News
Will Hurricane Erin affect UK weather?
There’s uncertainty into the latter part of the Bank Holiday weekend, with a change to unsettled weather possible. The remnants of Hurricane Erin could also in…
Read moreRhoscolyn - Borthwen (Beach) (Isle of Anglesey) 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: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius; -
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 11° Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 18° 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;
-
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 13° Celsius;
Overcast.
Beach safety today
Caution: strong winds may affect your paddling
- • paddleboarding not recommended for beginners/intermediate
- • experienced paddlers should use caution
Tide: Next high tide (4.4m) at
Sunrise:
Sunset:
7 day forecast for Rhoscolyn - Borthwen (Beach)
Today (19 August 2025)
| Time |
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|
| Weather symbols |  |
 |
 |
 |
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
18°
|
17°
|
17°
|
17°
|
16°
|
| Feels like temperature (°C) |
16°
|
16°
|
15°
|
15°
|
14°
|
| Wind direction and speed |
NE
12
|
NE
11
|
NE
11
|
ENE
11
|
ENE
11
|
| Wind gust (mph) |
22
|
23
|
23
|
23
|
23
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
66%
|
75%
|
75%
|
75%
|
75%
|
| UV | 1 | 1 | - | - | - |
| Wind direction and speed |
12
|
11
|
11
|
11
|
11
|
| Height of waves offshore (m) |
0.2
|
0.2
|
0.2
|
0.2
|
0.2
|
| Period of waves offshore (s) |
7
|
7
|
7
|
7
|
7
|
| Direction of waves offshore |
|
|
|
|
|
Wednesday (20 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%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
16°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
15°
|
15°
|
15°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
15°
|
15°
|
15°
|
| Feels like temperature (°C) |
14°
|
14°
|
14°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
14°
|
14°
|
14°
|
14°
|
| Wind direction and speed (mph) |
ENE
10
|
ENE
10
|
ENE
10
|
ENE
9
|
NE
8
|
ENE
8
|
ENE
9
|
NE
10
|
ENE
11
|
ENE
11
|
ENE
12
|
NE
12
|
NE
12
|
NE
12
|
NE
12
|
NNE
12
|
NNE
12
|
N
12
|
NNE
12
|
NNE
11
|
N
10
|
N
9
|
N
8
|
NNE
7
|
| Wind gust (mph) |
23
|
23
|
23
|
23
|
22
|
23
|
23
|
23
|
23
|
22
|
22
|
22
|
23
|
23
|
23
|
23
|
22
|
23
|
22
|
22
|
21
|
20
|
19
|
20
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
VG
|
| Humidity |
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
66%
|
65%
|
64%
|
58%
|
55%
|
55%
|
55%
|
54%
|
55%
|
56%
|
56%
|
59%
|
70%
|
81%
|
84%
|
85%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 6 | 6 | 6 | 5 | 3 | 2 | 1 | 1 | 1 | - | - | - |
| Wind direction and speed (mph) |
10
|
10
|
9
|
9
|
8
|
8
|
9
|
10
|
11
|
12
|
12
|
12
|
12
|
12
|
12
|
12
|
12
|
12
|
11
|
10
|
9
|
8
|
7
|
6
|
| Height of waves offshore (m) |
0.2
|
0.3
|
0.3
|
0.2
|
0.2
|
0.2
|
0.2
|
0.2
|
0.2
|
0.2
|
0.2
|
0.3
|
0.3
|
0.2
|
0.2
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.2
|
0.1
|
0.1
|
| Period of waves offshore (s) |
7
|
7
|
7
|
7
|
7
|
7
|
7
|
7
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Thursday (21 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%
|
<5%
|
| Temperature (°C) |
14°
|
14°
|
12°
|
11°
|
16°
|
17°
|
17°
|
17°
|
14°
|
| Feels like temperature (°C) |
13°
|
13°
|
11°
|
11°
|
15°
|
15°
|
15°
|
16°
|
14°
|
| Wind direction and speed (mph) |
NNE
6
|
ENE
6
|
NE
4
|
NE
3
|
E
5
|
N
8
|
N
9
|
NNE
5
|
NE
3
|
| Wind gust (mph) |
17
|
15
|
11
|
9
|
12
|
15
|
14
|
10
|
5
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
VG
|
| Humidity |
84%
|
77%
|
85%
|
85%
|
59%
|
52%
|
51%
|
56%
|
81%
|
| UV | - | - | - | 1 | 4 | 6 | 3 | 1 | - |
| Wind direction and speed (mph) |
6
|
6
|
4
|
4
|
6
|
8
|
9
|
6
|
3
|
| Height of waves offshore (m) |
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
| Period of waves offshore (s) |
6
|
6
|
6
|
14
|
14
|
6
|
6
|
14
|
13
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
|
Friday (22 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
14°
|
15°
|
16°
|
17°
|
17°
|
17°
|
16°
|
| Feels like temperature (°C) |
14°
|
14°
|
14°
|
15°
|
15°
|
16°
|
16°
|
16°
|
| Wind direction and speed (mph) |
SSE
3
|
S
4
|
SW
5
|
W
7
|
W
8
|
WSW
7
|
SW
6
|
SW
5
|
| Wind gust (mph) |
7
|
10
|
11
|
12
|
12
|
10
|
10
|
9
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
82%
|
81%
|
82%
|
74%
|
71%
|
69%
|
73%
|
86%
|
| UV | - | - | 1 | 3 | 5 | 3 | 1 | - |
| Wind direction and speed (mph) |
3
|
3
|
4
|
6
|
8
|
8
|
7
|
5
|
| Height of waves offshore (m) |
0.1
|
0.1
|
0.2
|
0.2
|
0.2
|
0.2
|
0.1
|
0.2
|
| Period of waves offshore (s) |
13
|
13
|
12
|
12
|
12
|
12
|
11
|
11
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Saturday (23 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
20%
|
20%
|
10%
|
<5%
|
10%
|
| Temperature (°C) |
15°
|
15°
|
15°
|
17°
|
17°
|
18°
|
17°
|
16°
|
| Feels like temperature (°C) |
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
16°
|
| Wind direction and speed (mph) |
SW
4
|
SSW
3
|
SSW
4
|
SW
6
|
SW
7
|
SW
8
|
SW
6
|
S
5
|
| Wind gust (mph) |
7
|
7
|
8
|
9
|
9
|
8
|
8
|
7
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
91%
|
92%
|
83%
|
78%
|
76%
|
81%
|
92%
|
| UV | - | - | 1 | 3 | 6 | 3 | 1 | - |
| Wind direction and speed (mph) |
4
|
4
|
4
|
5
|
6
|
7
|
6
|
5
|
| Height of waves offshore (m) |
0.2
|
0.2
|
0.2
|
0.2
|
0.3
|
0.3
|
0.2
|
0.2
|
| Period of waves offshore (s) |
11
|
11
|
10
|
10
|
2
|
3
|
3
|
10
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Sunday (24 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
| Temperature (°C) |
15°
|
15°
|
15°
|
18°
|
20°
|
21°
|
20°
|
17°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
18°
|
19°
|
20°
|
20°
|
17°
|
| Wind direction and speed (mph) |
S
5
|
S
5
|
S
5
|
S
7
|
SW
8
|
W
8
|
SE
6
|
E
5
|
| Wind gust (mph) |
7
|
6
|
8
|
12
|
12
|
12
|
6
|
5
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
95%
|
96%
|
95%
|
78%
|
66%
|
62%
|
69%
|
89%
|
| UV | - | - | 1 | 3 | 6 | 3 | 1 | - |
| Wind direction and speed (mph) |
5
|
5
|
5
|
7
|
8
|
8
|
6
|
5
|
| Height of waves offshore (m) |
0.2
|
0.2
|
0.2
|
0.2
|
0.1
|
0.1
|
0.2
|
0.2
|
| Period of waves offshore (s) |
10
|
3
|
16
|
16
|
16
|
16
|
16
|
16
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Monday (25 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
30%
|
30%
|
30%
|
20%
|
| Temperature (°C) |
16°
|
15°
|
15°
|
19°
|
21°
|
21°
|
20°
|
17°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
18°
|
19°
|
19°
|
18°
|
16°
|
| Wind direction and speed (mph) |
ESE
5
|
ESE
6
|
ESE
7
|
SE
9
|
SE
11
|
SSE
11
|
SE
10
|
ESE
7
|
| Wind gust (mph) |
5
|
6
|
11
|
18
|
19
|
17
|
14
|
9
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
91%
|
90%
|
89%
|
64%
|
55%
|
53%
|
62%
|
85%
|
| UV | - | - | 1 | 3 | 4 | 2 | 1 | - |
| Wind direction and speed (mph) |
5
|
– | – | – | – | – | – | – |
| Height of waves offshore (m) | – | – | – | – | – | – | – | – |
| Period of waves offshore (s) | – | – | – | – | – | – | – | – |
| Direction of waves offshore |
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
Tooltip header
Tide times
Tuesday 19 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 19 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 19 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 19 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 20 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 20 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 20 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 20 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 21 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 21 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 21 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 21 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 22 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 22 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 22 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 22 August
Tide times and heights are from Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 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 Trearddur Bay tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Rhoscolyn - Borthwen (Beach) weather map
View the weather with our interactive map
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Wales weather forecast
Headline:
Warm sunshine developing on Wednesday.
This Evening and Tonight:
A fine evening with some hazy sunshine. Mainly dry overnight but thicker cloud developing for a time, perhaps giving the odd spot of drizzle in places. A relatively mild night with temperatures remaining in double figures. Minimum temperature 10 °C.
Wednesday:
A few spots of rain may be felt around dawn, however most places will stay dry as the warm sunshine burns away the morning cloud. Slightly breezier than on Tuesday. Maximum temperature 23 °C.
Outlook for Thursday to Saturday:
Remaining dry and settled to end the week and into the weekend with a mixture of cloud and sunny periods. Chilly nights at first but feeling warm in the sunshine.
Updated:
UK long range weather forecast
Nearest forecasts
- Valley 2.2 miles
- Trearddur Bay (Beach) 2.6 miles
- Rhosneigr - Traeth Crigyll (Beach) 3.0 miles
- Rhosneigr (Beach) 3.5 miles
- Porth Dafarch (Beach) 3.9 miles
- Llanfaelog 4.1 miles
- Llanfaelog - Porth Nobla (Beach) 4.3 miles
- Porth Trecastell (Beach) 4.6 miles
- Holyhead 4.8 miles
- Porth Tywyn Mawr (Sandy Beach) 6.3 miles