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Surf Forecasts:
Valley Left surfForecast / Mayo and Achill Island / Ireland
48hr Weather and Surf, issued 6 pm Saturday 09 May 2026 ISTForecast update in hr min s Forecast update imminent
Valley Left surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Valley Left sea temperature is
12.0° C
(Which is 1.0°C warmer than normal for this time of year)Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Sun night. Very mild (max 11°C on Mon morning, min 7°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||||||
Sat 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
N 11 | N 11 | N 11 | N 11 | N 11 | NW 8 | N 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 8 | NNW 8 | NNW 8 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | WNW 8 | NW 7 | NW 8 | NW 8 | |
0 | 0 | 0 | 0 | 0 | 63 | 0 | 0 | 0 | 445 | 452 | 387 | 394 | 477 | 512 | 393 | 384 | 398 | 411 | 410 | 390 | 384 | 573 | 881 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross | |
High Tide | 00:07AM2.51m | 1:01PM2.05m | 1:15AM2.54m | 2:16PM2.19m | 2:17AM2.66m | |||||||||||||||||||
Low Tide | 5:17PM1.20m | 6:56AM1.09m | 6:40PM1.24m | 8:06AM0.92m | 8:00PM1.16m | 9:00AM0.69m | ||||||||||||||||||
 | |  | |  | | |  | |  |  | |  | | | | | | | |  | | | | |
 | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — |
 | — | 9:24 | — | — | — | — | — | — | — | 9:25 | — | — | — | — | — | — | — | 9:28 | — | — | — | — | — | 9:30 |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | — | — | — | |
Temp °C | 9 | 8 | 8 | 7 | 8 | 8 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 11 | 11 | 10 | 9 | 10 | 10 | 9 | 10 | 10 |
1 | 0 | 1 | 1 | 3 | 3 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 7 | 7 | 6 | 5 | 5 | 4 | 2 | 3 | 3 | |
Swell 1 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | W 10 | NW 8 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | NW 9 | NW 9 | NW 8 | N 9 | N 9 | N 9 | N 9 | WNW 13 | N 9 |
 kJ | 37 | 37 | 36 | 35 | 18 | 63 | 17 | 17 | 17 | 17 | 16 | 15 | 14 | 14 | 14 | 393 | 384 | 398 | 39 | 39 | 39 | 26 | 54 | 14 |
Swell 2 Height (m) Direction Period (s) | S 14 | — | S 14 | S 13 | S 13 | W 10 | S 13 | S 13 | — | — | — | — | S 9 | W 15 | W 14 | W 9 | N 8 | N 9 | SW 20 | SW 19 | SW 19 | WNW 13 | N 9 | SW 18 |
| kJ | 4 | — | 4 | 3 | 3 | 17 | 3 | 3 | — | — | — | — | 2 | 4 | 4 | 14 | 66 | 56 | 15 | 15 | 15 | 60 | 26 | 13 |
Swell 3 Height (m) Direction Period (s) | — | — | W 11 | W 11 | W 10 | S 13 | W 10 | — | — | — | — | — | — | S 9 | S 9 | WNW 14 | W 9 | W 9 | SW 16 | S 8 | S 8 | SW 19 | SW 19 | SW 15 |
| kJ | — | — | 2 | 2 | 2 | 3 | 2 | — | — | — | — | — | — | 2 | 2 | 18 | 13 | 6 | 10 | 1 | 1 | 15 | 15 | 8 |
Wind waves Height (m) Direction Period (s) | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 8 | NNW 8 | NNW 8 | N 8 | NNW 2 | NW 2 | NW 8 | NW 8 | WNW 8 | NW 7 | NW 8 | NW 8 |
| kJ | 1148 | 1158 | 1056 | 959 | 862 | 588 | 682 | 672 | 544 | 445 | 452 | 387 | 394 | 477 | 512 | 135 | 1 | 1 | 411 | 410 | 390 | 384 | 573 | 881 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 731 | 428 | 600 | 625 | 140 | 93 | 331 | 688 | 586 | 494 | 494 | 516 | 494 | 494 | 311 | 331 | 185 | 230 | 251 | 276 | 191 | 280 | 605 | 1253 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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