Surf Forecasts:
How big are the waves at Castletown today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 3ft (0.9m), 5s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 2.5ft (0.7m), 4s period with SSW swell.
- Evening surf: Evening surf (21 Sep, local time) - 1.5ft (0.5m), 4s period with SSW swell.
The current surf forecast for Castletown at 11AM is: 0.9m 5s primary swell from a South-southwest direction (forecast issued at 06:00am September 21). An open ocean swell of 0.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 3ft (0.9m) | 5s |
| Afternoon (21 Sep) | 2.5ft (0.7m) | 4s |
| Evening (21 Sep) | 1.5ft (0.5m) | 4s |
Table - waves today at Castletown. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Tue night. Very mild (max 19°C on Mon night, min 11°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||||
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) | SSW 4 | SSW 5 | SSW 5 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | S 4 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 3 | SSW 3 | SSW 3 | SSW 4 | S 12 | NNW 5 | NNW 5 | S 12 | NNW 5 | NNW 5 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 25 | 37 | 39 | 23 | 12 | 5 | 7 | 8 | 9 | 5 | 5 | 5 | 2 | 2 | 3 | 5 | 3 | 3 | 0 | 0 | 3 | 0 | 0 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | on | cross-on | cross-on | cross-on | on | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 8:18AM3.73m | 8:43PM4.04m | 9:28AM4.00m | 9:41PM4.35m | 10:14AM4.31m | ||||||||||||||||||
Low Tide | 1:53AM1.94m | 2:24PM2.07m | 3:11AM1.66m | 3:29PM1.77m | 4:01AM1.30m | 4:14PM1.44m | |||||||||||||||||
 | |  |  |  | | | | | | | | | | | | |  |  | | | |  | |
 | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | — | — | — | 7:21 | — | — | — | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:15 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — |
Temp °C | 14 | 14 | 15 | 16 | 18 | 18 | 19 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 14 | 11 | 12 | 13 | 13 | 13 | 13 |
Feels °C | 10 | 10 | 12 | 14 | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 18 | 17 | 17 | 17 | 10 | 4 | 6 | 5 | 6 | 7 | 11 |
Swell 1 Height (m) Direction Period (s) | NNW 5 | NW 6 | NW 6 | NW 8 | N 7 | W 3 | N 7 | — | S 4 | SSW 4 | SSW 4 | — | — | — | — | SSW 3 | SSW 4 | S 4 | — | — | S 12 | — | NNW 5 |
| kJ | 2 | 2 | 2 | 3 | 1 | 1 | 1 | — | 8 | 5 | 5 | — | — | — | — | 4 | 3 | 1 | — | — | 3 | — | 29 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | N 8 | — | — | — | — | — | — | — | — | — | — | W 15 | S 12 | — | — | — | — | — |
| kJ | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 4 | 3 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 4 | SSW 5 | SSW 5 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | — | — | SSW 4 | SSW 4 | SSW 3 | SSW 3 | SSW 3 | NNW 3 | NNW 4 | NNW 5 | NNW 5 | NNW 5 | NNW 5 | NE 3 |
| kJ | 25 | 37 | 39 | 23 | 12 | 5 | 7 | 8 | 9 | — | — | 5 | 2 | 2 | 3 | 5 | 10 | 54 | 61 | 72 | 74 | 70 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 171 | 171 | 171 | 180 | 169 | 169 | 171 | 171 | 171 | 171 | 171 | 225 | 153 | 153 | 152 | 153 | 152 | 267 | 280 | 262 | 262 | 153 | 152 |
Best forecast wave conditions in Isle of Man | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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