Surf Forecasts:
How big are the waves at Llangrannog today (11 Sep):
- Morning surf: Morning surf (11 Sep, local time) - 2.5ft (0.8m), 9s period with WSW swell.
- Afternoon surf: Afternoon surf (11 Sep, local time) - 1.5ft (0.5m), 9s period with WSW swell.
- Evening surf: Evening surf (11 Sep, local time) - 1.5ft (0.4m), 8s period with WSW swell.
The current surf forecast for Llangrannog at 2AM is: 1.1m 9s primary swell from a West-southwest direction (forecast issued at 06:00pm September 10). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | 2.5ft (0.8m) | 9s |
| Afternoon (11 Sep) | 1.5ft (0.5m) | 9s |
| Evening (11 Sep) | 1.5ft (0.4m) | 8s |
Table - waves today at Llangrannog. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 15mm), heaviest on Sat afternoon. Very mild (max 18°C on Sun morning, min 12°C on Fri night). Winds decreasing (fresh winds from the SSW on Thu afternoon, calm by Fri afternoon). | |||||||||||||||||||
Thu 10 | Friday 11 | Saturday 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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 7 | WSW 8 | WSW 7 | WSW 9 | W 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | SW 4 | SW 5 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 254 | 232 | 242 | 243 | 158 | 111 | 90 | 70 | 44 | 40 | 26 | 44 | 23 | 61 | 108 | 150 | 192 | 210 | 181 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross-on | cross-on | on | on | cross-on | cross-on | glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross |
High Tide | 8:15PM4.32m | 8:38AM4.01m | 8:55PM4.49m | 9:17AM4.12m | 9:33PM4.50m | ||||||||||||||
Low Tide | 2:58PM0.28m | 3:27AM-0.05m | 3:35PM0.15m | 4:03AM-0.07m | 4:09PM0.13m | ||||||||||||||
 |  |  |  |  |  |  | | | | | | | | | |  | |  | |
 | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — |
 | — | 7:45 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:40 | — |
mm | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | 2 | 6 | 4 | 1 |
Temp °C | 17 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 13 | 12 | 13 | 15 | 17 | 17 | 17 | 17 | 17 |
Feels °C | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 12 | 10 | 10 | 11 | 13 | 14 | 14 | 14 | 15 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | N 4 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 111 | 90 | 70 | 44 | 40 | 26 | 1 | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 4 | NW 4 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 4 | 7 | 6 | 3 | 3 | 1 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 7 | WSW 8 | WSW 7 | WSW 9 | W 9 | NW 4 | NW 4 | — | — | — | — | WSW 8 | SW 4 | SW 5 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 |
| kJ | 254 | 232 | 242 | 243 | 158 | 9 | 7 | — | — | — | — | 44 | 23 | 61 | 108 | 150 | 192 | 210 | 181 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 135 | 390 | 198 | 52 | 57 | 57 | 55 | 57 | 57 | 69 | 68 | 176 | 159 | 176 | 184 | 198 | 228 | 198 | 198 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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