Klamath Rivermouth surfForecast / CAL – Del Norte County / USA

information circle16 Day Weather and Surf, issued 10 pm Monday 04 May 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
12.2° C
(Which is slightly warmer than usual)

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 Tuesday (May 05) at 5AM. The primary swell is predicted to be 1.3m and 12s period. 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 2.0m 12s and forecast to arrive on Monday (May 11) at 2PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 7s period and expected on Tuesday (May 05) at 5AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Tue 5th May)4.5ft (1.3m) 12s
Best Surf11PM (Mon 11th May)5ft (1.6m) 12s
Most Powerful 2PM (Mon 11th May)6.5ft (2.0m) 12s

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. Very mild (max 16°C on Thu morning, min 10°C on Tue night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Very mild (max 17°C on Sat morning, min 9°C on Thu night). Wind will be generally light.

Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Mon
11
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
3
1
2
2
2
2
3
2
2
2
0
0
2
1
1
3
0
0
2
1
2
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.4
WNW
12
1.1
WNW
12
1
WNW
12
0.9
WNW
11
1
W
14
1.1
W
13
1.2
WNW
12
1.2
WNW
12
1.1
WNW
11
1
WNW
11
0.9
WNW
10
0.8
WNW
10
0.6
WNW
14
1
W
10
1
W
10
1.3
W
11
1.2
W
10
1
W
10
1
W
11
1.5
W
12
1.6
W
12
Wave Graph
Metric surfscale
Energy kJ
531
361
293
210
372
389
439
418
314
249
143
140
165
202
190
416
282
196
227
690
748
Wind (km/h)
5
SW
5
WNW
10
WNW
5
NNW
10
WNW
10
NW
5
ESE
5
W
10
NW
5
NE
10
NW
15
NW
5
ESE
5
W
10
NW
5
ENE
10
NW
15
NW
5
ESE
10
NW
15
NW
glassy
on
cross-on
glassy
on
cross-on
glassy
on
cross-on
glassy
cross-on
cross-on
cross-off
on
cross-on
glassy
cross-on
cross-on
glassy
cross-on
cross-on
High Tide
1:35AM2.55m
3:54PM2.06m
2:12AM2.47m
4:50PM2.02m
2:52AM2.37m
5:50PM2.01m
3:39AM2.26m
6:46PM2.05m
4:39AM2.15m
7:30PM2.13m
5:55AM2.06m
8:04PM2.24m
7:16AM2.02m
Low Tide
8:55AM0.44m
8:26PM1.63m
9:40AM0.53m
9:11PM1.69m
10:28AM0.61m
10:10PM1.74m
11:18AM0.68m
11:28PM1.73m
12:09PM0.75m
00:51AM1.63m
12:58PM0.81m
1:59AM1.43m
1:45PM0.88m
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:07
6:05
6:03
6:03
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:16
8:17
8:19
8:20
8:21
8:22
8:22
8:23
Temp °C
12
14
15
11
14
15
11
16
16
11
15
16
12
17
17
11
15
16
12
18
18
11
13
13
10
12
13
10
15
15
10
12
13
10
15
15
10
13
13
11
16
15
Swell 1
Height (m)
Direction
Period (s)
1.4
WNW
12
1.1
WNW
12
1
WNW
12
0.9
WNW
11
1
W
14
1.1
W
13
1.2
WNW
12
1.2
WNW
12
1.1
WNW
11
1
WNW
11
0.9
WNW
10
0.8
WNW
10
0.6
WNW
14
1
W
10
1
W
10
1.3
W
11
1.2
W
10
1
W
10
1
W
11
1.5
W
12
1.6
W
12
Energy kJ
531
361
293
210
372
389
439
418
314
249
143
109
165
202
190
416
282
196
227
690
748
Swell 2
Height (m)
Direction
Period (s)
0.4
NNW
7
0.5
NW
8
0.6
SW
17
0.6
SW
15
0.7
WNW
8
0.8
WNW
7
0.9
WNW
7
1
NW
7
0.8
NW
7
0.8
NW
7
0.5
NW
8
0.5
WNW
16
0.6
NW
4
0.6
WNW
14
0.7
W
13
0.6
SW
16
0.6
SW
17
0.5
SW
18
1
NW
6
0.8
NW
6
1.6
NW
7
Energy kJ
19
32
190
134
58
57
83
91
71
64
31
140
12
152
171
159
177
152
58
40
213
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
16
0.4
SW
17
0.5
NW
8
0.4
NNW
8
0.6
SW
16
0.6
SW
16
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.5
SW
14
0.4
WNW
16
0.4
SW
13
0.5
WNW
9
0.4
SW
18
0.6
NW
5
0.5
NW
5
0.2
WSW
12
0.2
WSW
12
0.4
SW
15
0.6
SW
15
0.5
SW
16
Energy kJ
89
101
30
26
155
155
128
128
128
93
100
61
46
109
16
12
14
13
75
147
124
Wind waves
Height (m)
Direction
Period (s)
0.5
NW
7
0.4
NW
4
1.3
NW
5
Energy kJ
26
4
77
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
2
2
2
3
3
2
2
2
1
2
3
1
3
2
2
2
3
4
Distance (km)
0
28
28
0
28
28
0
90
28
0
90
540
0
90
28
0
423
541
0
171
212
Best forecast wave conditions in Del Norte County
Rating
(10 max)
3
2
2
2
2
2
3
2
2
2
1
3
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
4
3
3
2
3
4
3
4
3
3
4
3
3
4
4
2
4
4
4
Header Global
Rating
(10 max)
5
5
5
9
6
8
5
5
5
7
5
5
5
5
4
4
5
5
5
5
9
  • Map Icons:
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  • 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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