News
Wind and rain marking a change in the UK weather
Warnings have been issued as the weather across the UK becomes increasingly mild but wet and windy.
Read moreCaswell 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
Forecast days
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 13° Celsius; -
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 15° Celsius; -
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 15° Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 14° Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 13° Celsius;
Overcast.
🏖️ Beach safety today:
Enjoy the beach but be aware that the wind may affect your control of direction
• beginner paddleboarders/kayakers should seek advice
Tide: Next low tide (1.2m) at
Sunrise:
Sunset:
7 day forecast for Caswell Bay
Today (23 August 2025)
| Time |
22:00
|
23:00
|
|---|---|---|
| Weather symbols |  |
 |
| Chance of precipitation |
<5%
|
<5%
|
| Temperature |
18°
|
17°
|
| Feels like temperature (°C) |
18°
|
18°
|
| Wind direction and speed |
ENE
3
|
ENE
3
|
| Wind gust (mph) |
6
|
6
|
| Visibility |
G
|
G
|
| Humidity |
77%
|
79%
|
| UV | - | - |
| Wind direction and speed |
3
|
3
|
| Height of waves offshore (m) |
0.4
|
0.3
|
| Period of waves offshore (s) |
9
|
9
|
| Direction of waves offshore |
|
|
Sunday (24 August 2025)
| 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
17°
|
16°
|
16°
|
15°
|
14°
|
14°
|
14°
|
16°
|
18°
|
19°
|
20°
|
21°
|
22°
|
23°
|
23°
|
24°
|
24°
|
23°
|
22°
|
21°
|
19°
|
18°
|
18°
|
| Feels like temperature (°C) |
17°
|
17°
|
16°
|
16°
|
15°
|
14°
|
14°
|
14°
|
16°
|
17°
|
18°
|
19°
|
20°
|
22°
|
23°
|
23°
|
23°
|
23°
|
23°
|
22°
|
20°
|
19°
|
18°
|
17°
|
| Wind direction and speed (mph) |
E
3
|
SE
3
|
S
4
|
S
4
|
S
5
|
SSW
5
|
SSW
4
|
S
4
|
S
4
|
SSE
5
|
SE
5
|
SE
5
|
SE
5
|
ESE
4
|
ESE
4
|
ESE
4
|
ESE
5
|
SE
5
|
SSE
6
|
SSW
6
|
SSW
6
|
SSE
6
|
SSE
6
|
SE
7
|
| Wind gust (mph) |
7
|
8
|
10
|
11
|
11
|
10
|
9
|
9
|
11
|
12
|
12
|
13
|
12
|
10
|
9
|
9
|
11
|
11
|
12
|
11
|
13
|
13
|
16
|
19
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
79%
|
80%
|
84%
|
85%
|
85%
|
85%
|
87%
|
87%
|
83%
|
75%
|
72%
|
66%
|
61%
|
55%
|
50%
|
44%
|
43%
|
44%
|
52%
|
57%
|
65%
|
71%
|
73%
|
74%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 6 | 4 | 3 | 2 | 1 | 1 | 1 | - | - | - |
| Wind direction and speed (mph) |
3
|
3
|
4
|
4
|
5
|
5
|
4
|
4
|
4
|
5
|
5
|
5
|
5
|
4
|
4
|
4
|
5
|
5
|
6
|
6
|
6
|
6
|
6
|
7
|
| Height of waves offshore (m) |
0.3
|
0.3
|
0.4
|
0.4
|
0.4
|
0.4
|
0.4
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.4
|
0.4
|
0.4
|
0.4
|
0.4
|
0.4
|
0.4
|
0.4
|
0.5
|
| Period of waves offshore (s) |
9
|
9
|
9
|
9
|
9
|
9
|
9
|
9
|
9
|
9
|
9
|
9
|
9
|
9
|
9
|
8
|
8
|
8
|
8
|
8
|
9
|
9
|
10
|
10
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Monday (25 August 2025)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
17°
|
17°
|
16°
|
16°
|
20°
|
24°
|
24°
|
21°
|
18°
|
| Feels like temperature (°C) |
16°
|
15°
|
14°
|
14°
|
18°
|
22°
|
22°
|
20°
|
17°
|
| Wind direction and speed (mph) |
SE
7
|
ESE
8
|
ESE
10
|
ESE
12
|
SE
11
|
SE
9
|
SSW
9
|
SW
7
|
S
8
|
| Wind gust (mph) |
20
|
21
|
22
|
22
|
20
|
20
|
18
|
17
|
20
|
| Visibility (description) |
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
76%
|
77%
|
81%
|
66%
|
51%
|
49%
|
63%
|
80%
|
| UV | - | - | - | 1 | 4 | 6 | 3 | 1 | - |
| Wind direction and speed (mph) |
7
|
8
|
10
|
12
|
11
|
9
|
9
|
7
|
8
|
| Height of waves offshore (m) |
0.5
|
0.5
|
0.6
|
0.7
|
0.7
|
0.6
|
0.6
|
0.6
|
0.6
|
| Period of waves offshore (s) |
10
|
10
|
9
|
9
|
9
|
9
|
9
|
9
|
20
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
|
Tuesday (26 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
 |
 |
|
|
|
|
|
| Chance of precipitation |
50%
|
90%
|
50%
|
50%
|
40%
|
30%
|
30%
|
50%
|
| Temperature (°C) |
17°
|
17°
|
16°
|
18°
|
19°
|
19°
|
18°
|
16°
|
| Feels like temperature (°C) |
16°
|
16°
|
15°
|
17°
|
17°
|
17°
|
16°
|
15°
|
| Wind direction and speed (mph) |
S
9
|
S
10
|
WSW
8
|
WSW
11
|
WSW
13
|
WSW
13
|
WSW
11
|
WSW
9
|
| Wind gust (mph) |
20
|
20
|
21
|
28
|
26
|
26
|
21
|
20
|
| Visibility (description) |
VG
|
G
|
VG
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
83%
|
90%
|
93%
|
77%
|
70%
|
64%
|
67%
|
74%
|
| UV | - | - | 1 | 4 | 6 | 3 | 1 | - |
| Wind direction and speed (mph) |
9
|
10
|
8
|
11
|
13
|
13
|
12
|
9
|
| Height of waves offshore (m) |
0.9
|
1.6
|
1.8
|
2.0
|
2.1
|
2.0
|
2.0
|
1.8
|
| Period of waves offshore (s) |
19
|
18
|
18
|
18
|
17
|
16
|
16
|
15
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Wednesday (27 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
 |
 |
|
|
| Chance of precipitation |
60%
|
50%
|
50%
|
80%
|
90%
|
70%
|
50%
|
50%
|
| Temperature (°C) |
16°
|
15°
|
15°
|
17°
|
18°
|
17°
|
16°
|
15°
|
| Feels like temperature (°C) |
14°
|
14°
|
14°
|
16°
|
16°
|
16°
|
15°
|
14°
|
| Wind direction and speed (mph) |
SW
9
|
SW
9
|
SSW
10
|
SSW
10
|
S
10
|
SW
10
|
SW
9
|
WSW
7
|
| Wind gust (mph) |
21
|
21
|
20
|
21
|
20
|
19
|
16
|
14
|
| Visibility (description) |
E
|
VG
|
VG
|
E
|
E
|
E
|
E
|
VG
|
| Humidity |
74%
|
78%
|
79%
|
75%
|
69%
|
82%
|
80%
|
84%
|
| UV | - | - | 1 | 2 | 3 | 2 | 1 | - |
| Wind direction and speed (mph) |
9
|
9
|
10
|
10
|
10
|
10
|
9
|
6
|
| Height of waves offshore (m) |
1.7
|
1.6
|
1.5
|
1.5
|
1.7
|
1.6
|
1.3
|
1.2
|
| Period of waves offshore (s) |
15
|
15
|
14
|
14
|
13
|
13
|
12
|
12
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Thursday (28 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
50%
|
50%
|
50%
|
70%
|
70%
|
70%
|
50%
|
60%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
16°
|
17°
|
18°
|
17°
|
16°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
15°
|
16°
|
16°
|
16°
|
15°
|
| Wind direction and speed (mph) |
WSW
6
|
WSW
6
|
W
6
|
S
8
|
SW
10
|
SW
10
|
SW
9
|
SW
6
|
| Wind gust (mph) |
12
|
12
|
14
|
19
|
21
|
20
|
16
|
14
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
83%
|
86%
|
88%
|
80%
|
73%
|
71%
|
79%
|
85%
|
| UV | - | - | 1 | 4 | 5 | 2 | 1 | - |
| Wind direction and speed (mph) |
6
|
6
|
6
|
8
|
10
|
11
|
9
|
6
|
| Height of waves offshore (m) |
1.1
|
1.1
|
1.1
|
1.1
|
– | – | – | – |
| Period of waves offshore (s) |
11
|
11
|
11
|
11
|
– | – | – | – |
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Friday (29 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
60%
|
60%
|
80%
|
80%
|
70%
|
60%
|
40%
|
40%
|
| Temperature (°C) |
16°
|
15°
|
15°
|
17°
|
18°
|
18°
|
17°
|
16°
|
| Feels like temperature (°C) |
15°
|
15°
|
14°
|
16°
|
16°
|
17°
|
16°
|
15°
|
| Wind direction and speed (mph) |
S
6
|
S
6
|
SSE
6
|
SSE
9
|
SSE
10
|
WSW
10
|
WNW
9
|
WNW
6
|
| Wind gust (mph) |
11
|
11
|
15
|
18
|
17
|
17
|
15
|
11
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
89%
|
92%
|
93%
|
86%
|
81%
|
72%
|
78%
|
87%
|
| UV | - | - | 1 | 2 | 5 | 3 | 1 | - |
| Wind direction and speed (mph) |
6
|
– | – | – | – | – | – | – |
| Height of waves offshore (m) |
1.5
|
– | – | – | – | – | – | – |
| Period of waves offshore (s) |
7
|
– | – | – | – | – | – | – |
| Direction of waves offshore |
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
Tooltip header
Tide times
Saturday 23 August
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 23 August
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 23 August
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 23 August
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 24 August
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 24 August
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 24 August
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 24 August
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 25 August
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 25 August
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 25 August
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 25 August
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 26 August
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 26 August
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 26 August
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 26 August
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 27 August
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 27 August
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 27 August
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 27 August
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 28 August
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 28 August
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 28 August
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 28 August
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 August
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 August
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 August
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 August
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.
Caswell Bay weather map
View the weather with our interactive map
Loading map...
Wales weather forecast
Headline:
Dry and settled bank holiday weekend.
This Evening and Tonight:
Some evening sunshine, then clear spells and variable cloud overnight. Mist and fog patches forming in river valleys. Turning rather chilly in rural areas. Dry for all. Minimum temperature 8 °C.
Sunday:
A fine and dry day with light winds. Fair-weather cloud in places but with more frequent sunny spells emerging compared to Saturday, helping it feel more widely warm. Maximum temperature 25 °C.
Outlook for Monday to Wednesday:
Warm and sunny for bank holiday Monday, though breezier with large waves possible for western beaches. Turning fresher from Tuesday and transitioning to more changeable conditions with showers at times.
Updated:
UK long range weather forecast
More from the Met Office
-
CAUSES OF CLIMATE CHANGE
Causes of climate change
Read -
WEATHER
Forecasting frost
Read -
WEATHER
What are the different types of rain?
Read -
WEATHER
What is the Atlantic Meridional Overturning Circulation?
Read -
WEATHER
What is the difference between mist, fog and haze?
Read -
SEASONAL ADVICE
5 tips for staying safe in a thunderstorm
Read