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Surf Forecasts:

Klamath Rivermouth surfForecast / CAL – Del Norte County / USA

information circle48hr Weather and Surf, issued 10 pm Wednesday 18 Mar 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
11.9° C
 (Which is 1.0°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 7AM is: 1.2m 10s primary swell from a West direction and 0.6m 13s secondary swell from a West-northwest direction (forecast issued at 10:00pm March 18). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (19 Mar)4ft (1.2m)10s
Afternoon (19 Mar)3.5ft (1.1m)10s
Evening (19 Mar)3.5ft (1.1m)12s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Wed
18
Thursday
19
Friday
20
Saturday
21
8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM
Rating
(10 max)
3
2
2
2
3
3
2
2
2
3
3
3
3
2
1
1
2
2
1
2
1
1
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
W
1.3
W
1.2
W
1.2
W
1.2
W
1.1
W
1.1
W
1
NW
1
NW
1.1
NW
1.1
NW
1
NW
1
NW
1.2
W
1.1
W
1.1
W
1.1
W
1.1
W
1
W
0.9
WSW
0.9
NW
1.8
NW
2.3
NW
3
NW
Period(s) (?)111010101010101212121111111111111111111111788
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3883603022962902402432682683092982462423713023193022912382001773015821342
Wind
(km/h)
5
NNE
5
NE
10
E
5
ENE
5
ENE
5
WNW
5
NW
10
NW
10
N
5
NE
5
ENE
5
ENE
5
NE
10
NNW
15
NW
15
NW
10
NNW
10
NNW
15
NW
5
N
15
NNW
15
NW
20
NW
25
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
off		offoffoffglasscross-
on		cross-
on		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		crosscrosscross-
on		cross-
on		cross-
on
High Tide
/ height (m)
12:25AM
2.62
12:42PM
2.54
12:55AM
2.73
1:31PM
2.46
1:27AM
2.81
2:24PM
2.35
Low Tide
/ height (m)
6:36AM
0.67
6:43PM
0.72
7:19AM
0.49
7:18PM
0.87
8:05AM
0.37
Wed
18
Thursday
19
Friday
20
Saturday
21
Sunrise----7:20-------7:20-------7:18---
Sunset-------7:27-------7:28-------7:29
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
clear
cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
Rain (mm)
------------------------
Temp. °C141414141421232117161616151819161312111110121313
Feels °C (?)1312111111182019151413131215171412119107987
  • 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

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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Klamath Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Klamath Rivermouth at:
surf-forecast.com

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