Alwen Reservoir (Denbighshire) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 7° Celsius; -
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 4° Celsius;
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 2° Celsius; -
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 2° Celsius;
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 0° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 0° Celsius;
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: -1° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: -1° Celsius;
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 0° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 0° Celsius;
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 1° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 1° Celsius;
8 day forecast for Alwen Reservoir
Today (3 April 2025)
| Time |
21:00
|
22:00
|
23:00
|
|---|---|---|---|
| Weather symbols |  |
|
|
| Chance of precipitation |
10%
|
<5%
|
<5%
|
| Temperature |
11°
|
10°
|
9°
|
| Feels like temperature (°C) |
8°
|
7°
|
7°
|
| Wind direction and speed |
E
12
|
E
12
|
E
11
|
| Wind gust (mph) |
27
|
25
|
23
|
| Visibility |
G
|
G
|
G
|
| Humidity |
67%
|
74%
|
75%
|
| UV | - | - | - |
Friday (4 April 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%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
9°
|
9°
|
9°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
10°
|
11°
|
13°
|
15°
|
16°
|
17°
|
17°
|
18°
|
17°
|
17°
|
15°
|
13°
|
11°
|
10°
|
9°
|
| Feels like temperature (°C) |
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
8°
|
9°
|
11°
|
12°
|
13°
|
14°
|
15°
|
15°
|
15°
|
14°
|
13°
|
10°
|
9°
|
7°
|
6°
|
| Wind direction and speed (mph) |
ESE
10
|
ESE
9
|
ESE
9
|
ESE
8
|
ESE
8
|
ESE
8
|
ESE
8
|
ESE
8
|
ESE
7
|
E
8
|
E
9
|
ESE
10
|
E
11
|
E
12
|
ESE
13
|
ESE
13
|
E
13
|
E
12
|
E
12
|
ENE
12
|
ENE
12
|
ENE
12
|
E
12
|
E
12
|
| Wind gust (mph) |
21
|
20
|
18
|
18
|
17
|
16
|
16
|
16
|
16
|
18
|
20
|
23
|
25
|
28
|
30
|
29
|
28
|
26
|
26
|
28
|
27
|
26
|
26
|
26
|
| 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 |
77%
|
80%
|
82%
|
83%
|
83%
|
83%
|
84%
|
83%
|
82%
|
76%
|
74%
|
67%
|
64%
|
60%
|
58%
|
56%
|
55%
|
56%
|
58%
|
63%
|
65%
|
66%
|
69%
|
74%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | - | - | - | - |
Saturday (5 April 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) |
7°
|
7°
|
5°
|
3°
|
8°
|
12°
|
14°
|
12°
|
7°
|
| Feels like temperature (°C) |
4°
|
3°
|
2°
|
0°
|
5°
|
10°
|
12°
|
9°
|
4°
|
| Wind direction and speed (mph) |
E
12
|
E
11
|
E
10
|
E
9
|
E
11
|
E
12
|
E
13
|
E
10
|
E
11
|
| Wind gust (mph) |
25
|
25
|
23
|
25
|
29
|
30
|
28
|
23
|
23
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
75%
|
73%
|
75%
|
63%
|
54%
|
47%
|
58%
|
71%
|
| UV | - | - | - | 1 | 2 | 4 | 2 | 1 | - |
Sunday (6 April 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
4°
|
2°
|
2°
|
7°
|
12°
|
14°
|
11°
|
7°
|
| Feels like temperature (°C) |
0°
|
-2°
|
-3°
|
4°
|
10°
|
12°
|
10°
|
5°
|
| Wind direction and speed (mph) |
ESE
11
|
ESE
11
|
ESE
11
|
SE
11
|
SE
11
|
ESE
9
|
ESE
7
|
ESE
7
|
| Wind gust (mph) |
23
|
22
|
24
|
25
|
24
|
20
|
15
|
16
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
E
|
E
|
VG
|
VG
|
| Humidity |
81%
|
87%
|
92%
|
69%
|
51%
|
41%
|
56%
|
63%
|
| UV | - | - | 1 | 2 | 4 | 2 | 1 | - |
Monday (7 April 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
4°
|
3°
|
2°
|
9°
|
13°
|
15°
|
12°
|
6°
|
| Feels like temperature (°C) |
2°
|
1°
|
1°
|
9°
|
12°
|
14°
|
11°
|
5°
|
| Wind direction and speed (mph) |
SE
5
|
SE
4
|
SE
3
|
SSE
3
|
SSE
4
|
SE
5
|
ENE
4
|
E
3
|
| Wind gust (mph) |
16
|
11
|
8
|
12
|
14
|
14
|
9
|
7
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
66%
|
66%
|
68%
|
53%
|
41%
|
42%
|
63%
|
73%
|
| UV | - | - | 1 | 2 | 4 | 2 | 1 | - |
Tuesday (8 April 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
4°
|
3°
|
2°
|
11°
|
14°
|
15°
|
12°
|
4°
|
| Feels like temperature (°C) |
3°
|
2°
|
1°
|
11°
|
13°
|
14°
|
11°
|
3°
|
| Wind direction and speed (mph) |
ESE
3
|
ESE
3
|
ESE
3
|
ESE
3
|
ESE
6
|
E
6
|
ENE
4
|
ENE
2
|
| Wind gust (mph) |
6
|
6
|
7
|
13
|
16
|
14
|
7
|
4
|
| Visibility (description) |
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
76%
|
81%
|
87%
|
57%
|
51%
|
52%
|
72%
|
92%
|
| UV | - | - | 1 | 2 | 4 | 2 | 1 | - |
Wednesday (9 April 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
2°
|
1°
|
1°
|
10°
|
14°
|
14°
|
12°
|
4°
|
| Feels like temperature (°C) |
1°
|
0°
|
0°
|
9°
|
12°
|
13°
|
11°
|
3°
|
| Wind direction and speed (mph) |
ENE
3
|
E
3
|
ESE
3
|
ESE
4
|
E
7
|
ENE
6
|
ENE
5
|
NNW
3
|
| Wind gust (mph) |
4
|
4
|
8
|
13
|
15
|
14
|
7
|
4
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
92%
|
92%
|
92%
|
64%
|
54%
|
53%
|
71%
|
93%
|
| UV | - | - | 1 | 2 | 4 | 2 | 1 | - |
Thursday (10 April 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
2°
|
2°
|
2°
|
11°
|
14°
|
15°
|
12°
|
5°
|
| Feels like temperature (°C) |
1°
|
0°
|
1°
|
10°
|
13°
|
13°
|
11°
|
4°
|
| Wind direction and speed (mph) |
W
3
|
WSW
4
|
SW
3
|
W
4
|
NW
8
|
NW
8
|
WNW
6
|
W
4
|
| Wind gust (mph) |
4
|
5
|
8
|
14
|
16
|
15
|
8
|
5
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
93%
|
93%
|
92%
|
66%
|
57%
|
56%
|
72%
|
92%
|
| UV | - | - | 1 | 2 | 4 | 2 | 1 | - |
Tooltip header
UK video forecast
Alwen Reservoir weather map
View the weather with our interactive map
Loading map...
Wales weather forecast
Headline:
Some showers this evening. Warm with sunshine on Friday.
This Evening and Tonight:
A chance of further showers in the south this evening, these moving northwards overnight, but many places remaining dry. Patchy low cloud developing in places. A milder night than of late. Minimum temperature 7 °C.
Friday:
Any showers clearing to leave sunny spells. Increasingly sunny by the afternoon. Temperatures above average and feeling warm albeit cooler on coasts exposed to the easterly breeze. Maximum temperature 23 °C.
Outlook for Saturday to Monday:
Dry and mainly sunny over the weekend and into next week too. Temperatures generally lower than on Friday with chilly nights but feeling warm in the sunshine. Breezy at times.
Updated: