Whistling Sands (Porth Oer) surfForecast / Wales – Lleyn / UK

information circle48hr Weather and Surf, issued 11 am Monday 19 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Whistling Sands (Porth Oer) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Whistling Sands (Porth Oer) sea temperature is
9.5° C
(Which is slightly warmer than usual)


How big are the waves at Whistling Sands (Porth Oer) today?

The current surf forecast for Whistling Sands (Porth Oer) at 9PM is: 1.5m 6s primary swell from a South-southwest direction and 0.2m 16s secondary swell from a West-southwest direction, 0.2m 17s secondary swell from a West-southwest direction (forecast issued at 11:00am January 19). The wind direction is predicted to be cross-offshore.

Time (GMT) & DateWave HeightWave Period
Morning (19 Jan)2.5ft (0.7m)5s
Afternoon (19 Jan)3.5ft (1.1m)6s
Evening (19 Jan)5ft (1.5m)6s

Table - waves today at Whistling Sands (Porth Oer). (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.7
SW
0.8
SW
1.1
SW
1.1
SW
1.5
SSW
1.1
SSW
1
SSW
0.8
SW
0.9
SW
0.2
WSW
3
S
1.7
S
2.2
SSW
2.4
SSW
2
SW
1.8
SW
1.4
SW
1.1
SW
0.9
SW
0.8
SW
0.9
SW
0.9
SW
0.9
SW
0.6
WSW
Period(s) (?)56676665616789999988888816
Wave
Graph
(?)Metric surfscale
Energy kJ (?)27448599177977531562678437372197165151930715611582959391162
Wind
(km/h)
30
SSE
30
SE
30
SE
35
SE
30
S
20
SSW
30
SSE
45
SE
60
SE
65
SE
65
SE
35
SSE
50
SSE
50
SSE
45
SSE
40
SE
45
ESE
50
ESE
50
SE
50
SE
45
ESE
40
SE
35
SE
30
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffcross-
off
cross-
off
cross-
off
offoffoffoffcross-
off
offcross-
off
cross-
off
offoffcross-
off
offoffoffoffoffoff
High Tide
/ height (m)
8:36AM
3.85
8:52PM
3.59
9:09AM
4.01
9:26PM
3.67
9:43AM
4.12
10:01PM
3.70
Low Tide
/ height (m)
3:35PM
0.41
3:42AM
0.44
4:11PM
0.32
4:16AM
0.40
4:47PM
0.29
4:50AM
0.43
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Sunrise8:19-------8:18-------8:17-------
Sunset--4:38-------4:39-------4:42-----
clear
clear
cloud
cloud
light rain
part cloud
part cloud
cloud
cloud
light rain
light rain
light rain
cloud
light rain
clear
cloud
part cloud
light rain
light rain
light rain
cloud
light rain
cloud
cloud
Rain (mm)
----1----113-1---112-1--
Temp. °C7789877889988887769109999
Feels °C (?)0011120-2-6-5-40-3-2-2-3-3-6-20-1123
  • 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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