Rainbow Rocks Surf Break

Lat Long: 42.07° N 124.32° W

Rainbow Rocks 48 hour detailed Surf Forecast

Issued: 4 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Rainbow Rocks sea temperature is
14.8° C
0.7° 

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 (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.7m), 14s period with SSW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 2.5ft (0.7m), 10s period with WNW swell.

The current surf forecast for Rainbow Rocks at 10AM is: 0.7m 14s primary swell from a South-southwest direction and 0.8m 8s secondary swell from a North-northwest direction, 0.7m 11s secondary swell from a West-northwest direction (forecast issued at 04:00am August 21). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (21 Aug)2.5ft (0.8m)14s
Afternoon (21 Aug)2.5ft (0.7m)14s
Evening (21 Aug)2.5ft (0.7m)10s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Sun afternoon, min 13°C on Fri morning). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
2
2
2
1
1
1
2
1
2
2
2
1
1
1
2
1
2
2
2
0
1
1
3
3
Swell
Height Map
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
SSW
14
0.8
SSW
14
0.8
SSW
14
0.7
SSW
14
0.7
SSW
14
0.7
SSW
14
0.7
WNW
10
0.7
WNW
10
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.6
WNW
9
0.4
SW
16
0.4
SW
16
1.1
NW
8
1.3
NW
7
2.2
NW
6
2.5
NW
7
2.3
NW
7
2
NW
7
Wave Graph
Metric surfscale
Energy kJ
229
233
233
180
175
161
106
104
98
98
98
98
99
99
99
67
95
93
147
174
386
643
500
400
Wind (km/h)
5
SE
5
ESE
5
ESE
10
SSW
10
SW
10
SSW
5
S
5
SE
10
ESE
10
E
10
ESE
10
S
10
SSW
10
WSW
5
NNW
5
NNE
10
NNE
10
NNE
10
N
20
NW
30
NW
25
NNW
15
N
0
NE
Wind State
cross-off
cross-off
cross-off
on
on
on
glassy
cross
cross-off
cross-off
cross-off
cross-on
on
on
glassy
off
off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
glassy
High Tide
8:46AM1.35m
6:52PM1.85m
9:57AM1.42m
8:00PM1.86m
10:41AM1.49m
9:00PM1.92m
Low Tide
1:36AM0.32m
12:39PM1.19m
2:44AM0.27m
2:04PM1.20m
3:40AM0.18m
3:13PM1.14m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:31
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:08
8:07
8:06
 mm
Temp °C
13
13
13
16
16
15
14
14
13
13
14
17
18
17
16
15
14
14
15
19
20
20
18
14
Feels °C
13
12
12
15
15
14
14
14
12
11
13
16
17
16
17
15
13
12
13
15
15
16
16
14
  • 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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