Fishermans (Rhiw) surfForecast / Wales – Lleyn / UK

information circle12 Day Weather and Surf, issued 5 am Tuesday 09 Dec 2025 GMT
Forecast update in hr  min  s Forecast update imminent
Fishermans (Rhiw) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Fishermans (Rhiw) sea temperature is
10.8° C
(Which is normal for this time of year)


Best Forecast Surf Conditions for Fishermans (Rhiw) this week:

The most powerful waves expected at Fishermans (Rhiw) in the next 12 days are 5.0m 14s and forecast to arrive on Tuesday (Dec 09) at 6PM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 6PM (Tue 9th Dec)16ft (5.0m) 14s

Table - best surf conditions forecast for Fishermans (Rhiw) over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Moderate rain (total 13mm), heaviest on Thu night. Very mild (max 14°C on Tue morning, min 8°C on Thu night). Winds decreasing (severe gales from the SSW on Tue afternoon, light winds from the WSW by Thu night).

Days 3-6 Weather Summary Mostly dry. Very mild (max 11°C on Sat morning, min 9°C on Sun night). Winds increasing (moderate winds from the SW on Fri morning, strong winds from the SW by Sat morning).

Tuesday
09
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
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 (?)
3.5
SW
5
SW
3.5
SW
2.5
WSW
2.3
WSW
2.1
SW
2.3
SW
2.5
SW
2.5
SW
1.5
WSW
1.2
SW
1.4
WSW
1.5
WSW
1.7
SW
2.1
SW
2.1
SW
2.1
SW
2
SSW
2
SSW
1.7
SW
0.8
SW
Period(s) (?)1112131212781013131110567778888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)238069604240211614473746861131193980832840912821240845246548942832084
Wind
(km/h)
60
S
80
SSW
55
SW
40
SW
40
WSW
45
SSW
50
S
45
S
40
S
25
SW
30
SW
35
SW
50
SW
45
SW
50
SSW
50
SSW
45
S
45
S
40
S
35
S
25
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononcross-
on
cross-
on
oncross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
onononononcross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
11:00AM
4.02
11:32PM
3.37
11:53AM
3.77
12:29AM
3.09
12:52PM
3.51
1:34AM
2.89
1:58PM
3.28
2:47AM
2.81
3:09PM
3.14
3:57AM
2.86
4:15PM
3.11
4:55AM
2.98
5:11PM
3.14
Low Tide
/ height (m)
6:20PM
0.40
6:29AM
0.82
7:15PM
0.62
7:22AM
1.02
8:13PM
0.83
8:21AM
1.19
9:14PM
0.97
9:26AM
1.29
10:16PM
1.05
10:35AM
1.29
11:15PM
1.05
11:38AM
1.21
12:07AM
1.01
Tuesday
09
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Sunrise8:17--8:18--8:19--8:21--8:22--8:22--8:22--
Sunset-4:02--4:01--4:01--4:01--4:01--4:01--4:01-
light rain
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
rain showers
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
clear
part cloud
Rain (mm)
4-------9------------
Temp. °C141211111011111211101010111111101010121212
Feels °C (?)3-4-1213231434222010456
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Fishermans (Rhiw) Surf forecast

The above surf forecast table for Fishermans (Rhiw) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Fishermans (Rhiw) can be found by selecting the local surf guide option on the grey menu. Our Fishermans (Rhiw) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Fishermans (Rhiw)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Fishermans (Rhiw) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Lleyn Peninsula? If you are looking for accommodation near Fishermans (Rhiw), camping, hotels and holiday cottages in Lleyn Peninsula, consider staying in Porthmadog which is 34 km (21 miles) away. Other places in and around Lleyn Peninsula where you can find information about places to rent, and car hire include Anglesey which is 48 km (30 miles) away, Holyhead, Aberystwyth and Bangor.

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