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Swansea Bay Weather Forecast

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

Sunday 19 August (Today)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
13:00
12.7kts
18.4kts
1.7m
7.6sec
-1mm
-1%
18°C
17°C
  • ●
  • ●
  • ●
16:00
12kts
17.2kts
1.5m
7.5sec
0.1mm
92%
18°C
17°C
  • ●
  • ●
  • ●
19:00
9.8kts
15kts
1.4m
7.3sec
0.2mm
92%
17°C
17°C
  • ●
  • ●
  • ●
22:00
7.3kts
10.9kts
1.3m
8.7sec
0.1mm
64%
17°C
17°C
  • ●
  • ●
  • ●

Sunrise: 06:06 / Sunset: 20:32 Twilight: 05:29 / 21:09

°C

uv index forecast

Partnered with SolRX sunscreen
uv forecast >>
more >>

Today's tide data

Time Height (m)
06:38:53 L +2.91
13:03:49 H +7.47
19:10:16 L +3.08

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

Monday 20 August (Tomorrow)

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
6.4kts
9.4kts
1.2m
9.2sec
0.1mm
45%
16°C
16°C
  • ●
  • ●
  • ●
04:00
6.2kts
9.1kts
1.1m
8.9sec
0mm
44%
16°C
16°C
  • ●
  • ●
  • ●
07:00
4.9kts
7.2kts
1.1m
8.9sec
0mm
64%
17°C
17°C
  • ●
  • ●
  • ●
10:00
4.1kts
5.3kts
1m
9.5sec
0.6mm
38%
18°C
18°C
  • ●
  • ●
  • ●
13:00
8kts
11.3kts
0.9m
9.1sec
1.5mm
21%
19°C
19°C
  • ●
  • ●
  • ●
16:00
9.9kts
13.6kts
0.9m
8.8sec
0.2mm
1%
19°C
19°C
  • ●
  • ●
  • ●
19:00
9.8kts
13.5kts
0.9m
8.6sec
0.3mm
1%
18°C
18°C
  • ●
  • ●
  • ●
22:00
7.3kts
11.1kts
0.8m
8.3sec
0mm
5%
16°C
16°C
  • ●
  • ●
  • ●

Sunrise: 06:08 / Sunset: 20:29 Twilight: 05:31 / 21:06

uv index forecast

Partnered with SolRX sunscreen
uv forecast >>

Tuesday 21 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
5.3kts
8.1kts
0.8m
8.1sec
0mm
30%
16°C
16°C
  • ●
  • ●
  • ●
04:00
5.5kts
8.4kts
0.8m
7.3sec
0.1mm
79%
16°C
15°C
  • ●
  • ●
  • ●
07:00
5.7kts
8.6kts
0.7m
7.5sec
0.1mm
84%
16°C
16°C
  • ●
  • ●
  • ●
10:00
6.3kts
8kts
0.7m
7.5sec
0.1mm
95%
17°C
17°C
  • ●
  • ●
  • ●
13:00
8.1kts
9.5kts
0.7m
7.4sec
0.2mm
91%
19°C
18°C
  • ●
  • ●
  • ●
16:00
8.6kts
10.1kts
0.7m
7sec
0mm
51%
19°C
18°C
  • ●
  • ●
  • ●
19:00
7.9kts
9.9kts
0.7m
7.1sec
0mm
31%
18°C
17°C
  • ●
  • ●
  • ●
22:00
6.5kts
10.3kts
0.7m
6.8sec
0mm
3%
16°C
16°C
  • ●
  • ●
  • ●

Sunrise: 06:09 / Sunset: 20:27 Twilight: 05:33 / 21:04

Wednesday 22 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
7.1kts
12.4kts
0.8m
6.6sec
0mm
29%
17°C
16°C
  • ●
  • ●
  • ●
04:00
8.4kts
14.2kts
0.8m
6.4sec
0mm
62%
17°C
16°C
  • ●
  • ●
  • ●
07:00
9.7kts
16.7kts
0.9m
6.4sec
0mm
62%
17°C
17°C
  • ●
  • ●
  • ●
10:00
10.5kts
16.5kts
0.9m
6.5sec
0mm
75%
18°C
17°C
  • ●
  • ●
  • ●
13:00
11.2kts
17.2kts
0.9m
5.4sec
0.1mm
62%
18°C
18°C
  • ●
  • ●
  • ●
16:00
12.1kts
18.7kts
0.9m
5.4sec
0.4mm
32%
18°C
17°C
  • ●
  • ●
  • ●
19:00
10.3kts
15.8kts
0.8m
5.5sec
0.8mm
51%
17°C
17°C
  • ●
  • ●
  • ●
22:00
5.8kts
8.2kts
0.7m
6sec
0.2mm
77%
16°C
16°C
  • ●
  • ●
  • ●

Sunrise: 06:11 / Sunset: 20:25 Twilight: 05:35 / 21:02

Thursday 23 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
6.9kts
8.7kts
0.7m
6.2sec
0.2mm
43%
15°C
14°C
  • ●
  • ●
  • ●
04:00
6.1kts
7.5kts
0.6m
6sec
0mm
18%
14°C
12°C
  • ●
  • ●
  • ●
07:00
4.1kts
6kts
0.6m
5.8sec
0mm
14%
15°C
12°C
  • ●
  • ●
  • ●
10:00
8.7kts
11kts
0.7m
5.7sec
0mm
20%
17°C
15°C
  • ●
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  • ●
13:00
13.7kts
16.8kts
0.9m
4.6sec
0mm
15%
17°C
15°C
  • ●
  • ●
  • ●
16:00
17.7kts
21.8kts
1.2m
5sec
0.4mm
6%
17°C
15°C
  • ●
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19:00
15.2kts
19.9kts
1.4m
5.4sec
1mm
8%
16°C
14°C
  • ●
  • ●
  • ●
22:00
13.5kts
19.3kts
1.5m
5.8sec
0.1mm
1%
14°C
12°C
  • ●
  • ●
  • ●

Sunrise: 06:13 / Sunset: 20:23 Twilight: 05:36 / 20:59

Friday 24 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
13.6kts
19.9kts
1.6m
6sec
0.1mm
0%
14°C
12°C
  • ●
  • ●
  • ●
04:00
13.9kts
20.2kts
1.6m
6.1sec
0mm
1%
14°C
11°C
  • ●
  • ●
  • ●
07:00
13.7kts
20.2kts
1.6m
6sec
0mm
5%
14°C
11°C
  • ●
  • ●
  • ●
10:00
14.8kts
18.4kts
1.6m
5.9sec
0mm
2%
16°C
13°C
  • ●
  • ●
  • ●
13:00
15kts
18.2kts
1.6m
5.8sec
0.4mm
7%
17°C
14°C
  • ●
  • ●
  • ●
16:00
14.7kts
18.8kts
1.5m
5.8sec
0.5mm
6%
17°C
14°C
  • ●
  • ●
  • ●
19:00
12.7kts
17.9kts
1.5m
5.7sec
0.5mm
4%
16°C
14°C
  • ●
  • ●
  • ●
22:00
10.5kts
16.7kts
1.4m
5.6sec
0mm
0%
14°C
13°C
  • ●
  • ●
  • ●

Sunrise: 06:14 / Sunset: 20:21 Twilight: 05:38 / 20:57

Saturday 25 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
9kts
13.8kts
1.3m
5.6sec
0mm
0%
14°C
12°C
  • ●
  • ●
  • ●
04:00
7.7kts
10.9kts
1.2m
5.7sec
0mm
0%
14°C
12°C
  • ●
  • ●
  • ●
07:00
5.4kts
6.9kts
1.1m
5.6sec
0mm
0%
14°C
12°C
  • ●
  • ●
  • ●
10:00
6.9kts
8.1kts
1m
5.6sec
0.1mm
3%
16°C
13°C
  • ●
  • ●
  • ●
13:00
11.1kts
11.9kts
0.9m
5.2sec
0.2mm
4%
17°C
15°C
  • ●
  • ●
  • ●
16:00
12.6kts
15.2kts
1m
4.8sec
0mm
4%
17°C
14°C
  • ●
  • ●
  • ●
19:00
14.7kts
21.1kts
1.3m
5sec
1mm
16%
15°C
14°C
  • ●
  • ●
  • ●
22:00
18.8kts
27kts
1.8m
5.9sec
0.5mm
43%
16°C
14°C
  • ●
  • ●
  • ●

Sunrise: 06:16 / Sunset: 20:19 Twilight: 05:40 / 20:55

Sunday 26 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
22.6kts
32.3kts
2.1m
6.6sec
4.9mm
71%
16°C
16°C
  • ●
  • ●
  • ●
04:00
20.1kts
29kts
2.1m
6.9sec
8.9mm
100%
17°C
16°C
  • ●
  • ●
  • ●
07:00
19kts
26kts
2.1m
6.9sec
9.5mm
99%
16°C
15°C
  • ●
  • ●
  • ●
10:00
16kts
23.1kts
2m
6.6sec
0.3mm
83%
16°C
15°C
  • ●
  • ●
  • ●
13:00
14.8kts
20.2kts
1.9m
6.5sec
0.4mm
52%
16°C
15°C
  • ●
  • ●
  • ●
16:00
12.8kts
17.1kts
1.7m
6.5sec
0.1mm
13%
17°C
16°C
  • ●
  • ●
  • ●
19:00
11.7kts
16.3kts
1.5m
6.2sec
0.3mm
13%
16°C
15°C
  • ●
  • ●
  • ●
22:00
9.5kts
14.9kts
1.3m
5.9sec
0.2mm
5%
15°C
14°C
  • ●
  • ●
  • ●

Sunrise: 06:17 / Sunset: 20:17 Twilight: 05:42 / 20:52

Monday 27 August

Wind Gust Swell Period Rain Cloud Temp Chill [Wind rating]
01:00
9.6kts
14.5kts
1.2m
5.5sec
0.4mm
6%
15°C
14°C
  • ●
  • ●
  • ●

Sunrise: 06:19 / Sunset: 20:14 Twilight: 05:43 / 20:50

Wind angle today

Explore other spots in a w wind direction.

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