Fishermans (Rhiw) surfForecast / Wales – Lleyn / UK

information circle12 Day Weather and Surf, issued 5 am Monday 08 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
11.0° C
(Which is normal for this time of year)


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

The surf forecast for Fishermans (Rhiw) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Dec 12) at 6AM. The primary swell is predicted to be 2.1m and 12s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Fishermans (Rhiw) in the next 12 days are 4.0m 12s and forecast to arrive on Tuesday (Dec 09) at 12PM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Fri 12th Dec)7ft (2.1m) 12s
Best Surf 6AM (Fri 12th Dec)7ft (2.1m) 12s
Most Powerful12PM (Tue 9th Dec)13ft (4.0m) 12s

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

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Heavy rain (total 29mm), heaviest during Mon night. Very mild (max 14°C on Tue morning, min 9°C on Wed night). Winds increasing (moderate winds from the S on Mon night, gales from the S by Tue morning).

Days 3-6 Weather Summary Moderate rain (total 19mm), heaviest on Fri morning. Very mild (max 12°C on Sat night, min 8°C on Thu morning). Winds increasing (light winds from the N on Fri morning, near gales from the SSW by Sat night).

Monday
08
Tuesday
09
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
2.4
SW
2.1
SW
1.5
SW
3.5
SW
4
SW
2.5
SW
2.2
SW
2
WSW
1.8
SW
2.1
SSW
1.8
SW
2.4
SSW
1.7
SW
1.8
SW
1.9
SSW
2.4
SW
2.2
WSW
2.5
SW
4
SW
2.3
SW
1.4
SW
Period(s) (?)1011101112131212117910131210778111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)120497245129964139214013211044807440528112493697671262342773436571235431
Wind
(km/h)
35
SW
40
SSW
40
SE
65
S
50
SW
45
SW
40
WSW
35
WSW
35
SSW
40
SSE
45
SSE
35
S
5
N
25
S
30
SSW
40
SSW
35
WSW
50
S
65
S
35
SW
20
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
oncross-
on
oncross-
on
oncross-
on
cross-
on
oncross-
on
cross-
on
onoffonononcross-
on
ononcross-
on
cross
High Tide
/ height (m)
10:11AM
4.22
10:40PM
3.66
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
Low Tide
/ height (m)
5:27PM
0.19
5:39AM
0.61
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
Monday
08
Tuesday
09
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Sunrise8:15--8:17--8:18--8:19--8:21--8:22--8:22--
Sunset-4:02--4:02--4:01--4:01--4:01--4:01--4:01-
part cloud
light rain
heavy rain
light rain
rain showers
rain showers
clear
part cloud
part cloud
clear
part cloud
light rain
light rain
cloud
rain showers
thunderstorm
rain showers
light rain
mod rain
mod rain
part cloud
Rain (mm)
-320312-----55-332186-
Temp. °C12121314121110101010111191010101012111111
Feels °C (?)441221132210543121-257
  • 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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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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