Surf Forecasts:
How big are the waves at Castletown today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 4.5ft (1.3m), 5s period with WSW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 7ft (2.2m), 6s period with SW swell.
- Evening surf: Evening surf (18 Sep, local time) - 7ft (2.2m), 7s period with SW swell.
The current surf forecast for Castletown at 3AM is: 1.5m 5s primary swell from a West direction (forecast issued at 12:00am September 18). An open ocean swell of 0.1m 15s is not directed at the surf break, a second open ocean swell of 0.1m 15s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 4.5ft (1.3m) | 5s |
| Afternoon (18 Sep) | 7ft (2.2m) | 6s |
| Evening (18 Sep) | 7ft (2.2m) | 7s |
Table - waves today at Castletown. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Fri morning. Very mild (max 16°C on Fri afternoon, min 12°C on Sat night). Winds decreasing (strong winds from the SW on Fri afternoon, light winds from the WSW by Sun afternoon). | ||||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | W 5 | W 5 | WSW 5 | WSW 5 | SW 6 | SW 6 | SW 7 | SW 7 | SSW 6 | SSW 7 | SW 7 | SW 7 | SW 5 | SW 5 | SW 5 | WSW 5 | W 5 | SSW 6 | SSW 6 | SSW 6 | W 4 | WSW 4 | WSW 4 | SSW 3 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 141 | 121 | 109 | 87 | 200 | 439 | 495 | 393 | 329 | 392 | 344 | 267 | 169 | 98 | 62 | 73 | 117 | 14 | 12 | 7 | 19 | 15 | 8 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross-on | cross-on | cross-on |
High Tide | 4:16AM4.24m | 4:38PM4.16m | 5:13AM3.90m | 5:44PM3.93m | 6:38AM3.67m | 7:16PM3.85m | ||||||||||||||||||
Low Tide | 10:01PM1.33m | 10:23AM1.58m | 10:55PM1.68m | 11:20AM1.94m | 00:12AM1.94m | 12:47PM2.15m | ||||||||||||||||||
 |  |  |  |  | | | | |  | |  | | | | | | | | | | | | | |
 | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:25 | — | — | — | — | — | — | — | 7:22 | — |
mm | — | — | — | — | 2 | 1 | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 14 | 13 | 14 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 |
Feels °C | 6 | 5 | 7 | 7 | 5 | 6 | 9 | 10 | 9 | 10 | 10 | 9 | 8 | 8 | 9 | 7 | 5 | 5 | 5 | 7 | 8 | 9 | 8 | 9 |
Swell 1 Height (m) Direction Period (s) | NW 15 | NW 15 | NW 14 | NW 5 | NNW 6 | NW 7 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | W 11 | W 10 | W 10 | NW 5 | NW 12 | — | SSW 6 | SSW 6 | SSW 6 | NW 5 | NW 5 | NW 5 | NNW 5 |
| kJ | 9 | 8 | 8 | 7 | 3 | 2 | 6 | 6 | 6 | 5 | 5 | 2 | 2 | 2 | 1 | 6 | — | 14 | 12 | 7 | 21 | 12 | 5 | 2 |
Swell 2 Height (m) Direction Period (s) | — | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | — | — | — | — | — | — | — | — | NW 12 | — | — | — | — | NW 12 | SSW 6 | SW 6 | — | — |
| kJ | — | 8 | 8 | 8 | 7 | 7 | — | — | — | — | — | — | — | — | 6 | — | — | — | — | 6 | 7 | 9 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | NW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 5 | W 5 | WSW 5 | WSW 5 | SW 6 | SW 6 | SW 7 | SW 7 | SSW 6 | SSW 7 | SW 7 | SW 7 | SW 5 | SW 5 | SW 5 | WSW 5 | W 5 | W 5 | WNW 5 | WNW 5 | W 4 | WSW 4 | WSW 4 | SSW 3 |
| kJ | 141 | 121 | 109 | 87 | 200 | 439 | 495 | 393 | 329 | 392 | 344 | 267 | 169 | 98 | 62 | 73 | 117 | 143 | 105 | 78 | 19 | 15 | 8 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 636 | 283 | 267 | 419 | 210 | 171 | 408 | 408 | 180 | 408 | 602 | 602 | 590 | 336 | 336 | 336 | 139 | 316 | 275 | 281 | 139 | 268 | 139 | 249 |
Best forecast wave conditions in Isle of Man | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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