Tredegar (Blaenau Gwent) weather

Forecast days

Yellow weather warning.
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Sunset iconSunset:
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7 day forecast for Tredegar

Today (17 September 2025)
Time
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 Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Light rain Light rain Heavy rain Light rain Light rain Light rain Light rain Light rain Light rain
Chance of precipitation
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
90%
90%
90%
90%
90%
90%
90%
90%
Temperature
11°
12°
12°
13°
13°
14°
14°
15°
15°
16°
16°
16°
16°
16°
16°
16°
16°
15°
15°
15°
Feels like temperature (°C)
10°
10°
11°
11°
12°
12°
12°
13°
13°
13°
13°
13°
13°
13°
13°
13°
13°
Wind direction and speed
SSW
14
SSW
16
SSW
17
SW
18
SW
19
SW
19
SW
20
SW
20
SW
20
SW
20
SW
20
SW
19
WSW
19
WSW
18
WSW
17
WSW
16
SW
15
WSW
15
SW
15
SW
14
Wind gust (mph)
28
31
34
36
37
36
37
37
36
35
35
34
33
31
29
27
26
25
24
23
Visibility
P
M
M
P
P
P
M
P
P
P
P
P
M
M
M
P
P
P
P
P
Humidity
99%
98%
99%
99%
99%
99%
98%
98%
98%
98%
98%
99%
99%
98%
98%
99%
100%
100%
100%
100%
UV - - 1 1 1 1 1 1 1 1 1 2 1 1 1 1 - - - -
Thursday (18 September 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 Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
Chance of precipitation
90%
90%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
90%
80%
60%
50%
30%
30%
10%
10%
10%
10%
10%
10%
10%
10%
10%
10%
Temperature (°C)
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
16°
16°
17°
17°
17°
17°
17°
17°
16°
16°
16°
15°
15°
Feels like temperature (°C)
13°
13°
13°
13°
13°
13°
13°
13°
12°
12°
13°
13°
13°
13°
13°
14°
14°
14°
14°
14°
14°
13°
13°
13°
Wind direction and speed (mph)
SW
14
SW
14
SW
14
SW
14
SW
15
SW
16
SW
17
SW
17
SW
17
SW
17
SW
18
SW
19
SW
19
SW
20
SW
20
SW
20
SW
19
SW
18
SW
18
SW
16
SW
15
SW
14
SW
14
SSW
14
Wind gust (mph)
23
23
23
26
28
29
30
32
31
31
32
34
35
35
35
34
32
30
27
25
25
24
24
24
Visibility (description)
P
P
VP
VP
VP
VP
VP
VP
VP
VP
M
M
G
G
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
Humidity
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
99%
98%
95%
93%
91%
88%
87%
89%
91%
93%
93%
94%
95%
95%
UV - - - - - - 1 1 1 1 1 2 2 2 2 2 1 1 1 1 - - - -
Friday (19 September 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 Overcast Overcast Overcast Overcast Cloudy Overcast Cloudy Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Cloudy Cloudy Cloudy Cloudy
Chance of precipitation
10%
10%
10%
<5%
<5%
<5%
<5%
<5%
10%
10%
10%
20%
20%
20%
20%
10%
10%
20%
20%
20%
30%
40%
30%
30%
Temperature (°C)
15°
15°
15°
14°
14°
14°
14°
13°
13°
14°
15°
15°
16°
17°
17°
18°
18°
18°
17°
16°
15°
14°
14°
14°
Feels like temperature (°C)
13°
13°
13°
12°
12°
12°
12°
12°
12°
12°
13°
14°
14°
15°
16°
16°
16°
16°
15°
15°
14°
14°
14°
13°
Wind direction and speed (mph)
SSW
14
SSW
13
SSW
13
SSW
12
SSW
12
SSW
11
SSW
11
SSW
10
SSW
10
SSW
10
SSW
11
SSW
11
SSW
11
SSW
11
SSW
11
SSW
11
SW
11
SSW
11
SW
10
SW
9
SW
7
SW
7
SW
7
SW
7
Wind gust (mph)
24
24
22
21
20
21
19
19
20
21
21
21
21
22
22
21
21
18
17
14
14
16
13
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
G
G
Humidity
95%
95%
95%
95%
95%
96%
95%
96%
95%
94%
91%
88%
86%
85%
82%
81%
81%
83%
86%
90%
93%
95%
96%
96%
UV - - - - - - 1 1 1 1 1 2 2 3 2 2 1 1 1 1 - - - -
Saturday (20 September 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 Cloudy Cloudy Light rain Overcast Overcast Overcast Cloudy Cloudy Cloudy Light rain Light rain Cloudy Cloudy Cloudy Cloudy Light shower day Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
Chance of precipitation
40%
50%
50%
50%
50%
50%
50%
40%
50%
50%
50%
50%
50%
40%
50%
50%
50%
40%
40%
40%
40%
30%
30%
40%
Temperature (°C)
14°
14°
14°
14°
13°
13°
13°
12°
12°
12°
13°
13°
14°
14°
14°
15°
14°
14°
13°
12°
11°
11°
11°
10°
Feels like temperature (°C)
13°
13°
13°
13°
13°
12°
12°
12°
11°
11°
11°
12°
12°
12°
12°
12°
12°
11°
11°
10°
Wind direction and speed (mph)
SW
6
SW
6
SW
6
SW
6
WSW
6
WSW
6
WSW
6
SW
5
SW
6
WSW
8
SW
9
SW
10
WSW
11
SW
11
WSW
12
WSW
13
WSW
13
W
12
W
11
W
10
W
10
W
9
W
8
W
8
Wind gust (mph)
13
11
10
12
14
12
12
12
14
15
17
21
23
23
26
26
25
23
19
17
16
16
16
17
Visibility (description)
G
M
M
M
G
G
G
G
G
G
VG
VG
VG
E
E
E
E
E
E
E
E
E
VG
E
Humidity
97%
98%
99%
99%
98%
98%
97%
96%
96%
94%
93%
92%
89%
86%
81%
79%
78%
78%
78%
84%
88%
90%
89%
90%
UV - - - - - - 1 1 1 1 1 2 2 2 3 2 2 1 1 1 - - - -
Sunday (21 September 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 Light shower night Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
Chance of precipitation
50%
50%
50%
40%
30%
30%
40%
40%
40%
30%
30%
40%
40%
50%
50%
50%
40%
40%
40%
30%
30%
20%
20%
10%
Temperature (°C)
10°
10°
10°
10°
10°
11°
11°
11°
11°
11°
11°
10°
Feels like temperature (°C)
Wind direction and speed (mph)
W
8
WNW
7
WNW
8
NW
8
NW
8
NNW
9
NNW
9
NNW
9
N
9
N
11
N
12
N
13
N
13
N
13
N
13
N
13
N
13
NNE
13
NNE
12
NNE
11
NNE
10
NNE
9
NNE
9
NNE
9
Wind gust (mph)
14
13
12
11
12
12
13
16
21
23
24
26
27
28
27
26
25
23
18
18
19
19
20
19
Visibility (description)
VG
VG
VG
E
E
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
Humidity
91%
92%
92%
92%
92%
92%
92%
92%
91%
88%
87%
83%
78%
76%
74%
75%
73%
74%
75%
77%
79%
81%
81%
80%
UV - - - - - - 1 1 1 1 2 3 2 3 3 2 1 1 1 1 - - - -
Monday (22 September 2025)
Time
00:00
01:00
04:00
07:00
10:00
13:00
16:00
19:00
22:00
Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Cloudy Sunny intervals Partly cloudy night Partly cloudy night
Chance of precipitation
10%
10%
10%
10%
10%
10%
10%
<5%
<5%
Temperature (°C)
12°
12°
10°
Feels like temperature (°C)
10°
Wind direction and speed (mph)
NNE
8
N
8
NNE
7
N
7
NNE
10
NNE
12
NNE
11
NNE
9
NNE
7
Wind gust (mph)
17
18
16
20
25
24
22
14
12
Visibility (description)
VG
VG
VG
VG
VG
VG
VG
VG
VG
Humidity
81%
81%
82%
84%
71%
57%
54%
66%
74%
UV - - - 1 2 4 2 1 -
Tuesday (23 September 2025)
Time
01:00
04:00
07:00
10:00
13:00
16:00
19:00
22:00
Weather symbols Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Cloudy Sunny intervals Partly cloudy night Partly cloudy night
Chance of precipitation
<5%
<5%
10%
10%
10%
10%
10%
10%
Temperature (°C)
12°
12°
10°
Feels like temperature (°C)
10°
10°
Wind direction and speed (mph)
N
6
N
6
N
6
NNE
9
NE
11
NNE
11
NNE
8
NNE
7
Wind gust (mph)
10
9
12
19
21
19
12
11
Visibility (description)
VG
VG
VG
VG
VG
VG
VG
VG
Humidity
81%
84%
85%
74%
61%
61%
75%
82%
UV - - 1 2 3 1 1 -

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Tredegar weather map

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WARNING
Flood alerts icon
Flood alerts in force for Wales
Flood alerts in force for Wales

Wales weather forecast

Headline:

Heavy and persistent rain.

Today:

Heaviest and most persistent rain clearing eastwards through the morning, though remaining cloudy with outbreaks of patchy rain and drizzle throughout the day, turning heavy at times over the hills. Breezy. Maximum temperature 19 °C.

Tonight:

Rain persisting throughout this evening and overnight, this turning heavy at times especially over the hills and mountains. Windy for all, especially along the coasts, and feeling humid. Minimum temperature 8 °C.

Thursday:

A cloudy, damp and mild start to Thursday. Cloud breaking in the east but drizzle persisting over the hills in the west. Staying windy. Maximum temperature 18 °C.

Outlook for Friday to Sunday:

Remaining changeable with showers or longer spells of rain at times. Some brighter periods are also likely, mainly on Friday. Temperatures close to average but turning colder later Sunday. Breezy.

Updated:

UK long range weather forecast

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