Klamath Rivermouth surfForecast / CAL – Del Norte County / USA

information circle16 Day Weather and Surf, issued 4 am Monday 01 Jun 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Klamath Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Klamath Rivermouth sea temperature is
11.1° C
(Which is 1.2°C colder than average for this time of year)

Klamath Rivermouth surf forecast from 1 Jun 2026:

  • Best quality surf: Thursday 4 Jun, 2AM (local time) - 6.5ft (2.0m), 10s period, WNW swell with glassy winds.
  • Most powerful swell: Sunday 7 Jun, 5PM (local time) - 11ft (3.5m), 8s period, NW swell with 1,529 kJ wave energy.
  • Next surfable swell (1★+): Monday 1 Jun, 8PM (local time) - 5ft (1.6m), 9s period with NW swell.

Best Forecast Surf Conditions for Klamath Rivermouth this week:

The surf forecast for Klamath Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jun 01) at 8PM. The primary swell is predicted to be 1.6m and 9s period with a secondary swell of 0.6m and 18s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Klamath Rivermouth in the next 16 days are 3.5m 8s and forecast to arrive on Sunday (Jun 07) at 5PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Mon 1st Jun)5ft (1.6m) 9s
Best Surf 2AM (Thu 4th Jun)6.5ft (2.0m) 10s
Most Powerful 5PM (Sun 7th Jun)11ft (3.5m) 8s

Table - best surf conditions forecast for Klamath Rivermouth over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 20°C on Mon morning, min 10°C on Wed night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 16°C on Thu morning, min 9°C on Thu night). Wind will be generally light.

Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
3
1
1
2
1
0
4
1
1
4
3
2
4
0
0
4
0
0
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
NW
9
1.6
NW
9
0.8
SW
18
0.8
SW
17
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.7
SW
16
2
WNW
10
1.1
W
10
2.1
NW
7
0.9
SW
19
1
SW
17
1
SW
17
1
SW
17
0.9
SW
17
2.2
NW
10
2.1
WNW
9
1.8
NW
9
3.5
NW
8
2.2
NW
8
Wave Graph
Metric surfscale
Energy kJ
367
393
370
350
260
251
245
236
746
219
434
614
575
582
582
459
928
660
482
1529
624
Wind (km/h)
10
NW
5
WNW
5
SSE
10
WNW
5
NW
5
ENE
5
NW
15
NW
5
N
15
NW
15
NW
5
E
10
WNW
15
WNW
10
NNE
20
NW
25
NW
10
NNE
20
NW
25
NNW
5
NE
cross-on
cross-on
cross-off
on
cross-on
glassy
cross-on
cross-on
glassy
cross-on
cross-on
glassy
cross-on
cross-on
cross-off
cross-on
cross-on
cross-off
cross-on
cross-on
cross-off
High Tide
2:09PM2.14m
00:37AM2.64m
2:52PM2.13m
1:14AM2.59m
3:36PM2.11m
1:52AM2.50m
4:20PM2.12m
2:32AM2.39m
5:02PM2.14m
3:18AM2.26m
5:41PM2.19m
4:13AM2.12m
6:17PM2.27m
Low Tide
6:48PM1.57m
7:56AM0.31m
7:28PM1.60m
8:35AM0.36m
8:11PM1.63m
9:15AM0.43m
9:00PM1.65m
9:54AM0.52m
9:57PM1.64m
10:32AM0.62m
11:04PM1.58m
11:11AM0.74m
00:14AM1.44m
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:43
5:43
5:43
5:43
5:43
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:43
8:44
8:45
8:45
8:45
8:46
8:46
Temp °C
20
19
13
18
17
13
16
18
13
16
16
12
14
15
13
15
15
13
17
18
13
17
17
13
17
16
13
13
15
11
14
13
10
11
12
11
11
10
9
12
12
8
Swell 1
Height (m)
Direction
Period (s)
1.5
NW
9
1.6
NW
9
1.4
NW
8
1.1
NW
7
0.9
WNW
8
0.8
WNW
9
0.9
W
11
1
W
11
2
WNW
10
1.1
W
10
1
W
9
1.6
NW
7
1.3
WNW
11
1.2
WNW
11
1.4
WNW
11
1.4
WNW
10
0.8
SW
16
2.1
WNW
9
0.7
SW
16
0.7
SW
16
2.2
NW
8
Energy kJ
367
393
247
122
112
99
205
235
746
219
164
240
454
370
431
388
366
660
245
242
624
Swell 2
Height (m)
Direction
Period (s)
0.6
SW
19
0.6
SW
18
0.8
SW
18
0.8
SW
17
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.6
SW
15
0.6
SW
18
0.7
SW
18
1.1
W
12
1
SW
17
1
SW
17
1
SW
17
0.9
SW
17
0.8
SW
16
0.1
W
19
0.1
W
18
0.6
SW
15
Energy kJ
290
258
370
350
260
251
245
236
134
197
336
336
575
582
582
459
357
7
6
139
Swell 3
Height (m)
Direction
Period (s)
0.3
SW
15
0.8
SW
18
0.7
NNW
6
0.4
NNW
6
0.4
NW
6
0.4
SW
20
0.5
SW
20
0.6
SW
14
0.6
SW
14
0.9
SW
19
0.8
NW
5
0.2
W
17
Energy kJ
34
370
37
15
11
97
192
132
132
614
41
24
Wind waves
Height (m)
Direction
Period (s)
0.6
NW
3
1.3
NW
6
2.1
NW
7
1
NW
5
2.2
NW
10
1.8
NW
9
3.5
NW
8
Energy kJ
6
126
434
51
928
482
1529
Nearest Offshore or Glassy
Rating
(10 max)
2
2
3
2
1
2
2
2
4
3
3
4
2
2
4
2
2
4
2
1
3
Distance (km)
438
28
0
28
23
0
28
541
0
438
540
0
28
28
0
541
541
0
403
541
0
Best forecast wave conditions in Del Norte County
Rating
(10 max)
2
3
2
1
2
2
4
4
2
2
4
4
3
Best forecast wave conditions in United States
Rating
(10 max)
4
3
4
3
3
4
3
3
4
3
3
4
4
3
5
4
2
4
4
2
4
Header Global
Rating
(10 max)
4
5
4
4
5
4
5
5
5
5
5
4
9
8
8
8
9
8
9
9
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Klamath Rivermouth Surf forecast

The above surf forecast table for Klamath Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Klamath Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Klamath Rivermouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Klamath Rivermouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Klamath Rivermouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Klamath Rivermouth is 67 km (42 miles) from McKinleyville. If you plan a vacation in Del Norte County, look for hotels and other accommodation in McKinleyville. McKinleyville has rooms for a wide range of budgets as well as car hire and transport links.

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