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Swansea Bay Weather Forecast

GFS 50km atmospheric and NWW3 100km marine forecast data for Swansea Bay.

Tuesday 17 May (Today)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
8.8kts
14.5kts
1.1m
7.6sec
-1mm
-1%
11°C
12°C
04:00
9kts
15.5kts
1.2m
14.5sec
0mm
0%
11°C
11°C
07:00
7.6kts
11.8kts
1.4m
13.4sec
0mm
2%
12°C
12°C
10:00
10.1kts
15.2kts
1.8m
12.2sec
0mm
10%
13°C
14°C
13:00
15kts
23.5kts
2.2m
11.6sec
0mm
7%
14°C
15°C
16:00
16.2kts
26.6kts
2.6m
13.7sec
1.3mm
2%
13°C
15°C
19:00
4.5kts
8.2kts
2.6m
13.5sec
7.1mm
34%
11°C
11°C
22:00
8.4kts
17.2kts
2.4m
13.3sec
0mm
12%
11°C
11°C

Sunrise: 05:18 / Sunset: 21:06 Twilight: 04:35 / 21:48

°C

Today's tide data

Time Height (m)
01:28:20 L +0.92
07:48:19 H +9.62
13:51:46 L +0.98
20:12:19 H +9.64

Tide chart for Mumbles

Bigsalty Tide Charts

Tide times vary with distance to report location; all times incorporate BST; for more tide information click here

Wednesday 18 May (Tomorrow)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
13.1kts
20.7kts
2.4m
12.9sec
0mm
16%
11°C
11°C
04:00
12.9kts
20.8kts
2.4m
12.7sec
0.1mm
25%
11°C
11°C
07:00
8.9kts
15.4kts
2.3m
12.4sec
0.1mm
20%
12°C
11°C
10:00
9.6kts
14.2kts
2.1m
11.8sec
0mm
4%
13°C
13°C
13:00
9.2kts
12.5kts
1.9m
11.4sec
0mm
2%
14°C
14°C
16:00
11.9kts
19.4kts
1.9m
11sec
0.1mm
2%
13°C
14°C
19:00
13.9kts
24.4kts
2.2m
10.6sec
1.6mm
19%
12°C
12°C
22:00
10.3kts
19.1kts
2.2m
10.2sec
0.2mm
16%
12°C
12°C

Sunrise: 05:16 / Sunset: 21:07 Twilight: 04:34 / 21:50

Thursday 19 May

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
7.3kts
10.7kts
2.2m
10.5sec
0.3mm
11%
11°C
11°C
04:00
4.3kts
5.7kts
2.1m
10.7sec
0mm
3%
10°C
10°C
07:00
3kts
4.3kts
2m
10.8sec
0mm
4%
11°C
11°C
10:00
3.7kts
4.8kts
1.8m
10.7sec
0mm
2%
13°C
12°C
13:00
6.6kts
8.1kts
1.7m
10.5sec
0mm
1%
14°C
13°C
16:00
6kts
8.8kts
1.6m
10.5sec
0mm
0%
14°C
13°C
19:00
6kts
9.8kts
1.6m
10.6sec
0mm
0%
12°C
12°C
22:00
4kts
4.5kts
1.6m
10.6sec
0mm
1%
11°C
11°C

Sunrise: 05:15 / Sunset: 21:09 Twilight: 04:32 / 21:52

Friday 20 May

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
6.7kts
9.2kts
1.6m
10.5sec
0mm
0%
11°C
11°C
04:00
7.6kts
12.4kts
1.6m
10.5sec
0mm
6%
11°C
11°C
07:00
10kts
17.3kts
1.6m
10.4sec
0.3mm
6%
12°C
11°C
10:00
14.1kts
23.6kts
1.7m
10.3sec
0.2mm
17%
12°C
12°C
13:00
18kts
25.4kts
1.9m
10.2sec
0.5mm
15%
14°C
13°C
16:00
19.9kts
29.5kts
2.1m
9.7sec
0.6mm
15%
13°C
13°C
19:00
19kts
27.8kts
2.2m
8.4sec
1.4mm
17%
12°C
12°C
22:00
16.4kts
25.8kts
2.1m
8.9sec
0.2mm
13%
12°C
12°C

Sunrise: 05:14 / Sunset: 21:10 Twilight: 04:31 / 21:53

Saturday 21 May

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
13.8kts
23.3kts
1.9m
8.9sec
0.2mm
14%
11°C
11°C
04:00
12kts
19.9kts
1.7m
8.9sec
0mm
18%
11°C
11°C
07:00
9.4kts
16.1kts
1.5m
8.9sec
0.1mm
14%
12°C
11°C
10:00
9.3kts
12.4kts
1.3m
8.8sec
0.1mm
9%
13°C
12°C
13:00
9.3kts
11kts
1.2m
8.8sec
0.1mm
10%
14°C
13°C
16:00
9kts
10.9kts
1m
8.8sec
0mm
0%
14°C
13°C
19:00
5.5kts
7kts
0.9m
8.7sec
0mm
2%
13°C
13°C
22:00
4.1kts
4.4kts
0.9m
8.5sec
0mm
0%
12°C
12°C

Sunrise: 05:12 / Sunset: 21:12 Twilight: 04:29 / 21:55

Sunday 22 May

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
1.4kts
1.8kts
0.8m
8.4sec
0mm
0%
11°C
11°C
04:00
5kts
5.3kts
0.7m
8.3sec
0mm
0%
11°C
11°C
07:00
6.5kts
7.7kts
0.7m
8.3sec
0mm
0%
12°C
11°C
10:00
7.1kts
9.3kts
0.6m
8.2sec
0mm
0%
14°C
13°C
13:00
6.4kts
8kts
0.6m
8sec
0mm
0%
15°C
15°C
16:00
5kts
6.6kts
0.6m
8sec
0mm
0%
16°C
16°C
19:00
5.6kts
7.5kts
0.6m
8sec
0mm
0%
15°C
16°C
22:00
5.1kts
5.2kts
0.6m
7.9sec
0mm
0%
13°C
14°C

Sunrise: 05:11 / Sunset: 21:13 Twilight: 04:27 / 21:57

Monday 23 May

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
6.7kts
8.5kts
0.6m
7.9sec
0mm
0%
13°C
14°C
04:00
5.7kts
6.8kts
0.7m
7.9sec
0.3mm
3%
13°C
13°C
07:00
3.8kts
4.1kts
0.7m
7.9sec
1.1mm
12%
13°C
13°C
10:00
4.6kts
5kts
0.7m
7.9sec
0.7mm
53%
14°C
14°C
13:00
9.5kts
12.6kts
0.8m
7.9sec
0.8mm
66%
14°C
14°C
16:00
11.3kts
15.2kts
0.8m
8.7sec
0.1mm
38%
14°C
14°C
19:00
11kts
14.7kts
0.9m
8.6sec
0.1mm
21%
13°C
13°C
22:00
9.3kts
14kts
1m
8.6sec
0mm
2%
12°C
12°C

Sunrise: 05:10 / Sunset: 21:14 Twilight: 04:26 / 21:58

Tuesday 24 May

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
9.4kts
14.3kts
1.2m
6.1sec
0mm
8%
12°C
11°C
04:00
9.2kts
11.9kts
1.2m
6.4sec
0mm
32%
12°C
11°C
07:00
8.4kts
11.2kts
1.1m
7.7sec
0mm
24%
12°C
11°C
10:00
10.6kts
12.1kts
1m
9.1sec
0mm
6%
13°C
12°C
13:00
9.1kts
10.8kts
0.9m
8.9sec
0mm
4%
14°C
13°C

Sunrise: 05:09 / Sunset: 21:16 Twilight: 04:25 / 22:00

Wind angle today

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