Saint Annes surfForecast / CAL – San Luis Obispo / USA

information circle48hr Weather and Surf, issued 4 pm Thursday 18 Sep 2025 PDT
Forecast update in hr  min  s Forecast update imminent
Saint Annes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Saint Annes sea temperature is
15.8° C
(Which is 1.0°C colder than average for this time of year)


How big are the waves at Saint Annes today?

The current surf forecast for Saint Annes at 10PM is: 1.3m 10s primary swell from a West-northwest direction and 0.7m 14s secondary swell from a South-southwest direction (forecast issued at 04:00pm September 18). The wind direction is predicted to be glassy and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (18 Sep)--
Afternoon (18 Sep)2.5ft (0.7m)14s
Evening (18 Sep)4.5ft (1.3m)10s

Table - waves today at Saint Annes. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Thursday
18
Friday
19
Saturday
20
Sunday
21
2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM
Rating
(10 max)
0
2
2
2
2
2
1
0
0
0
0
0
0
1
1
0
0
0
0
0
1
1
1
0
Swell
Height Map
Wave Height (m) & direction (?)
0.6
SSW
1.2
WNW
1.3
WNW
1.3
WNW
1.3
WNW
1.3
WNW
1.2
WNW
1.1
NW
1.1
NW
0.9
WNW
0.9
WNW
0.9
NW
0.9
NW
0.8
WNW
0.7
NW
0.8
WNW
0.8
WNW
0.6
WNW
0.4
SW
0.5
SW
0.5
NW
0.6
WNW
0.5
SW
0.5
SW
Period(s) (?)141010101010101010101010101010999151510101212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)15426731434034734727223923918217814513912092110106566010449617473
Wind
(km/h)
5
W
0
WNW
5
NNW
5
NW
5
W
0
SSE
0
N
5
WSW
10
W
10
WNW
10
NW
10
NW
10
NW
5
NW
5
NW
10
WNW
15
WNW
15
WNW
10
WNW
5
NW
5
NNW
5
NW
5
NNW
5
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
glassglassglassglassglassglassoncross-
on
crosscrosscrosscrossglassglasscross-
on
cross-
on
cross-
on
crosscrossglassglassglasscross-
on
High Tide
/ height (m)
7:49PM
0.77
9:30AM
0.49
8:43PM
0.76
10:01AM
0.53
9:33PM
0.72
10:29AM
0.56
Low Tide
/ height (m)
2:00PM
-0.16
2:53AM
-0.98
2:50PM
-0.27
3:33AM
-0.91
3:36PM
-0.38
4:09AM
-0.81
Thursday
18
Friday
19
Saturday
20
Sunday
21
Sunrise------6:48-------6:48-------6:48-
Sunset-7:05-------7:04-------7:02------
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C181818181718172021191717171717202019161515161720
Feels °C (?)192019191820182121191717171718201918161515161821
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for CAL - San Luis Obispo

  1. weather stationWind Update Continuing clean conditions at Saint Annes (light winds from the SE at BUOY-CPXC1 2 km from Saint Annes). 1.7m 10s swell from the WNW to make surfable waves.

    Saint Annes
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Actual: 47 min ago

8 km/h
SE
Clean
Please reload the page to see if there are any updates.

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