Dowlais (Merthyr Tydfil) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 0° Celsius;
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 0° Celsius; -
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: -1° Celsius;
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: -1° Celsius; -
Maximum daytime temperature: 2° Celsius; Minimum nighttime temperature: -2° Celsius;
Maximum daytime temperature: 2° Celsius; Minimum nighttime temperature: -2° Celsius;
-
Maximum daytime temperature: 3° Celsius; Minimum nighttime temperature: -2° Celsius;
Maximum daytime temperature: 3° Celsius; Minimum nighttime temperature: -2° Celsius; -
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 7° Celsius; -
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 8° Celsius;
-
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 7° Celsius;
Light showers changing to clear by nighttime.
Sunrise:
Sunset:
L UV
L Pollution
No pollen data.
7 day forecast for Dowlais
Today (16 February 2026)
| Time |
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 |
60%
|
70%
|
70%
|
60%
|
70%
|
80%
|
70%
|
50%
|
10%
|
<5%
|
<5%
|
| Temperature |
6°
|
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
4°
|
4°
|
3°
|
3°
|
| Feels like temperature (°C) |
1°
|
2°
|
2°
|
2°
|
2°
|
1°
|
1°
|
1°
|
0°
|
0°
|
-1°
|
| Wind direction and speed |
W
15
|
W
15
|
W
15
|
W
14
|
W
13
|
WNW
12
|
WNW
11
|
WNW
10
|
WNW
10
|
WNW
10
|
WNW
9
|
| Wind gust (mph) |
38
|
37
|
36
|
34
|
32
|
31
|
29
|
27
|
26
|
25
|
23
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
| Humidity |
84%
|
78%
|
79%
|
80%
|
84%
|
85%
|
87%
|
86%
|
83%
|
80%
|
76%
|
| UV | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Tuesday (17 February 2026)
| 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%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
2°
|
2°
|
2°
|
1°
|
1°
|
1°
|
1°
|
0°
|
1°
|
2°
|
3°
|
3°
|
4°
|
4°
|
4°
|
4°
|
4°
|
3°
|
2°
|
1°
|
1°
|
1°
|
1°
|
0°
|
| Feels like temperature (°C) |
-1°
|
-2°
|
-2°
|
-2°
|
-2°
|
-2°
|
-3°
|
-3°
|
-2°
|
0°
|
1°
|
1°
|
2°
|
2°
|
3°
|
2°
|
2°
|
1°
|
-1°
|
-2°
|
-2°
|
-3°
|
-3°
|
-4°
|
| Wind direction and speed (mph) |
WNW
9
|
WNW
8
|
WNW
7
|
WNW
7
|
WNW
6
|
WNW
6
|
NW
6
|
NW
5
|
NW
5
|
NW
4
|
NNW
5
|
N
6
|
N
5
|
NNE
4
|
NNE
4
|
NE
4
|
ENE
5
|
ENE
5
|
ENE
5
|
ENE
6
|
ENE
7
|
ENE
8
|
E
8
|
E
9
|
| Wind gust (mph) |
20
|
19
|
18
|
17
|
17
|
16
|
15
|
14
|
12
|
12
|
13
|
13
|
12
|
11
|
11
|
12
|
12
|
12
|
13
|
15
|
17
|
19
|
21
|
23
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
75%
|
75%
|
75%
|
76%
|
78%
|
79%
|
80%
|
83%
|
84%
|
79%
|
73%
|
65%
|
61%
|
57%
|
55%
|
55%
|
58%
|
65%
|
71%
|
70%
|
67%
|
67%
|
68%
|
68%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Wednesday (18 February 2026)
| 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%
|
10%
|
10%
|
20%
|
20%
|
30%
|
30%
|
40%
|
40%
|
40%
|
40%
|
40%
|
40%
|
40%
|
40%
|
30%
|
30%
|
20%
|
20%
|
| Temperature (°C) |
0°
|
0°
|
0°
|
0°
|
0°
|
-1°
|
-1°
|
-1°
|
0°
|
0°
|
0°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
| Feels like temperature (°C) |
-5°
|
-5°
|
-5°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-5°
|
-5°
|
-5°
|
-4°
|
-4°
|
-4°
|
-5°
|
-5°
|
-5°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
| Wind direction and speed (mph) |
E
10
|
E
10
|
E
11
|
E
11
|
E
12
|
E
12
|
E
13
|
E
13
|
E
14
|
E
15
|
E
16
|
E
17
|
E
17
|
E
17
|
E
17
|
E
17
|
E
16
|
ENE
16
|
ENE
16
|
ENE
16
|
ENE
16
|
ENE
16
|
ENE
16
|
ENE
16
|
| Wind gust (mph) |
23
|
23
|
24
|
25
|
27
|
28
|
29
|
30
|
32
|
34
|
36
|
39
|
40
|
41
|
41
|
40
|
40
|
39
|
39
|
40
|
39
|
39
|
37
|
37
|
| Visibility (description) |
E
|
E
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
| Humidity |
69%
|
69%
|
71%
|
75%
|
76%
|
77%
|
78%
|
81%
|
82%
|
81%
|
79%
|
78%
|
77%
|
76%
|
75%
|
73%
|
73%
|
74%
|
75%
|
76%
|
79%
|
78%
|
81%
|
79%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Thursday (19 February 2026)
| 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 |
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
0°
|
0°
|
0°
|
0°
|
-1°
|
-1°
|
-1°
|
-1°
|
-1°
|
0°
|
1°
|
2°
|
2°
|
2°
|
3°
|
3°
|
2°
|
1°
|
-1°
|
-1°
|
-1°
|
-2°
|
-2°
|
-2°
|
| Feels like temperature (°C) |
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-5°
|
-4°
|
-3°
|
-2°
|
-1°
|
0°
|
1°
|
0°
|
-2°
|
-4°
|
-4°
|
-4°
|
-5°
|
-5°
|
-5°
|
| Wind direction and speed (mph) |
ENE
17
|
ENE
16
|
ENE
15
|
NE
15
|
NE
14
|
NE
14
|
NE
13
|
NE
12
|
NE
11
|
ENE
11
|
ENE
11
|
ENE
10
|
ENE
9
|
ENE
7
|
E
5
|
E
5
|
ESE
5
|
ESE
5
|
ESE
5
|
SE
5
|
SSE
5
|
SSE
5
|
S
5
|
S
5
|
| Wind gust (mph) |
34
|
34
|
32
|
31
|
30
|
27
|
25
|
22
|
22
|
25
|
25
|
23
|
21
|
17
|
14
|
13
|
11
|
10
|
11
|
11
|
11
|
12
|
13
|
15
|
| Visibility (description) |
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
80%
|
78%
|
78%
|
77%
|
77%
|
77%
|
78%
|
78%
|
79%
|
76%
|
71%
|
68%
|
66%
|
64%
|
60%
|
61%
|
65%
|
73%
|
77%
|
78%
|
79%
|
80%
|
82%
|
82%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Friday (20 February 2026)
| 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%
|
20%
|
20%
|
20%
|
20%
|
30%
|
40%
|
50%
|
60%
|
60%
|
70%
|
70%
|
60%
|
60%
|
50%
|
40%
|
40%
|
40%
|
40%
|
| Temperature (°C) |
-2°
|
-1°
|
0°
|
0°
|
0°
|
1°
|
1°
|
1°
|
2°
|
3°
|
3°
|
4°
|
5°
|
5°
|
6°
|
6°
|
7°
|
7°
|
7°
|
8°
|
8°
|
8°
|
8°
|
8°
|
| Feels like temperature (°C) |
-5°
|
-4°
|
-4°
|
-4°
|
-3°
|
-3°
|
-3°
|
-3°
|
-2°
|
-1°
|
-1°
|
0°
|
1°
|
2°
|
2°
|
3°
|
3°
|
4°
|
4°
|
4°
|
4°
|
5°
|
5°
|
5°
|
| Wind direction and speed (mph) |
S
6
|
S
6
|
S
6
|
S
6
|
S
7
|
S
8
|
S
8
|
S
9
|
S
9
|
SSW
10
|
SSW
11
|
SSW
12
|
SSW
12
|
SSW
13
|
SSW
13
|
SW
13
|
SW
13
|
SW
14
|
SW
14
|
WSW
13
|
WSW
13
|
WSW
14
|
WSW
14
|
WSW
13
|
| Wind gust (mph) |
14
|
15
|
15
|
16
|
16
|
18
|
20
|
22
|
25
|
27
|
29
|
31
|
31
|
32
|
32
|
34
|
34
|
34
|
34
|
34
|
34
|
34
|
33
|
33
|
| Visibility (description) |
E
|
VG
|
E
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
83%
|
83%
|
83%
|
83%
|
84%
|
84%
|
84%
|
85%
|
86%
|
87%
|
86%
|
87%
|
88%
|
91%
|
93%
|
95%
|
95%
|
95%
|
96%
|
96%
|
96%
|
96%
|
95%
|
95%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Saturday (21 February 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
50%
|
40%
|
40%
|
40%
|
50%
|
60%
|
60%
|
60%
|
| Temperature (°C) |
8°
|
9°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
| Feels like temperature (°C) |
5°
|
6°
|
6°
|
6°
|
8°
|
8°
|
7°
|
7°
|
| Wind direction and speed (mph) |
WSW
13
|
WSW
13
|
WSW
12
|
WSW
13
|
WSW
13
|
WSW
12
|
WSW
12
|
WSW
11
|
| Wind gust (mph) |
33
|
32
|
32
|
32
|
33
|
33
|
33
|
31
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
G
|
G
|
M
|
| Humidity |
95%
|
96%
|
96%
|
95%
|
93%
|
93%
|
95%
|
96%
|
| UV | - | - | - | 1 | 1 | 1 | - | - |
Sunday (22 February 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
|
|
|
|
|
| Chance of precipitation |
60%
|
50%
|
50%
|
40%
|
40%
|
40%
|
40%
|
40%
|
| Temperature (°C) |
10°
|
10°
|
9°
|
9°
|
10°
|
10°
|
9°
|
9°
|
| Feels like temperature (°C) |
7°
|
7°
|
6°
|
7°
|
7°
|
7°
|
7°
|
6°
|
| Wind direction and speed (mph) |
WSW
12
|
WSW
12
|
WSW
12
|
WSW
11
|
WSW
12
|
WSW
12
|
WSW
11
|
WSW
11
|
| Wind gust (mph) |
32
|
31
|
30
|
33
|
34
|
33
|
30
|
30
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
G
|
M
|
M
|
| Humidity |
96%
|
95%
|
95%
|
94%
|
91%
|
91%
|
92%
|
93%
|
| UV | - | - | - | 1 | 1 | 1 | - | - |
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WARNING
Flood alerts in force for Wales
Flood alerts in force for Wales
Wales weather forecast
Headline:
Blustery showers today, frost and ice tonight, then fine tomorrow.
Today:
A changeable day consisting of often cloudy skies, brief sunny intervals and occasional showers. These heavy with hail in places and wintry over higher ground. Blustery and feeling rather cold. Maximum temperature 8 °C.
Tonight:
Further showers, occasionally heavy, through this evening. These falling as snow over hills in the north and perhaps to lower levels before clearing overnight. Turning frosty with icy stretches. Minimum temperature -2 °C.
Tuesday:
A frosty start with a risk of ice in places. Thereafter a fine and crisp day and despite a cold northerly breeze, the sunshine will feel pleasant in sheltered spots. Maximum temperature 7 °C.
Outlook for Wednesday to Friday:
Turning windier on Wednesday with rain and hill snow possible in the south. Otherwise a settled spell of weather with frosty nights. Southerly winds freshening on Friday with rain later.
Updated: