Rainbow Rocks Surf Break

Lat Long: 42.07° N 124.32° W

Rainbow Rocks 48 hour detailed Surf Forecast

Issued: 10 am 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Rainbow Rocks sea temperature is
14.3°C
0.6° 

Rainbow Rocks surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Rainbow Rocks today (20 Sep):

  • Morning surf: Morning surf (20 Sep, local time) - 2.5ft (0.8m), 18s period with SW swell.
  • Afternoon surf: Afternoon surf (20 Sep, local time) - 2.5ft (0.8m), 18s period with SW swell.
  • Evening surf: Evening surf (20 Sep, local time) - 2.5ft (0.8m), 19s period with SW swell.

The current surf forecast for Rainbow Rocks at 5PM is: 0.8m 18s primary swell from a Southwest direction and 0.3m 13s secondary swell from a South-southwest direction, 2.0m 6s secondary swell from a Northwest direction (forecast issued at 10:00am September 20). The wind direction is predicted to be cross-offshore.

Time (PDT) & DateWave HeightWave Period
Morning (20 Sep)2.5ft (0.8m)18s
Afternoon (20 Sep)2.5ft (0.8m)18s
Evening (20 Sep)2.5ft (0.8m)19s

Table - waves today at Rainbow Rocks. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 19°C on Tue afternoon, min 12°C on Sun morning). Winds increasing (calm on Sun night, fresh winds from the NNW by Tue afternoon).

Sunday
20
Monday
21
Tuesday
22
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
1
2
2
3
3
3
3
2
2
2
2
3
4
4
4
4
3
1
1
2
3
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
SW
18
0.8
SW
18
0.8
SW
18
0.8
SW
18
0.8
SW
19
0.9
SW
18
0.9
SW
18
0.8
SW
18
0.8
SW
17
0.9
SW
17
0.9
SW
17
0.9
SW
17
1.1
NW
15
1.4
NW
14
1.6
NW
13
2.1
NW
13
1.7
WNW
13
1.7
WNW
12
2.5
NW
12
3
NW
12
2.5
NW
12
1.4
WNW
11
Wave Graph
Metric surfscale
Energy kJ
379
383
388
392
488
552
516
432
427
505
493
482
489
754
854
1387
953
843
2044
2335
1870
483
Wind (km/h)
5
N
10
NW
20
NW
20
NNW
10
N
5
NE
5
NNE
10
N
10
N
10
NW
20
NW
20
NNW
15
N
5
N
10
NNE
10
NNE
15
N
25
NNW
35
NW
40
NNW
30
NNW
20
N
Wind State
cross-off
cross
cross-off
cross-off
cross-off
glassy
glassy
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
9:14AM1.46m
7:24PM1.73m
9:54AM1.54m
8:31PM1.77m
10:24AM1.63m
9:26PM1.84m
Low Tide
1:48PM1.19m
2:55AM0.25m
2:55PM1.07m
3:41AM0.18m
3:45PM0.91m
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
clear
part cloud
part cloud
cloud
clear
clear
cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:03
7:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:17
7:15
7:15
 mm
Temp °C
12
15
17
16
14
12
12
12
13
15
17
17
15
14
13
13
14
17
19
19
16
15
Feels °C
11
13
14
13
13
12
12
10
12
13
14
13
12
13
12
11
11
13
13
12
10
11
  • 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 

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 Rainbow Rocks 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.


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