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Swansea Bay Weather Forecast

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

Saturday 15 December (Today)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
06:00
29.2kts
39.1kts
3.3m
8.8sec
-1mm
-1%
9°C
0°C
09:00
27.5kts
38.1kts
3.6m
10.1sec
3.2mm
76%
10°C
2°C
12:00
29.3kts
40.1kts
3.6m
12.3sec
10.9mm
78%
11°C
4°C
15:00
17.3kts
33.2kts
3.5m
9.3sec
9.9mm
92%
12°C
12°C
18:00
28.4kts
38.7kts
4.4m
9.7sec
11.3mm
83%
11°C
11°C
21:00
26.5kts
36.1kts
4.4m
10.5sec
0.3mm
34%
10°C
4°C

Sunrise: 08:13 / Sunset: 16:08 Twilight: 07:33 / 16:48

°C

Today's tide data

Time Height (m)
04:36:12 L +3.35
11:08:49 H +7.52
17:21:11 L +3.32
23:36:12 H +7.21

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

Sunday 16 December (Tomorrow)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
18.4kts
26.5kts
3.6m
10.5sec
0.7mm
21%
10°C
5°C
03:00
14.8kts
21.3kts
3.1m
10.7sec
1.1mm
5%
10°C
4°C
06:00
13.5kts
18.6kts
2.7m
10.6sec
2.4mm
6%
10°C
5°C
09:00
12kts
16.6kts
2.5m
11sec
0.9mm
7%
10°C
5°C
12:00
13.5kts
18.1kts
2.3m
11.1sec
2.2mm
3%
11°C
5°C
15:00
13.6kts
18.9kts
2.3m
11.2sec
1.9mm
0%
10°C
5°C
18:00
11.2kts
15.3kts
2.2m
10.6sec
2.7mm
0%
9°C
5°C
21:00
12.1kts
16.6kts
2.2m
10.6sec
0.8mm
0%
10°C
5°C

Sunrise: 08:14 / Sunset: 16:08 Twilight: 07:34 / 16:48

Monday 17 December

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
12.3kts
17.2kts
2.2m
10.5sec
1.6mm
0%
9°C
5°C
03:00
10.4kts
14.3kts
2.1m
10.5sec
0.3mm
1%
9°C
5°C
06:00
10.7kts
14.7kts
2.1m
10.5sec
0.9mm
2%
9°C
5°C
09:00
12.7kts
18kts
2.1m
10.4sec
0.2mm
3%
10°C
6°C
12:00
17.2kts
23.9kts
2.3m
8.2sec
0.4mm
5%
11°C
10°C
15:00
19kts
27.7kts
2.7m
8.1sec
0.1mm
30%
11°C
11°C
18:00
21.2kts
31kts
3.2m
8.7sec
0.5mm
45%
12°C
11°C
21:00
22.6kts
34.1kts
3.6m
9.4sec
0.6mm
98%
12°C
12°C

Sunrise: 08:15 / Sunset: 16:09 Twilight: 07:35 / 16:49

Tuesday 18 December

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
23.9kts
36.5kts
4.2m
10.1sec
0.7mm
80%
12°C
11°C
03:00
27.5kts
40.2kts
4.8m
10.9sec
0.5mm
81%
12°C
11°C
06:00
27.4kts
40.2kts
5.4m
11.8sec
0.7mm
54%
11°C
11°C
09:00
31.4kts
46.2kts
5.8m
12.6sec
2.8mm
2%
11°C
10°C
12:00
31.7kts
46.1kts
5.9m
12.8sec
10.6mm
11%
11°C
10°C
15:00
29.3kts
43.4kts
4.8m
13sec
6.7mm
37%
11°C
10°C
18:00
14.4kts
20.7kts
3.7m
13.2sec
14.5mm
56%
11°C
6°C
21:00
9.4kts
14.9kts
3.1m
13.1sec
3.2mm
34%
10°C
6°C

Sunrise: 08:15 / Sunset: 16:09 Twilight: 07:35 / 16:49

Wednesday 19 December

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
13.3kts
19.6kts
2.9m
12.9sec
3.6mm
18%
10°C
5°C
03:00
13.9kts
20.3kts
2.7m
12.7sec
0.4mm
1%
10°C
5°C
06:00
14.2kts
20.7kts
2.7m
12.5sec
1mm
1%
10°C
4°C
09:00
13.6kts
20.6kts
2.7m
11.5sec
0.5mm
1%
10°C
5°C
12:00
15.9kts
21.3kts
2.7m
10.9sec
1.3mm
1%
11°C
6°C
15:00
15.2kts
21.1kts
2.6m
10.5sec
1.5mm
1%
10°C
5°C
18:00
13.7kts
20.3kts
2.6m
10.3sec
2.3mm
1%
10°C
5°C
21:00
14.3kts
21.1kts
2.6m
9.7sec
0.8mm
2%
10°C
5°C

Sunrise: 08:16 / Sunset: 16:09 Twilight: 07:36 / 16:49

Thursday 20 December

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
13.9kts
20.3kts
2.5m
9.8sec
3.2mm
1%
10°C
5°C
03:00
11.2kts
15.4kts
2.3m
9.9sec
2mm
0%
10°C
6°C
06:00
8.8kts
12.4kts
2.2m
10.2sec
2.3mm
0%
9°C
5°C
09:00
5.7kts
8.4kts
2m
10sec
0mm
0%
9°C
8°C
12:00
6.5kts
10.6kts
1.8m
9.9sec
0.2mm
0%
11°C
7°C
15:00
8.4kts
11.8kts
1.6m
9.7sec
0.4mm
0%
10°C
7°C
18:00
6.4kts
8.9kts
1.5m
10.3sec
0.7mm
0%
9°C
6°C
21:00
4.9kts
7.8kts
1.4m
10.1sec
0mm
0%
9°C
8°C

Sunrise: 08:17 / Sunset: 16:10 Twilight: 07:36 / 16:50

Friday 21 December

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
9.8kts
13.6kts
1.4m
10sec
0mm
2%
10°C
6°C
03:00
13.8kts
20.2kts
1.7m
6.9sec
0.7mm
2%
10°C
5°C
06:00
17.6kts
27.5kts
2.2m
6.9sec
3.6mm
44%
11°C
11°C
09:00
19.4kts
29kts
2.5m
7.5sec
1.7mm
99%
12°C
11°C
12:00
20.9kts
32.9kts
2.8m
8sec
6.2mm
95%
12°C
12°C
15:00
18.2kts
28.6kts
2.6m
8.6sec
7.8mm
100%
12°C
12°C
18:00
10.9kts
17.1kts
2.4m
9sec
9mm
99%
12°C
11°C
21:00
12.3kts
17.9kts
2.2m
9.5sec
3.1mm
80%
12°C
11°C

Sunrise: 08:17 / Sunset: 16:10 Twilight: 07:37 / 16:50

Saturday 22 December

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
00:00
11kts
15.2kts
2m
10sec
3.3mm
77%
11°C
10°C
03:00
12.7kts
19.2kts
2.1m
10.4sec
0.9mm
11%
11°C
10°C
06:00
22.5kts
31.1kts
2.7m
8.4sec
1.9mm
45%
11°C
10°C
09:00
23.3kts
30.5kts
2.9m
9.1sec
0.6mm
85%
11°C
5°C
12:00
20.5kts
26.7kts
2.8m
9.3sec
0.9mm
64%
11°C
5°C
15:00
15.5kts
22.1kts
2.6m
9.8sec
0mm
4%
10°C
5°C
18:00
12.9kts
18.6kts
2.4m
10.1sec
0.1mm
2%
9°C
5°C

Sunrise: 08:18 / Sunset: 16:11 Twilight: 07:37 / 16:51

Wind angle today

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