Caswell Bay (Swansea) weather
Find a forecast
Here are our top tips to keep you, your friends and family safe at the beach with links to Royal National Lifeboat Institution (RNLI) and Met Office advice.
- Head to a lifeguarded beach; check the RNLI lifeguarded beach tool
- Follow RNLI Float to Live advice if you find yourself struggling in the water
- Know what to do if you get caught in a rip current (RNLI)
- Check the tide times to avoid getting cut off by the tide coming in
- Call 999 and ask for the coastguard in an emergency
- Learn more about staying safe at the beach
Highest possible:
Lowest possible:
| Time |
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
30%
|
70%
|
80%
|
70%
|
40%
|
10%
|
10%
|
20%
|
30%
|
20%
|
10%
|
| Temperature |
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
7°
|
8°
|
8°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
10°
|
11°
|
11°
|
11°
|
12°
|
| Wind direction and speed |
ESE
16
|
ESE
16
|
ESE
16
|
ESE
17
|
ESE
17
|
ESE
17
|
ESE
17
|
ESE
18
|
ESE
18
|
ESE
19
|
ESE
19
|
ESE
18
|
ESE
17
|
SE
16
|
SE
15
|
SSE
13
|
SSE
12
|
S
12
|
S
12
|
SSW
11
|
SSW
11
|
| Wind gust (mph) |
32
|
32
|
32
|
32
|
32
|
33
|
34
|
34
|
34
|
34
|
34
|
33
|
33
|
32
|
30
|
29
|
28
|
26
|
25
|
25
|
24
|
| Visibility |
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
G
|
VG
|
VG
|
G
|
G
|
VG
|
VG
|
| Humidity |
86%
|
86%
|
89%
|
90%
|
92%
|
92%
|
94%
|
93%
|
92%
|
91%
|
91%
|
92%
|
94%
|
94%
|
94%
|
94%
|
94%
|
95%
|
94%
|
94%
|
94%
|
| UV |
-
|
-
|
-
|
-
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
| Wind direction and speed | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Height of waves offshore (m) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Period of waves offshore (s) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Direction of waves offshore |
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
10%
|
20%
|
30%
|
50%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
| Feels like temperature (°C) |
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
12°
|
12°
|
12°
|
| Wind direction and speed (mph) |
SSW
11
|
SSW
10
|
SSW
10
|
SSW
9
|
SSW
9
|
SSW
9
|
SSW
9
|
S
9
|
S
9
|
S
9
|
SSE
10
|
SSE
10
|
SSE
10
|
SSE
10
|
SSE
10
|
SSE
10
|
SSE
11
|
SSE
11
|
SSE
11
|
SSE
11
|
SSE
12
|
SSE
13
|
SSE
14
|
SSE
15
|
| Wind gust (mph) |
23
|
22
|
21
|
21
|
21
|
22
|
22
|
22
|
23
|
23
|
22
|
23
|
23
|
23
|
24
|
24
|
25
|
27
|
28
|
29
|
30
|
32
|
33
|
35
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
95%
|
95%
|
95%
|
95%
|
95%
|
94%
|
94%
|
92%
|
93%
|
92%
|
92%
|
91%
|
90%
|
88%
|
90%
|
91%
|
91%
|
92%
|
92%
|
91%
|
90%
|
89%
|
88%
|
90%
|
| UV |
-
|
-
|
-
|
-
|
-
|
-
|
-
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
| Wind direction and speed | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Height of waves offshore (m) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Period of waves offshore (s) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Direction of waves offshore |
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |
|
|
|
|
|
|
|
|
| Chance of precipitation |
80%
|
≥95%
|
60%
|
40%
|
70%
|
70%
|
60%
|
70%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
13°
|
14°
|
14°
|
12°
|
11°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
11°
|
12°
|
11°
|
10°
|
9°
|
| Wind direction and speed (mph) |
SSE
15
|
S
16
|
S
14
|
SSW
11
|
SSW
13
|
SW
13
|
WSW
11
|
W
12
|
| Wind gust (mph) |
36
|
35
|
29
|
28
|
30
|
32
|
32
|
36
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
| Humidity |
91%
|
93%
|
96%
|
95%
|
92%
|
91%
|
87%
|
84%
|
| UV |
-
|
-
|
-
|
1
|
1
|
1
|
-
|
-
|
| Wind direction and speed | – | – | – | – | – | – | – | – |
| Height of waves offshore (m) | – | – | – | – | – | – | – | – |
| Period of waves offshore (s) | – | – | – | – | – | – | – | – |
| Direction of waves offshore |
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |
|
|
|
|
|
|
|
|
| Chance of precipitation |
90%
|
90%
|
80%
|
50%
|
30%
|
20%
|
10%
|
<5%
|
| Temperature (°C) |
11°
|
11°
|
10°
|
9°
|
9°
|
9°
|
7°
|
5°
|
| Feels like temperature (°C) |
8°
|
8°
|
7°
|
6°
|
7°
|
6°
|
5°
|
4°
|
| Wind direction and speed (mph) |
W
14
|
W
13
|
WNW
11
|
NW
11
|
NW
12
|
NW
9
|
NW
6
|
NNW
4
|
| Wind gust (mph) |
37
|
35
|
34
|
34
|
34
|
28
|
20
|
15
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
84%
|
88%
|
89%
|
88%
|
76%
|
74%
|
81%
|
85%
|
| UV |
-
|
-
|
-
|
1
|
1
|
1
|
-
|
-
|
| Wind direction and speed | – | – | – | – | – | – | – | – |
| Height of waves offshore (m) | – | – | – | – | – | – | – | – |
| Period of waves offshore (s) | – | – | – | – | – | – | – | – |
| Direction of waves offshore |
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
30%
|
40%
|
50%
|
60%
|
50%
|
40%
|
30%
|
| Temperature (°C) |
5°
|
5°
|
6°
|
7°
|
9°
|
9°
|
8°
|
7°
|
| Feels like temperature (°C) |
3°
|
3°
|
4°
|
4°
|
6°
|
7°
|
6°
|
5°
|
| Wind direction and speed (mph) |
N
4
|
ENE
5
|
SSE
8
|
SSE
10
|
WSW
13
|
WNW
11
|
WNW
10
|
WNW
9
|
| Wind gust (mph) |
16
|
18
|
24
|
32
|
33
|
32
|
30
|
27
|
| Visibility (description) |
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
84%
|
82%
|
87%
|
87%
|
80%
|
87%
|
88%
|
87%
|
| UV |
-
|
-
|
-
|
1
|
1
|
1
|
-
|
-
|
| Wind direction and speed | – | – | – | – | – | – | – | – |
| Height of waves offshore (m) | – | – | – | – | – | – | – | – |
| Period of waves offshore (s) | – | – | – | – | – | – | – | – |
| Direction of waves offshore |
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
20%
|
20%
|
30%
|
50%
|
50%
|
| Temperature (°C) |
7°
|
7°
|
7°
|
7°
|
10°
|
10°
|
9°
|
10°
|
| Feels like temperature (°C) |
4°
|
4°
|
4°
|
5°
|
8°
|
8°
|
7°
|
8°
|
| Wind direction and speed (mph) |
WNW
9
|
NW
9
|
NW
8
|
WNW
7
|
WSW
8
|
SW
8
|
SSW
9
|
SSW
9
|
| Wind gust (mph) |
24
|
21
|
19
|
18
|
22
|
22
|
25
|
28
|
| Visibility (description) |
VG
|
VG
|
G
|
G
|
VG
|
VG
|
G
|
G
|
| Humidity |
87%
|
88%
|
90%
|
91%
|
84%
|
83%
|
91%
|
92%
|
| UV |
-
|
-
|
-
|
1
|
1
|
1
|
-
|
-
|
| Wind direction and speed | – | – | – | – | – | – | – | – |
| Height of waves offshore (m) | – | – | – | – | – | – | – | – |
| Period of waves offshore (s) | – | – | – | – | – | – | – | – |
| Direction of waves offshore |
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |
|
|
|
|
|
|
|
|
| Chance of precipitation |
60%
|
60%
|
60%
|
60%
|
50%
|
50%
|
30%
|
40%
|
| Temperature (°C) |
10°
|
11°
|
11°
|
11°
|
12°
|
12°
|
11°
|
11°
|
| Feels like temperature (°C) |
8°
|
9°
|
9°
|
9°
|
10°
|
10°
|
9°
|
8°
|
| Wind direction and speed (mph) |
SSW
10
|
SSW
10
|
SSW
10
|
SW
10
|
WSW
12
|
WSW
12
|
WSW
11
|
WSW
12
|
| Wind gust (mph) |
28
|
30
|
32
|
32
|
32
|
31
|
30
|
30
|
| Visibility (description) |
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
| Humidity |
93%
|
95%
|
94%
|
94%
|
89%
|
89%
|
88%
|
87%
|
| UV |
-
|
-
|
-
|
1
|
1
|
1
|
-
|
-
|
| Wind direction and speed | – | – | – | – | – | – | – | – |
| Height of waves offshore (m) | – | – | – | – | – | – | – | – |
| Period of waves offshore (s) | – | – | – | – | – | – | – | – |
| Direction of waves offshore |
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
Tooltip header
Tide times
Friday 29 November
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 29 November
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 29 November
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 29 November
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 30 November
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 30 November
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 30 November
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 30 November
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 1 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 1 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 1 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 1 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 2 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 2 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 2 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 2 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 3 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 3 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 3 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 3 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 4 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 4 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 4 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 4 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 5 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 5 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 5 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 5 December
Tide times and heights are from Mumbles tidal station which is 2.7 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
UK video forecast
Caswell Bay weather map
View the weather with our interactive map
Wales weather forecast
Headline:
Windy overnight. Often cloudy on Friday and milder.
This Evening and Tonight:
Gusty winds developing this evening and overnight, locally strong over higher ground. Showery rain is possible in places, then clearer spells developing later. Chilly this evening but turning milder overnight. Minimum temperature 4 °C.
Friday:
Rather cloudy with occasional sunny intervals, especially in the north. Blustery southerly winds, strong in places but locally very mild in any sunshine. Showery rain pushing east through the evening. Maximum temperature 13 °C.
Outlook for Saturday to Monday:
Often cloudy and rather windy this weekend and turning much milder. Occasional sunny intervals but also some rain at times, heaviest over the hills. Colder with showers on Monday.
Updated: