Garwnant Visitor Centre (Merthyr Tydfil) weather

Forecast days

Yellow weather warning.
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M UV
L Pollution

7 day forecast for Garwnant Visitor Centre

Tomorrow (19 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 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 Light rain Overcast Cloudy Cloudy Cloudy Sunny intervals Cloudy Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
Chance of precipitation
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
90%
80%
60%
40%
30%
20%
10%
10%
10%
<5%
<5%
<5%
10%
Temperature
10°
10°
11°
11°
12°
12°
11°
11°
10°
Feels like temperature (°C)
10°
Wind direction and speed
ESE
10
E
11
E
11
E
12
E
12
E
12
E
12
E
11
E
10
E
10
E
11
E
11
E
12
E
12
E
12
E
12
E
12
E
11
E
10
ENE
9
ENE
7
ENE
7
ENE
7
ENE
8
Wind gust (mph)
25
27
28
30
30
29
27
26
25
25
25
26
27
28
27
27
25
21
17
15
15
18
19
21
Visibility
M
M
M
M
M
M
M
M
M
M
M
M
M
G
VG
VG
VG
VG
VG
VG
VG
VG
VG
VG
Humidity
97%
96%
96%
95%
94%
94%
95%
95%
96%
95%
94%
93%
91%
89%
82%
77%
75%
70%
69%
72%
75%
75%
76%
75%
UV - - - - - - 1 1 1 1 2 3 3 3 3 3 2 1 1 1 1 - - -
Sunday (20 April 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 Sunny intervals Sunny intervals Cloudy Cloudy
Chance of precipitation
10%
10%
10%
10%
<5%
10%
10%
20%
20%
Temperature (°C)
12°
14°
13°
10°
Feels like temperature (°C)
11°
13°
12°
Wind direction and speed (mph)
ENE
9
ENE
9
NE
7
ENE
7
ENE
7
ENE
7
E
5
ESE
4
NNE
3
Wind gust (mph)
21
20
17
19
19
16
13
9
5
Visibility (description)
VG
VG
VG
VG
VG
E
E
VG
VG
Humidity
76%
78%
81%
84%
67%
56%
50%
65%
84%
UV - - - 1 3 5 2 1 -
Monday (21 April 2025)
Time
01:00
04:00
07:00
10:00
13:00
16:00
19:00
22:00
Weather symbols Overcast Overcast Light rain Light rain Light rain Light shower day Light shower night Partly cloudy night
Chance of precipitation
30%
50%
60%
70%
80%
70%
50%
30%
Temperature (°C)
11°
11°
10°
Feels like temperature (°C)
10°
Wind direction and speed (mph)
E
3
ENE
3
SE
3
SSE
5
S
6
SW
7
WSW
7
W
4
Wind gust (mph)
5
5
10
13
14
14
12
9
Visibility (description)
VG
VG
G
G
VG
VG
E
VG
Humidity
87%
92%
95%
92%
87%
81%
87%
95%
UV - - 1 2 3 2 1 -
Tuesday (22 April 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 Cloudy Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
Chance of precipitation
30%
30%
20%
50%
50%
50%
30%
30%
Temperature (°C)
10°
12°
13°
12°
Feels like temperature (°C)
10°
11°
10°
Wind direction and speed (mph)
W
4
WNW
4
WNW
4
WSW
6
SW
8
SW
8
WSW
7
NE
5
Wind gust (mph)
8
8
14
18
19
17
14
9
Visibility (description)
VG
VG
VG
E
E
E
E
VG
Humidity
96%
97%
96%
80%
67%
65%
80%
90%
UV - - 1 3 3 2 1 -
Wednesday (23 April 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 Sunny intervals Sunny intervals Clear night Partly cloudy night
Chance of precipitation
20%
10%
10%
20%
20%
10%
<5%
<5%
Temperature (°C)
11°
14°
15°
14°
Feels like temperature (°C)
10°
12°
14°
13°
Wind direction and speed (mph)
ENE
5
NNE
5
NE
5
ENE
6
ENE
7
NNE
7
WNW
6
N
3
Wind gust (mph)
9
6
10
16
17
15
10
5
Visibility (description)
VG
G
G
VG
VG
VG
VG
G
Humidity
93%
94%
93%
78%
64%
59%
69%
89%
UV - - 1 3 4 2 1 -
Thursday (24 April 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 Sunny intervals Sunny intervals Partly cloudy night Cloudy
Chance of precipitation
<5%
10%
10%
10%
20%
10%
10%
10%
Temperature (°C)
11°
14°
15°
14°
10°
Feels like temperature (°C)
10°
12°
13°
12°
Wind direction and speed (mph)
SW
3
SE
3
ESE
3
SSE
6
S
8
S
9
S
8
SSE
5
Wind gust (mph)
4
4
10
15
17
14
11
8
Visibility (description)
G
G
G
VG
VG
VG
VG
VG
Humidity
92%
94%
93%
76%
64%
63%
68%
86%
UV - - 1 3 4 2 1 -
Friday (25 April 2025)
Time
01:00
04:00
07:00
10:00
13:00
16:00
19:00
22:00
Weather symbols Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
Chance of precipitation
20%
30%
40%
40%
40%
30%
10%
20%
Temperature (°C)
10°
13°
13°
13°
Feels like temperature (°C)
11°
12°
11°
Wind direction and speed (mph)
SSE
4
SSE
4
SSE
4
SSE
7
S
9
SSW
9
SSW
7
SSW
5
Wind gust (mph)
6
7
12
17
17
14
8
6
Visibility (description)
G
G
G
G
G
VG
VG
G
Humidity
90%
92%
93%
89%
79%
71%
75%
90%
UV - - 1 2 4 2 1 -

UK video forecast

Garwnant Visitor Centre weather map

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Wales weather forecast

Headline:

Rather changeable over the Bank Holiday weekend.

This Evening and Tonight:

It will be a cloudy evening and night with outbreaks of locally heavy showery rain, especially over hills in the southeast. Fog will also affect the high ground. Mild and frost-free, though rather windy with brisk east to southeasterly winds. Minimum temperature 9 °C.

Saturday:

Saturday will start grey with showery rain, locally still heavy. The rain will slowly fizzle out and skies should brighten a little heading into the afternoon. Brisk winds slowly easing. Maximum temperature 14 °C.

Outlook for Sunday to Tuesday:

Easter Sunday looks bright with lighter winds. Isolated light showers possible later. Easter Monday is likely to be a more widely showery day, with sunshine and showers continuing on Tuesday.

Updated:

UK long range weather forecast

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