNW
16
0.8
WNW
16
0.8
WNW
16
0.8
WNW
16
0.8
WNW
16
1.6
NW
8
1.8
NW
8
2
NW
8
1.8
NW
8
1.6
NW
8
1.6
NW
8
1.7
NW
8
1.8
NW
8
1.8
NW
8
1.8
NW
8
1.8
NW
8
Wave Graph
Metric surfscale
Energy kJ
404
399
381
448
432
346
346
341
341
337
333
297
395
519
437
341
341
382
423
423
457
457
Wind (km/h)
5
SSW
10
W
10
NW
10
NW
5
WNW
10
SE
5
E
0
E
5
WNW
10
W
10
WNW
5
WNW
5
SSW
10
SSE
0
E
5
NE
0
WNW
5
W
10
WNW
5
NW
0
S
5
S
Wind State
glassy
on
cross-on
cross-on
glassy
cross-off
glassy
glassy
glassy
on
on
on
glassy
cross-off
glassy
glassy
glassy
on
cross-on
cross-on
glassy
cross
High Tide
3:16PM2.54m
2:44AM2.55m
3:56PM2.57m
3:42AM2.29m
4:37PM2.57m
Low Tide
8:38AM0.18m
8:57PM1.12m
9:19AM0.42m
9:58PM1.06m
9:58AM0.69m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:46
8:46
8:45
 mm
Temp °C
14
18
18
17
14
13
13
13
16
19
20
19
16
15
14
14
17
20
20
19
17
16
Feels °C
14
17
17
16
14
12
13
13
16
18
20
19
16
14
14
14
17
20
20
19
18
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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