Cold Knap, Barry (Beach) (Vale of Glamorgan) weather

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.

Forecast days

Light rain.
Beach safety today
Large, powerful waves
  • • only experts should take part in water activities

Tide: Next low tide (1.7m) at

Sunrise iconSunrise:
Sunset iconSunset:
L UV
L Pollution
No pollen data.

7 day forecast for Cold Knap, Barry (Beach)

Today (3 November 2025)
Time
23:00
Weather symbols Light rain
Chance of precipitation
70%
Temperature
15°
Feels like temperature (°C)
12°
Wind direction and speed
SSW
17
Wind gust (mph)
34
Visibility
VG
Humidity
85%
UV -
Wind direction and speed
17
Height of waves offshore (m)
1.0
Period of waves offshore (s)
10
Direction of waves offshore
Tuesday (4 November 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 Light rain Cloudy Light rain Light rain Heavy rain Heavy rain Heavy rain Light rain Light rain Light rain Light rain Overcast Light rain Light rain Light rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Light rain Light rain
Chance of precipitation
60%
40%
60%
80%
90%
80%
80%
80%
70%
60%
50%
50%
60%
60%
70%
80%
90%
80%
90%
≥95%
≥95%
90%
90%
80%
Temperature (°C)
15°
15°
15°
15°
14°
14°
14°
14°
14°
14°
14°
14°
14°
15°
14°
14°
14°
14°
14°
14°
15°
15°
15°
15°
Feels like temperature (°C)
12°
12°
12°
12°
12°
12°
12°
12°
12°
12°
12°
12°
12°
13°
13°
13°
13°
13°
13°
13°
13°
13°
13°
14°
Wind direction and speed (mph)
SSW
17
SSW
16
SSW
15
SSW
13
SSW
13
S
13
S
14
S
14
S
14
S
13
S
12
S
12
SSE
12
SSE
12
SSE
11
SSE
11
SSE
10
SSE
10
SE
10
SSE
10
SSE
10
SSE
9
SSE
9
S
9
Wind gust (mph)
34
33
32
32
31
31
32
32
30
30
29
28
25
24
23
21
22
22
24
24
23
24
23
22
Visibility (description)
VG
VG
E
VG
G
VG
VG
VG
VG
VG
VG
VG
VG
G
G
M
M
M
M
M
M
M
M
M
Humidity
85%
85%
86%
87%
88%
89%
89%
88%
88%
88%
89%
91%
92%
92%
94%
95%
96%
96%
96%
96%
96%
95%
93%
94%
UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 - - - - - - -
Wind direction and speed (mph)
17
16
15
13
13
13
14
14
14
13
12
12
12
12
11
11
10
10
10
10
10
9
9
9
Height of waves offshore (m)
1.0
1.0
1.0
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.8
0.8
0.9
0.9
0.8
0.8
0.7
0.6
0.5
0.6
0.6
0.7
Period of waves offshore (s)
10
10
10
10
11
11
4
4
4
4
4
4
11
11
11
4
4
4
4
3
3
3
3
4
Direction of waves offshore
Wednesday (5 November 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 Light rain Light rain Overcast Overcast Cloudy Light rain Light rain Light rain Light rain Light rain Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
Chance of precipitation
70%
60%
40%
40%
40%
70%
70%
70%
60%
50%
50%
50%
30%
40%
30%
30%
20%
20%
10%
10%
20%
20%
20%
10%
Temperature (°C)
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
Feels like temperature (°C)
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
Wind direction and speed (mph)
SSE
9
SSE
9
SSE
8
SSE
8
SSE
8
SSE
8
SSE
9
SSE
9
SSE
8
SE
8
SE
9
SE
9
SE
10
SE
10
SE
10
SE
10
SE
9
SE
9
SE
8
SE
9
SE
9
SE
9
SE
9
SE
8
Wind gust (mph)
22
22
20
19
20
22
21
21
21
21
23
24
23
23
23
22
21
21
21
21
21
21
20
19
Visibility (description)
G
G
G
VG
VG
VG
G
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
Humidity
94%
95%
95%
96%
95%
96%
96%
95%
95%
94%
93%
92%
91%
90%
89%
91%
91%
91%
91%
91%
91%
91%
91%
91%
UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 - - - - - - -
Wind direction and speed (mph)
9
9
8
8
8
8
9
9
8
8
9
9
10
10
10
10
9
9
8
9
9
9
9
8
Height of waves offshore (m)
0.7
0.6
0.6
0.7
0.6
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.7
0.7
0.6
0.6
0.5
0.4
0.3
0.3
0.3
Period of waves offshore (s)
4
13
13
13
3
3
3
3
3
3
3
3
3
3
3
3
3
4
3
3
3
3
3
13
Direction of waves offshore
Thursday (6 November 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Sunny intervals Cloudy Cloudy Overcast Overcast Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
Chance of precipitation
10%
10%
10%
20%
20%
20%
20%
20%
30%
30%
30%
30%
30%
30%
30%
30%
30%
40%
30%
30%
30%
20%
20%
10%
Temperature (°C)
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
16°
15°
15°
15°
15°
14°
14°
13°
13°
13°
13°
12°
Feels like temperature (°C)
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
14°
13°
13°
13°
12°
12°
11°
11°
11°
Wind direction and speed (mph)
SE
8
SE
8
ESE
8
ESE
8
ESE
7
SE
8
ESE
8
SE
7
SE
7
SE
8
SE
8
SE
9
SSE
9
SSE
9
SSE
10
SSE
9
S
9
S
9
SSW
8
SW
8
SW
8
SW
9
SW
9
SW
9
Wind gust (mph)
19
18
18
18
19
19
18
18
18
17
16
16
16
15
15
14
15
14
14
14
14
14
14
13
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
91%
92%
92%
93%
93%
94%
95%
95%
93%
92%
91%
90%
89%
88%
86%
87%
89%
92%
90%
92%
92%
91%
91%
90%
UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 - - - - - - -
Wind direction and speed (mph)
8
8
8
8
7
8
8
7
7
8
8
9
9
9
10
9
9
9
8
8
8
9
9
9
Height of waves offshore (m)
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.4
0.4
0.3
0.3
0.3
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.7
Period of waves offshore (s)
13
13
12
12
13
13
13
13
13
13
13
13
13
12
12
12
12
12
11
11
11
11
11
11
Direction of waves offshore
Friday (7 November 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Partly cloudy night Partly cloudy night Partly cloudy night
Chance of precipitation
10%
20%
20%
20%
20%
30%
30%
40%
40%
40%
50%
50%
40%
40%
40%
40%
40%
40%
40%
40%
40%
40%
30%
30%
Temperature (°C)
12°
12°
12°
12°
12°
12°
12°
12°
12°
13°
13°
14°
14°
14°
14°
14°
14°
13°
13°
13°
12°
12°
12°
12°
Feels like temperature (°C)
10°
10°
10°
10°
10°
10°
11°
11°
11°
11°
12°
12°
12°
13°
13°
13°
12°
12°
11°
12°
11°
11°
11°
11°
Wind direction and speed (mph)
SW
9
SSW
9
S
8
S
8
S
8
S
8
S
8
S
8
SSE
8
S
9
S
9
SSE
9
S
9
SSE
9
S
9
SSW
9
SSW
9
SSW
8
SSW
7
SSW
7
SW
6
WSW
6
WSW
6
W
6
Wind gust (mph)
13
13
12
12
12
12
12
15
17
17
19
20
19
19
17
15
14
13
13
13
11
12
12
13
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
90%
90%
90%
88%
91%
92%
92%
92%
93%
90%
89%
87%
88%
85%
86%
86%
87%
89%
88%
91%
92%
91%
92%
93%
UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 - - - - - - -
Wind direction and speed (mph)
9
9
8
8
8
8
8
8
8
9
9
9
9
9
9
9
9
8
7
7
6
6
6
6
Height of waves offshore (m)
0.7
0.7
0.8
0.8
0.8
0.8
0.8
0.9
1.0
0.9
0.8
0.8
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
Period of waves offshore (s)
11
10
10
9
9
9
8
4
4
4
6
8
9
9
7
6
6
6
7
7
7
8
8
9
Direction of waves offshore
Saturday (8 November 2025)
Time
00:00
03:00
06:00
09:00
12:00
15:00
18:00
21:00
Weather symbols Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night
Chance of precipitation
20%
20%
10%
10%
<5%
<5%
<5%
<5%
Temperature (°C)
12°
11°
10°
11°
14°
14°
11°
11°
Feels like temperature (°C)
11°
10°
9°
11°
12°
13°
10°
10°
Wind direction and speed (mph)
WNW
6
NW
6
NW
5
NW
5
WSW
6
WSW
6
SSW
5
S
6
Wind gust (mph)
13
11
9
11
11
9
7
8
Visibility (description)
VG
VG
G
G
VG
VG
G
G
Humidity
93%
93%
94%
90%
82%
79%
91%
93%
UV - - - 1 1 1 - -
Wind direction and speed (mph)
6
6
5
5
6
6
5
6
Height of waves offshore (m)
0.3
0.3
0.3
0.3
0.4
0.4
0.4
0.4
Period of waves offshore (s)
9
9
10
10
10
15
15
15
Direction of waves offshore
Sunday (9 November 2025)
Time
00:00
03:00
06:00
09:00
12:00
15:00
18:00
21:00
Weather symbols Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Cloudy Cloudy Overcast
Chance of precipitation
10%
10%
10%
20%
30%
20%
30%
40%
Temperature (°C)
10°
11°
11°
12°
14°
14°
13°
12°
Feels like temperature (°C)
9°
9°
10°
10°
12°
12°
11°
11°
Wind direction and speed (mph)
SE
6
SSE
7
SSE
8
SSE
9
S
11
S
10
SSE
9
SSE
9
Wind gust (mph)
8
9
14
18
20
17
16
15
Visibility (description)
G
G
G
G
G
VG
G
G
Humidity
94%
94%
94%
92%
86%
85%
91%
93%
UV - - - 1 1 1 - -
Wind direction and speed (mph)
6
 – – – – – – –
Height of waves offshore (m)
0.4
 – – – – – – –
Period of waves offshore (s)
15
 – – – – – – –
Direction of waves offshore
–
–
–
–
–
–
–

Tide times

Monday 3 November

Tide times and heights are from Barry tidal station which is 1.4 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 3 November

Tide times and heights are from Barry tidal station which is 1.4 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 3 November

Tide times and heights are from Barry tidal station which is 1.4 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 3 November

Tide times and heights are from Barry tidal station which is 1.4 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 4 November

Tide times and heights are from Barry tidal station which is 1.4 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 4 November

Tide times and heights are from Barry tidal station which is 1.4 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 4 November

Tide times and heights are from Barry tidal station which is 1.4 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 4 November

Tide times and heights are from Barry tidal station which is 1.4 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 5 November

Tide times and heights are from Barry tidal station which is 1.4 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 5 November

Tide times and heights are from Barry tidal station which is 1.4 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 5 November

Tide times and heights are from Barry tidal station which is 1.4 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 5 November

Tide times and heights are from Barry tidal station which is 1.4 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 6 November

Tide times and heights are from Barry tidal station which is 1.4 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 6 November

Tide times and heights are from Barry tidal station which is 1.4 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 6 November

Tide times and heights are from Barry tidal station which is 1.4 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 6 November

Tide times and heights are from Barry tidal station which is 1.4 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 7 November

Tide times and heights are from Barry tidal station which is 1.4 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 7 November

Tide times and heights are from Barry tidal station which is 1.4 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 7 November

Tide times and heights are from Barry tidal station which is 1.4 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 7 November

Tide times and heights are from Barry tidal station which is 1.4 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 8 November

Tide times and heights are from Barry tidal station which is 1.4 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 8 November

Tide times and heights are from Barry tidal station which is 1.4 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 8 November

Tide times and heights are from Barry tidal station which is 1.4 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 8 November

Tide times and heights are from Barry tidal station which is 1.4 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 9 November

Tide times and heights are from Barry tidal station which is 1.4 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 9 November

Tide times and heights are from Barry tidal station which is 1.4 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 9 November

Tide times and heights are from Barry tidal station which is 1.4 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 9 November

Tide times and heights are from Barry tidal station which is 1.4 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 explained
News

Dullest October in almost 60 years for the UK

The UK had one of its dullest Octobers on record with sunshine in short supply, according to provisional Met Office figures.

Read more

UK video forecast

Cold Knap, Barry (Beach) weather map

View the weather with our interactive map

Loading map...
Forecast for 23:00, Mon
Updated 21:00 (UTC) on Mon 3 Nov 2025
WARNING
Flood alerts icon
Flood alerts in force for Wales
Flood alerts in force for Wales

Natural Resources Wales

Updated:

Wales weather forecast

Headline:

Windy with rain at times, heavy and persistent in places.

This Evening and Tonight:

A wet evening and night for many with the rain most persistent in the west and over higher ground. Drier at times in some eastern areas and north of higher ground. Very mild and windy with gales on exposed coasts. Minimum temperature 12 °C.

Tuesday:

Cloudy and often wet with any drier interludes mainly in the north and east and fairly brief. Heavier rain arriving in south Wales by dusk. Very mild with winds easing. Maximum temperature 16 °C.

Outlook for Wednesday to Friday:

Staying very mild and rather unsettled through the remainder of the week. Showers or occasional longer periods of rain with the chance of some brighter spells. Breezy at times.

Updated:

UK long range weather forecast

More from the Met Office