Tywyn surfForecast / Wales – Mid / UK

information circle48hr Weather and Surf, issued 6 am Saturday 16 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Tywyn surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tywyn sea temperature is
12.3° C
(Which is 1.4°C warmer than normal for this time of year)

How big are the waves at Tywyn today?

The current surf forecast for Tywyn at 11AM is: 0.4m 3s primary swell from a Southwest direction (forecast issued at 06:00am May 16). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (16 May)1ft (0.3m)2s
Afternoon (16 May)1.5ft (0.5m)4s
Evening (16 May)2ft (0.6m)4s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 23mm), heaviest during Sat afternoon. Very mild (max 13°C on Mon night, min 8°C on Sat night). Winds decreasing (fresh winds from the WSW on Sun afternoon, light winds from the SW by Mon afternoon).

Saturday
16
Sunday
17
Monday
18
Tue
19
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
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
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.2
W
3
0.2
NNW
5
0.3
WSW
3
0.5
WSW
3
0.5
WSW
4
0.5
WSW
4
0.6
W
4
0.9
W
4
0.9
W
5
0.9
W
5
1
W
5
0.8
WSW
5
1.2
WSW
5
1.3
WSW
6
1.2
WSW
6
1.1
WSW
6
0.9
WSW
6
0.6
WSW
6
0.5
WSW
6
0.5
WSW
6
0.4
WSW
6
0.3
WSW
6
0.4
SW
3
0.4
WSW
5
Wave Graph
Metric surfscale
Energy kJ
1
0
1
6
7
8
11
27
34
35
43
31
64
104
103
95
64
29
22
22
15
8
4
8
Wind (km/h)
5
W
10
SSW
15
SW
20
SW
25
WSW
15
WSW
15
WNW
25
WNW
20
WNW
20
W
25
WSW
30
WSW
30
WSW
30
WSW
20
WSW
20
WSW
15
W
10
WSW
15
SW
10
WSW
5
SW
15
S
15
SE
30
SE
on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
cross-on
cross-on
on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
High Tide
8:14AM4.50m
8:37PM4.49m
8:59AM4.62m
9:21PM4.63m
9:45AM4.60m
10:06PM4.65m
Low Tide
3:18PM0.23m
3:40AM0.26m
4:05PM0.24m
4:30AM0.18m
4:53PM0.34m
cloud
cloud
light rain
light rain
light rain
light rain
rain showers
rain showers
cloud
light rain
light rain
rain showers
light rain
light rain
light rain
light rain
rain showers
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:16
5:16
5:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:07
9:07
9:09
9:10
1
1
2
1
1
1
1
2
1
1
1
1
2
1
1
1
Temp °C
9
9
9
10
10
10
11
10
8
9
10
10
10
10
9
9
9
9
10
11
11
12
11
11
6
6
5
6
5
7
7
4
3
4
4
3
4
3
4
4
6
6
6
8
9
8
7
5
Swell 1
Height (m)
Direction
Period (s)
0.2
NNW
5
0.2
NNW
5
0.1
NW
5
0.4
NW
5
0.9
WSW
6
0.6
WSW
6
0.5
WSW
6
0.5
WSW
6
0.4
WSW
6
0.3
WSW
6
0.4
SW
3
0.4
WSW
5
Energy kJ
2
2
1
7
64
29
22
22
15
8
3
8
Swell 2
Height (m)
Direction
Period (s)
0.1
W
5
0.1
W
11
0.4
NW
4
0.3
NW
4
0.3
NW
4
0.2
WSW
6
Energy kJ
1
2
4
3
2
4
Swell 3
Height (m)
Direction
Period (s)
0.1
W
11
Energy kJ
2
Wind waves
Height (m)
Direction
Period (s)
0.2
W
3
0.3
WSW
3
0.5
WSW
3
0.5
WSW
4
0.5
WSW
4
0.6
W
4
0.9
W
4
0.9
W
5
0.9
W
5
1
W
5
0.8
WSW
5
1.2
WSW
5
1.3
WSW
6
1.2
WSW
6
1.1
WSW
6
0.3
S
2
0.6
SSE
3
Energy kJ
1
1
6
7
8
11
27
34
35
43
31
64
104
103
95
1
6
Nearest Offshore or Glassy
Rating
(10 max)
3
3
2
3
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
Distance (km)
301
301
301
304
304
304
301
301
259
113
304
304
301
301
301
33
38
38
104
236
217
178
322
217
Best forecast wave conditions in Mid Wales
Rating
(10 max)
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
3
3
3
3
3
2
2
3
3
3
3
4
4
4
3
3
3
3
3
3
3
2
2
2
Header Global
Rating
(10 max)
5
5
4
5
5
6
5
5
5
5
6
9
9
7
4
4
5
6
7
4
5
4
4
4
  • 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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