Arroyo Laguna surfForecast / CAL – San Luis Obispo / USA

information circle48hr Weather and Surf, issued 4 pm Sunday 17 May 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Arroyo Laguna surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Arroyo Laguna sea temperature is
12.2° C
(Which is 1.2°C colder than average for this time of year)

How big are the waves at Arroyo Laguna today?

The current surf forecast for Arroyo Laguna at 1AM is: 4.0m 12s primary swell from a Northwest direction and 2.5m 12s secondary swell from a West-northwest direction, 0.5m 13s secondary swell from a South direction (forecast issued at 04:00pm May 17). The wind direction is predicted to be cross-offshore and the swell rating is 7.

Time (PDT) & DateWave HeightWave Period
Morning (18 May)7ft (2.1m)11s
Afternoon (18 May)5.5ft (1.7m)11s
Evening (18 May)7ft (2.1m)10s

Table - waves today at Arroyo Laguna. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 21°C on Tue morning, min 14°C on Sun night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Tue morning).

Sun
17
Monday
18
Tuesday
19
Wed
20
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)
1
2
4
6
4
4
4
3
2
2
3
3
3
3
3
3
2
1
2
3
4
4
3
2
Swell
Height Map
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
3
WNW
12
3.5
WNW
11
3.5
WNW
11
4
NW
12
2.5
WNW
12
2.5
WNW
12
2.3
WNW
11
2
WNW
11
1.8
WNW
11
1.7
WNW
11
2.1
NW
10
1.6
WNW
11
1.5
WNW
11
1.5
WNW
10
1.6
WNW
10
1.5
WNW
10
1.4
WNW
10
1.4
WNW
10
1.3
WNW
10
1
WNW
14
1.6
WNW
14
1.5
WNW
13
1.5
WNW
13
1.5
WNW
13
Wave Graph
Metric surfscale
Energy kJ
2802
3130
3130
4269
1715
1776
1328
961
732
637
936
573
480
471
510
436
378
386
367
425
985
745
734
722
Wind (km/h)
25
WNW
30
NW
20
NNW
15
NNW
5
NNE
10
NE
5
ESE
10
S
5
WSW
15
WNW
15
NW
5
NNW
5
NNE
5
NNE
5
ESE
5
WSW
15
WNW
15
WNW
10
NW
5
E
5
ENE
5
N
5
WNW
5
W
cross
cross
cross-off
cross-off
off
off
cross-off
cross-on
on
cross
cross
cross-off
off
off
glassy
glassy
cross
cross-on
cross
glassy
glassy
glassy
glassy
cross-on
High Tide
12:16PM1.12m
10:50PM1.99m
1:18PM1.11m
11:39PM1.94m
2:23PM1.10m
00:32AM1.83m
Low Tide
4:32PM0.71m
6:24AM-0.52m
5:22PM0.77m
7:19AM-0.49m
6:20PM0.82m
8:16AM-0.41m
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:04
8:05
8:05
8:06
Temp °C
17
17
17
15
14
14
16
18
17
18
15
16
16
16
19
21
21
21
18
17
17
17
19
20
12
11
13
11
11
10
13
16
16
14
12
14
13
13
17
19
18
17
15
15
15
15
17
18
Swell 1
Height (m)
Direction
Period (s)
0.5
S
13
0.5
S
13
0.5
S
13
3
WNW
12
2.5
WNW
12
2.5
WNW
12
2.3
WNW
11
2
WNW
11
1.8
WNW
11
1.7
WNW
11
1.6
WNW
11
1.6
WNW
11
1.5
WNW
11
1.5
WNW
10
1.6
WNW
10
1.5
WNW
10
1.4
WNW
10
1.4
WNW
10
1.3
WNW
10
1.3
WNW
10
1.6
WNW
14
1.5
WNW
13
1.5
WNW
13
1.5
WNW
13
Energy kJ
92
90
90
2268
1715
1776
1328
961
732
637
540
573
480
471
510
436
378
386
327
339
985
745
734
722
Swell 2
Height (m)
Direction
Period (s)
0.2
S
18
0.2
S
18
0.2
S
18
0.5
S
13
0.4
SSW
13
0.4
SSW
13
0.4
S
16
0.4
SSW
13
0.3
SSW
12
0.4
S
16
0.4
S
16
0.4
S
15
0.4
S
15
0.5
NW
16
0.7
WNW
16
0.8
WNW
16
0.8
WNW
15
0.7
NW
15
0.9
WNW
14
1
WNW
14
0.5
S
14
0.5
S
14
0.4
S
13
0.5
S
13
Energy kJ
24
24
24
89
58
58
81
55
30
80
78
71
69
129
229
322
283
217
367
425
91
89
56
88
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
18
0.1
SW
18
0.1
SW
18
0.2
S
17
0.3
S
16
0.4
S
16
0.4
SSW
13
0.4
S
16
0.4
S
16
0.3
SSW
12
0.3
SSW
12
0.4
NW
18
0.4
NW
18
0.4
S
15
0.4
S
15
0.4
S
15
0.4
S
15
0.4
S
14
0.5
S
14
0.5
S
14
0.4
SW
16
0.5
SW
21
0.4
SW
21
0.4
SW
16
Energy kJ
12
12
13
24
48
82
56
82
81
29
28
80
79
69
69
69
67
65
96
92
66
224
162
89
Wind waves
Height (m)
Direction
Period (s)
3
WNW
12
3.5
WNW
11
3.5
WNW
11
4
NW
12
2.1
NW
10
Energy kJ
2802
3130
3130
4269
936
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
7
4
4
4
3
3
1
3
3
3
3
3
3
3
3
3
3
4
4
3
3
Distance (km)
160
160
160
8
0
0
0
50
16
160
35
0
0
0
0
0
160
78
36
0
0
0
0
38
Best forecast wave conditions in San Luis Obispo
Rating
(10 max)
7
4
4
4
3
3
2
3
3
3
3
3
3
3
4
4
3
Best forecast wave conditions in United States
Rating
(10 max)
4
4
4
7
5
4
5
4
4
4
4
4
4
4
4
3
4
3
4
4
4
4
3
3
Header Global
Rating
(10 max)
4
4
4
7
5
4
5
5
5
4
4
4
4
4
4
4
4
4
5
4
4
5
5
5
  • 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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