Swansea Bay Wind and Wave Forecast
GFS 0.25° wind, atmospheric and GFSWave 0.25° forecast data for Swansea Bay.
Sunday 15 November (Today)
| Wind | Gust | Dir | Cloud | Mid | High | Rain | Temp | Swell | Period | Dir | Wave | Period | Dir | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 | 8.6kts | 19.1kts | | -1% | -1% | -1% | -1mm | 7.7°C | 1.2m | 8.6sec | | 1.1m | 5.7sec | |
| 03:00 | 9.5kts | 19.8kts | | 2% | 91% | 96% | 0.1mm | 8°C | 1.2m | 6.5sec | | 1.1m | 5.1sec | |
| 06:00 | 8.9kts | 16.8kts | | 37% | 95% | 95% | 0.3mm | 8.7°C | 1.3m | 6.2sec | | 1.3m | 6.2sec | |
| 09:00 | 7kts | 13.5kts | | 83% | 90% | 100% | 2.6mm | 9.4°C | 1.3m | 6.6sec | | 0.2m | 2.8sec | |
| 12:00 | 8.7kts | 11.6kts | | 84% | 94% | 100% | 4.4mm | 9.7°C | 1.2m | 7.2sec | | 1.2m | 7.2sec | |
| 15:00 | 10.9kts | 14kts | | 79% | 100% | 99% | 2.7mm | 9.8°C | 1.5m | 5.7sec | | 1.3m | 5.5sec | |
| 18:00 | 23kts | 29.2kts | | 88% | 84% | 77% | 4mm | 10.2°C | 1.5m | 6.2sec | | 1m | 4.5sec | |
| 21:00 | 18.1kts | 24.2kts | | 91% | 18% | 79% | 0.2mm | 8.8°C | 1.7m | 11.4sec | | 1.3m | 5.6sec | |
07:32 / 16:28 06:55 / 17:05
°C
Today's tide data
| Time | Height (m) |
|---|---|
| 02:46:41 | L +2.86 |
| 09:13:56 | H +7.98 |
| 15:15:57 | L +3 |
| 21:32:46 | H +7.55 |
Tide chart for Mumbles
Tide times vary with distance to report location; all times incorporate BST; for more tide information click here
Monday 16 November (Tomorrow)
| Wind | Gust | Dir | Cloud | Mid | High | Rain | Temp | Swell | Period | Dir | Wave | Period | Dir | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 | 16.9kts | 22.3kts | | 94% | 10% | 40% | 0.4mm | 8.1°C | 1.8m | 10.5sec | | 1.3m | 6.4sec | |
| 03:00 | 13.2kts | 18kts | | 84% | 0% | 30% | 0mm | 8°C | 1.5m | 10.2sec | | 0.9m | 5.9sec | |
| 06:00 | 10.5kts | 15.7kts | | 87% | 9% | 59% | 0.1mm | 7.8°C | 1.4m | 9.9sec | | -0.4m | 0.2sec | |
| 09:00 | 4.7kts | 8.2kts | | 82% | 41% | 72% | 0mm | 8°C | 1.3m | 9.6sec | | -1m | -1sec | |
| 12:00 | 3.4kts | 3.9kts | | 61% | 42% | 85% | 0mm | 9.3°C | 1.1m | 9.3sec | | -1m | -1sec | |
| 15:00 | 6.9kts | 8.2kts | | 34% | 100% | 100% | 0mm | 8.6°C | 1m | 9.2sec | | -0.4m | -0sec | |
| 18:00 | 11.7kts | 19.2kts | | 53% | 100% | 100% | 1.4mm | 7.8°C | 1.1m | 9.7sec | | 0.6m | 3.2sec | |
| 21:00 | 20.6kts | 36.1kts | | 100% | 98% | 100% | 0.9mm | 7.6°C | 1.7m | 4.8sec | | 1.5m | 4.8sec | |
07:34 / 16:27 06:57 / 17:04
Tuesday 17 November
| Wind | Gust | Dir | Cloud | Mid | High | Rain | Temp | Swell | Period | Dir | Wave | Period | Dir | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 | 18.6kts | 32.6kts | | 99% | 99% | 100% | 9mm | 8.8°C | 1.9m | 5.6sec | | 1.8m | 5.6sec | |
| 03:00 | 14.6kts | 28.7kts | | 100% | 85% | 67% | 6.3mm | 10.1°C | 1.7m | 5.4sec | | 1.5m | 7.3sec | |
| 06:00 | 25.8kts | 38.2kts | | 93% | 64% | 34% | 8.4mm | 10.5°C | 3.3m | 8.4sec | | 3.3m | 8.4sec | |
| 09:00 | 28.2kts | 39.9kts | | 35% | 34% | 0% | 0.5mm | 10.3°C | 4.1m | 10sec | | 4.1m | 10sec | |
| 12:00 | 24.2kts | 33.9kts | | 37% | 34% | 19% | 0.9mm | 11.1°C | 4m | 11sec | | 4m | 11sec | |
| 15:00 | 15.1kts | 25.3kts | | 85% | 71% | 93% | 3.8mm | 10.3°C | 3.4m | 11.7sec | | 1.8m | 5.9sec | |
| 18:00 | 15.3kts | 26.7kts | | 93% | 85% | 97% | 11.6mm | 9.9°C | 3.1m | 12sec | | 3.2m | 12sec | |
| 21:00 | 16.7kts | 27.2kts | | 64% | 44% | 19% | 1.1mm | 9.3°C | 3.3m | 12sec | | 3.3m | 12sec | |
07:35 / 16:25 06:58 / 17:02
Wednesday 18 November
| Wind | Gust | Dir | Cloud | Mid | High | Rain | Temp | Swell | Period | Dir | Wave | Period | Dir | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 | 16.7kts | 25.8kts | | 58% | 56% | 45% | 4.4mm | 9.2°C | 3.2m | 12sec | | 3.2m | 12sec | |
| 03:00 | 19.6kts | 28.8kts | | 88% | 100% | 100% | 1.9mm | 10.2°C | 3.7m | 11.8sec | | 3.7m | 11.8sec | |
| 06:00 | 19.5kts | 28.7kts | | 90% | 96% | 100% | 4.1mm | 9.9°C | 3.7m | 12.3sec | | 3.7m | 12.3sec | |
| 09:00 | 17.2kts | 27.6kts | | 50% | 51% | 54% | 0.7mm | 10°C | 3.8m | 12.7sec | | 3.8m | 12.7sec | |
| 12:00 | 19.6kts | 27.6kts | | 65% | 74% | 61% | 2.9mm | 10.6°C | 3.8m | 13.4sec | | 3.8m | 13.4sec | |
| 15:00 | 19kts | 26.6kts | | 81% | 92% | 73% | 1.5mm | 10.5°C | 3.8m | 14.2sec | | 3.8m | 14.2sec | |
| 18:00 | 16kts | 23.9kts | | 86% | 96% | 87% | 3.2mm | 10.1°C | 3.9m | 15.3sec | | 3.9m | 15.3sec | |
| 21:00 | 14.3kts | 22.8kts | | 64% | 92% | 91% | 0.9mm | 9.8°C | 3.8m | 15.6sec | | 3.8m | 15.6sec | |
07:37 / 16:24 07:00 / 17:01
Thursday 19 November
| Wind | Gust | Dir | Cloud | Mid | High | Rain | Temp | Swell | Period | Dir | Wave | Period | Dir | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 | 10.3kts | 13.7kts | | 68% | 50% | 63% | 1.5mm | 8.7°C | 3.6m | 15.4sec | | 1.7m | 7.7sec | |
| 03:00 | 7.1kts | 10.8kts | | 50% | 39% | 80% | 0.3mm | 8.8°C | 3.4m | 15.3sec | | -1m | -1sec | |
| 06:00 | 7.4kts | 12.1kts | | 54% | 70% | 90% | 1.5mm | 9.7°C | 3.3m | 15.2sec | | -1m | -1sec | |
| 09:00 | 7.9kts | 14.8kts | | 85% | 83% | 74% | 1.3mm | 9.6°C | 3.2m | 15sec | | -1m | -1sec | |
| 12:00 | 5kts | 20.9kts | | 91% | 91% | 76% | 5.6mm | 8.8°C | 3.2m | 14.6sec | | -1m | -1sec | |
| 15:00 | 7.4kts | 18.8kts | | 74% | 90% | 99% | 3.3mm | 8.6°C | 3.1m | 14.3sec | | -0.2m | 1.3sec | |
| 18:00 | 19.4kts | 24.2kts | | 83% | 94% | 99% | 4.2mm | 8.1°C | 2.9m | 13.9sec | | 0.8m | 3.8sec | |
| 21:00 | 23.4kts | 31.5kts | | 100% | 90% | 83% | 0.9mm | 7.6°C | 2.8m | 13.3sec | | 1.2m | 4.6sec | |
07:39 / 16:23 07:01 / 17:00
Friday 20 November
| Wind | Gust | Dir | Cloud | Mid | High | Rain | Temp | Swell | Period | Dir | Wave | Period | Dir | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 | 23.7kts | 32.2kts | | 100% | 91% | 80% | 2.3mm | 7.7°C | 2.6m | 12.8sec | | 1.4m | 5.1sec | |
| 03:00 | 19.7kts | 30.1kts | | 88% | 40% | 37% | 0.2mm | 7.1°C | 2.3m | 12.6sec | | 1.3m | 5.2sec | |
| 06:00 | 14.1kts | 22.4kts | | 73% | 22% | 19% | 0.2mm | 6.5°C | 1.9m | 12.4sec | | 0.9m | 4.8sec | |
| 09:00 | 10.5kts | 17kts | | 31% | 2% | 0% | 0mm | 6.9°C | 1.6m | 12.1sec | | 0.6m | 4.1sec | |
| 12:00 | 7.3kts | 10.2kts | | 17% | 1% | 0% | 0mm | 9.6°C | 1.5m | 12sec | | 0.4m | 3.3sec | |
| 15:00 | 3.5kts | 3.6kts | | 5% | 0% | 0% | 0mm | 8.5°C | 1.3m | 11.8sec | | -1m | -1sec | |
| 18:00 | 1.3kts | 1.4kts | | 4% | 0% | 0% | 0mm | 5.8°C | 1.3m | 11.6sec | | -1m | -1sec | |
| 21:00 | 4.4kts | 4.3kts | | 2% | 0% | 2% | 0mm | 5.4°C | 1.2m | 11.2sec | | -1m | -1sec | |
07:40 / 16:22 07:03 / 16:59
Saturday 21 November
| Wind | Gust | Dir | Cloud | Mid | High | Rain | Temp | Swell | Period | Dir | Wave | Period | Dir | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 | 5.9kts | 6.9kts | | 2% | 0% | 15% | 0mm | 5.5°C | 1.1m | 10.9sec | | -1m | -1sec | |
| 03:00 | 8.4kts | 14.3kts | | 3% | 0% | 97% | 0mm | 6°C | 1.2m | 10.6sec | | 0.5m | 3sec | |
| 06:00 | 12.6kts | 26kts | | 14% | 26% | 99% | 0.2mm | 7.2°C | 1.3m | 10.4sec | | 0.9m | 3.8sec | |
| 09:00 | 15.8kts | 29.7kts | | 97% | 98% | 99% | 3.1mm | 8.5°C | 1.9m | 7.5sec | | 1.8m | 5.4sec | |
| 12:00 | 16.9kts | 24.7kts | | 82% | 58% | 49% | 3.8mm | 10.3°C | 2.1m | 7.4sec | | 2.1m | 7.4sec | |
| 15:00 | 16.3kts | 23.6kts | | 38% | 35% | 0% | 1.2mm | 9.9°C | 2m | 7.2sec | | 2m | 7.2sec | |
| 18:00 | 14.7kts | 23.1kts | | 42% | 46% | 0% | 2.8mm | 8.9°C | 2.1m | 7.9sec | | 2m | 7.9sec | |
| 21:00 | 15.9kts | 24kts | | 40% | 33% | 0% | 1.2mm | 8.3°C | 2.3m | 8.4sec | | 2.3m | 8.4sec | |
07:42 / 16:20 07:04 / 16:58
Sunday 22 November
| Wind | Gust | Dir | Cloud | Mid | High | Rain | Temp | Swell | Period | Dir | Wave | Period | Dir | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 | 16kts | 25.4kts | | 44% | 34% | 0% | 2.1mm | 7.9°C | 2.5m | 8.8sec | | 2.5m | 8.8sec | |
| 03:00 | 15.7kts | 25.8kts | | 29% | 6% | 0% | 0.3mm | 7.4°C | 2.5m | 9.3sec | | 2.5m | 9.3sec | |
| 06:00 | 18.6kts | 26.5kts | | 37% | 3% | 0% | 0.6mm | 8.7°C | 2.6m | 10.1sec | | 2.6m | 10.1sec | |
| 09:00 | 19.2kts | 27.2kts | | 99% | 3% | 2% | 0.3mm | 9°C | 2.7m | 9.9sec | | 2.7m | 10sec | |
| 12:00 | 22.3kts | 31.3kts | | 83% | 6% | 1% | 0.6mm | 10°C | 2.7m | 7.9sec | | 2.7m | 7.9sec | |
07:44 / 16:19 07:06 / 16:57