Klamath Rivermouth surfForecast / CAL – Del Norte County / USA

information circle48hr Weather and Surf, issued 4 pm Friday 08 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
12.7° C
(Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Klamath Rivermouth today?

The current surf forecast for Klamath Rivermouth at 9PM is: 0.5m 15s primary swell from a West-northwest direction and 0.6m 10s secondary swell from a West-northwest direction, 0.6m 4s secondary swell from a Northwest direction (forecast issued at 04:00pm May 08). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (08 May)--
Afternoon (08 May)2.5ft (0.8m)10s
Evening (08 May)1.5ft (0.5m)15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 18°C on Mon morning, min 10°C on Fri night). Wind will be generally light.

Fri
8
Saturday
9
Sunday
10
Mon
11
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
2 AM
5 AM
8 AM
11 AM
Rating
(10 max)
0
0
1
2
2
2
2
2
2
2
2
3
3
3
3
2
1
1
3
3
3
3
3
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
WNW
10
0.8
WNW
10
0.5
WNW
15
0.6
WNW
15
0.7
WNW
14
0.6
WNW
14
0.9
W
11
1.2
W
11
1.3
W
13
1.4
W
13
1.4
W
12
1.4
W
12
1.4
W
11
1.3
W
11
1.3
W
11
1.2
W
11
1.2
W
11
1.2
W
11
1.3
W
11
1.3
W
11
1.3
W
11
1.3
W
11
1.3
W
11
1.3
W
11
Wave Graph
Metric surfscale
Energy kJ
142
140
131
169
218
165
213
326
577
630
584
563
499
408
408
348
326
326
389
410
410
410
403
403
Wind (km/h)
15
NW
15
NW
10
NNW
0
ENE
5
SE
5
ESE
0
WNW
10
W
10
WNW
10
NW
5
NNW
0
NW
5
ESE
5
E
0
NW
10
WNW
15
NW
15
NW
5
N
5
E
5
SE
5
NE
5
NW
10
WNW
cross-on
cross-on
cross-on
glassy
glassy
glassy
glassy
on
on
cross-on
cross-on
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
cross-on
High Tide
6:46PM2.05m
4:39AM2.15m
7:30PM2.13m
5:55AM2.06m
8:04PM2.24m
7:16AM2.02m
Low Tide
11:18AM0.68m
11:28PM1.73m
12:09PM0.75m
00:51AM1.63m
12:58PM0.81m
1:59AM1.43m
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:21
8:22
8:22
8:23
Temp °C
15
14
11
10
11
11
13
16
17
15
12
11
10
10
11
15
15
16
13
13
12
12
15
18
13
11
9
10
10
10
13
15
16
13
11
11
9
9
11
14
13
14
12
12
11
11
15
16
Swell 1
Height (m)
Direction
Period (s)
0.8
WNW
10
0.8
WNW
10
0.6
WNW
10
0.8
NW
5
0.8
NW
5
0.6
NW
5
0.9
W
11
1.2
W
11
1.3
W
13
1.4
W
13
1.4
W
12
1.4
W
12
1.4
W
11
1.3
W
11
1.3
W
11
1.2
W
11
1.2
W
11
1.2
W
11
1.3
W
11
1.5
NW
7
1.3
W
11
1.3
W
11
1.3
W
11
1.3
W
11
Energy kJ
111
109
74
30
34
23
178
326
577
630
584
563
499
408
408
348
326
326
389
189
410
410
403
403
Swell 2
Height (m)
Direction
Period (s)
0.5
WNW
16
0.5
WNW
16
0.5
WNW
15
0.6
WNW
15
0.7
WNW
14
0.6
W
11
0.7
WNW
14
0.7
WNW
14
0.6
NW
5
0.7
NW
5
0.7
NW
5
0.8
NW
6
0.9
NW
6
0.8
NW
6
0.8
NW
6
0.8
NW
5
0.6
SW
18
0.5
SW
18
0.5
SW
18
1.3
W
11
1.3
NW
6
1.1
NW
6
0.9
NW
6
0.8
NW
6
Energy kJ
142
140
131
169
218
87
213
198
22
27
28
44
54
44
36
34
192
152
152
410
130
88
64
58
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
13
0.4
SW
13
0.4
SW
13
0.5
WNW
9
0.4
WNW
9
0.6
WNW
14
0.6
NW
5
0.4
SW
18
0.4
SW
18
0.4
SW
19
0.4
SW
20
0.4
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
17
0.2
WSW
12
0.2
WSW
12
0.3
SW
14
0.4
SW
18
0.4
SW
15
0.6
SW
15
0.6
SW
15
0.6
SW
15
Energy kJ
61
61
44
48
32
165
18
109
83
130
97
89
159
161
211
177
14
13
31
111
75
137
178
147
Wind waves
Height (m)
Direction
Period (s)
0.5
NW
7
0.6
NNW
7
0.6
NW
4
1
NW
5
1.4
NW
6
1.6
NW
6
Energy kJ
25
36
14
56
143
216
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
2
2
2
2
2
2
2
2
3
3
3
3
2
2
2
3
3
3
3
3
2
Distance (km)
90
541
23
0
0
0
0
28
28
540
23
0
0
0
0
28
438
541
0
0
0
0
0
28
Best forecast wave conditions in Del Norte County
Rating
(10 max)
1
2
2
2
2
2
2
2
3
3
3
3
2
3
3
3
3
3
2
Best forecast wave conditions in United States
Rating
(10 max)
3
2
3
3
4
4
4
3
2
2
3
4
4
4
4
4
3
2
4
4
3
3
3
3
Header Global
Rating
(10 max)
6
5
5
5
5
5
5
5
4
4
4
4
4
9
9
7
9
5
8
5
4
4
4
5
  • 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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