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Surf Forecasts:
Fishermans (Rhiw) surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 12 pm Monday 18 May 2026 BSTForecast 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
11.4° C
(Which is slightly warmer than usual)How big are the waves at Fishermans (Rhiw) today?
The current surf forecast for Fishermans (Rhiw) at 5PM is: 0.8m 6s primary swell from a Southwest direction (forecast issued at 12:00pm May 18). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 3.5ft (1.1m) | 7s |
| Afternoon (18 May) | 2.5ft (0.8m) | 6s |
| Evening (18 May) | 2.5ft (0.8m) | 6s |
Table - waves today at Fishermans (Rhiw). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Mon night. Very mild (max 13°C on Wed night, min 9°C on Mon morning). Winds increasing (light winds from the SW on Mon morning, strong winds from the SW by Tue night). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 7 | SW 7 | SW 6 | SW 6 | SW 6 | SW 6 | SSW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 9 | SW 6 | SW 6 | SW 6 | SW 7 | SW 6 | SW 6 | SW 5 | SW 6 | |
65 | 54 | 60 | 49 | 43 | 77 | 201 | 227 | 217 | 311 | 371 | 503 | 634 | 774 | 603 | 547 | 228 | 269 | 307 | 312 | 220 | 146 | 100 | 147 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | cross-on | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | on | on | |
High Tide | 9:53AM4.27m | 10:14PM4.31m | 10:41AM4.11m | 11:01PM4.22m | 11:30AM3.84m | 11:51PM4.04m | ||||||||||||||||||
Low Tide | 4:52PM0.21m | 5:20AM0.08m | 5:41PM0.37m | 6:14AM0.19m | 6:32PM0.57m | |||||||||||||||||||
 | | | |  | | |  |  |  | | |  | |  |  | | | | |  | | | | |
 | 5:16 | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — |
 | — | — | — | 9:13 | — | — | — | — | — | — | — | 9:14 | — | — | — | — | — | — | — | 9:15 | — | — | — | 9:16 |
— | — | — | — | 2 | 3 | 2 | 1 | 2 | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | — | |
Temp °C | 9 | 10 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 13 |
5 | 5 | 6 | 6 | 3 | 2 | 4 | 5 | 5 | 5 | 4 | 3 | 3 | 3 | 4 | 5 | 4 | 6 | 5 | 5 | 7 | 7 | 6 | 8 | |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | — | — | SW 6 | SW 6 | SW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 10 | WSW 10 | SW 9 | WSW 6 |
 kJ | 65 | 54 | — | — | 43 | 77 | 49 | — | — | — | — | — | — | — | — | — | — | — | — | — | 22 | 20 | 19 | 45 |
Swell 2 Height (m) Direction Period (s) | NW 4 | NW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 12 | WSW 11 | WSW 11 | — |
| kJ | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 47 | 13 | 13 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 7 | — | SW 6 | SW 6 | SSE 4 | SSE 4 | SSW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 9 | SW 6 | SW 6 | SW 6 | SW 7 | SW 6 | SW 6 | SW 5 | SW 6 |
| kJ | 51 | — | 60 | 49 | 14 | 26 | 201 | 227 | 217 | 311 | 371 | 503 | 634 | 774 | 603 | 547 | 228 | 269 | 307 | 312 | 220 | 146 | 100 | 147 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 269 | 292 | 295 | 295 | 295 | 305 | 305 | 295 | 331 | 317 | 317 | 309 | 309 | 292 | 292 | 296 | 335 | 506 | 310 | 255 | 53 | 66 | 205 | 185 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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