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Unsettled week ahead with warning issued
Autumnal weather moves in as low pressure takes charge of UK weather.
Read moreLlanelli (Carmarthenshire) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius; -
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius; -
Maximum daytime temperature: 12° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 12 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius;
-
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius;
-
Maximum daytime temperature: 12° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 12 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
Partly cloudy.
Sunrise:
Sunset:
L UV
L Pollution
No pollen data.
7 day forecast for Llanelli
Today (19 October 2026)
| Time |
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|
| Weather symbols |  |
 |
|
|
|
| Chance of precipitation |
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
11°
|
11°
|
10°
|
10°
|
9°
|
| Feels like temperature (°C) |
10°
|
9°
|
9°
|
8°
|
8°
|
| Wind direction and speed |
E
7
|
E
7
|
E
7
|
E
7
|
E
7
|
| Wind gust (mph) |
23
|
23
|
21
|
21
|
20
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
77%
|
78%
|
80%
|
82%
|
83%
|
| UV | - | - | - | - | - |
Tuesday (20 October 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%
|
10%
|
10%
|
10%
|
30%
|
60%
|
70%
|
70%
|
60%
|
60%
|
60%
|
40%
|
30%
|
30%
|
20%
|
20%
|
10%
|
10%
|
<5%
|
10%
|
20%
|
20%
|
30%
|
60%
|
| Temperature (°C) |
9°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
9°
|
11°
|
11°
|
12°
|
12°
|
13°
|
13°
|
12°
|
10°
|
10°
|
10°
|
10°
|
10°
|
11°
|
| Feels like temperature (°C) |
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
8°
|
8°
|
9°
|
10°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
10°
|
9°
|
9°
|
9°
|
9°
|
9°
|
| Wind direction and speed (mph) |
ENE
6
|
ENE
6
|
NE
5
|
NE
5
|
NE
5
|
NNE
4
|
NNE
4
|
NNE
4
|
NNE
3
|
NNE
3
|
N
3
|
N
3
|
NNW
3
|
NW
3
|
WNW
3
|
W
3
|
WSW
3
|
S
3
|
SE
3
|
E
4
|
E
5
|
E
6
|
ESE
7
|
ESE
7
|
| Wind gust (mph) |
18
|
17
|
15
|
14
|
13
|
12
|
10
|
10
|
10
|
10
|
9
|
9
|
10
|
11
|
12
|
12
|
13
|
13
|
13
|
18
|
19
|
21
|
22
|
22
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
84%
|
84%
|
84%
|
84%
|
85%
|
85%
|
87%
|
88%
|
88%
|
88%
|
86%
|
84%
|
80%
|
77%
|
76%
|
76%
|
75%
|
79%
|
85%
|
85%
|
84%
|
83%
|
84%
|
85%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - | - |
Wednesday (21 October 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 |
70%
|
80%
|
90%
|
90%
|
90%
|
80%
|
90%
|
90%
|
80%
|
80%
|
70%
|
60%
|
50%
|
50%
|
40%
|
30%
|
20%
|
30%
|
40%
|
50%
|
60%
|
90%
|
90%
|
90%
|
| Temperature (°C) |
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
12°
|
12°
|
11°
|
11°
|
10°
|
9°
|
9°
|
10°
|
10°
|
| Feels like temperature (°C) |
9°
|
10°
|
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
8°
|
8°
|
9°
|
9°
|
9°
|
8°
|
8°
|
8°
|
9°
|
9°
|
| Wind direction and speed (mph) |
ESE
7
|
ESE
7
|
ESE
8
|
ESE
8
|
ESE
9
|
NNW
11
|
NW
12
|
NW
11
|
NW
13
|
NW
14
|
WNW
16
|
WNW
17
|
WNW
21
|
WNW
20
|
WNW
19
|
WNW
19
|
WNW
18
|
WNW
14
|
W
11
|
W
9
|
W
7
|
W
7
|
W
7
|
WNW
7
|
| Wind gust (mph) |
23
|
24
|
25
|
28
|
31
|
34
|
36
|
37
|
39
|
41
|
41
|
41
|
39
|
38
|
36
|
35
|
32
|
28
|
27
|
25
|
24
|
26
|
25
|
25
|
| Visibility (description) |
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
90%
|
92%
|
93%
|
93%
|
92%
|
92%
|
90%
|
88%
|
85%
|
82%
|
80%
|
74%
|
67%
|
59%
|
56%
|
57%
|
60%
|
66%
|
74%
|
78%
|
82%
|
85%
|
88%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - |
Thursday (22 October 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 |
≥95%
|
90%
|
80%
|
60%
|
40%
|
40%
|
20%
|
20%
|
10%
|
10%
|
20%
|
20%
|
30%
|
40%
|
40%
|
50%
|
60%
|
70%
|
90%
|
90%
|
≥95%
|
≥95%
|
≥95%
|
≥95%
|
| Temperature (°C) |
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
9°
|
11°
|
12°
|
13°
|
14°
|
14°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
9°
|
8°
|
8°
|
8°
|
8°
|
8°
|
7°
|
6°
|
6°
|
8°
|
10°
|
11°
|
12°
|
13°
|
13°
|
12°
|
12°
|
12°
|
11°
|
11°
|
10°
|
10°
|
10°
|
11°
|
| Wind direction and speed (mph) |
WSW
7
|
W
7
|
W
8
|
W
7
|
WNW
7
|
WNW
7
|
WNW
7
|
WNW
7
|
WNW
6
|
WNW
5
|
WNW
5
|
W
5
|
WSW
5
|
SW
6
|
SW
6
|
SSW
6
|
SSE
6
|
SSE
7
|
SE
8
|
SE
10
|
SE
13
|
SE
15
|
SE
15
|
SE
15
|
| Wind gust (mph) |
26
|
26
|
25
|
24
|
23
|
23
|
23
|
21
|
19
|
16
|
15
|
15
|
15
|
17
|
18
|
20
|
21
|
22
|
26
|
30
|
33
|
36
|
37
|
39
|
| Visibility (description) |
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
88%
|
89%
|
89%
|
87%
|
88%
|
86%
|
86%
|
86%
|
86%
|
84%
|
77%
|
71%
|
65%
|
65%
|
63%
|
67%
|
72%
|
77%
|
84%
|
89%
|
91%
|
92%
|
92%
|
91%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - |
Friday (23 October 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 |
≥95%
|
≥95%
|
90%
|
90%
|
80%
|
80%
|
90%
|
90%
|
80%
|
80%
|
70%
|
70%
|
70%
|
70%
|
70%
|
70%
|
70%
|
50%
|
40%
|
40%
|
40%
|
30%
|
30%
|
30%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
13°
|
13°
|
12°
|
11°
|
11°
|
11°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
9°
|
10°
|
9°
|
9°
|
| Feels like temperature (°C) |
10°
|
11°
|
10°
|
10°
|
10°
|
9°
|
8°
|
8°
|
7°
|
7°
|
7°
|
7°
|
8°
|
7°
|
7°
|
7°
|
7°
|
7°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
| Wind direction and speed (mph) |
SE
16
|
SE
15
|
SE
15
|
SE
15
|
SSE
14
|
WNW
14
|
WNW
16
|
NW
18
|
NW
19
|
WNW
20
|
WNW
21
|
WNW
21
|
WNW
22
|
WNW
22
|
WNW
22
|
WNW
22
|
WNW
22
|
WNW
22
|
WNW
21
|
WNW
19
|
WNW
19
|
WNW
18
|
WNW
17
|
WNW
16
|
| Wind gust (mph) |
40
|
39
|
36
|
36
|
30
|
34
|
40
|
48
|
51
|
53
|
53
|
51
|
50
|
49
|
48
|
47
|
44
|
43
|
40
|
40
|
38
|
36
|
34
|
33
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
91%
|
91%
|
90%
|
87%
|
86%
|
89%
|
86%
|
86%
|
86%
|
84%
|
81%
|
77%
|
72%
|
73%
|
69%
|
67%
|
66%
|
64%
|
64%
|
65%
|
66%
|
66%
|
68%
|
68%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - |
Saturday (24 October 2026)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
40%
|
40%
|
50%
|
70%
|
80%
|
80%
|
80%
|
80%
|
| Temperature (°C) |
9°
|
9°
|
9°
|
9°
|
11°
|
13°
|
14°
|
15°
|
15°
|
| Feels like temperature (°C) |
6°
|
6°
|
6°
|
7°
|
9°
|
11°
|
11°
|
12°
|
12°
|
| Wind direction and speed (mph) |
WNW
15
|
WNW
15
|
WNW
11
|
W
9
|
SW
9
|
SSW
15
|
SW
17
|
SW
18
|
WSW
18
|
| Wind gust (mph) |
32
|
30
|
26
|
23
|
27
|
33
|
34
|
34
|
33
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
M
|
P
|
P
|
P
|
M
|
| Humidity |
72%
|
73%
|
76%
|
80%
|
83%
|
87%
|
91%
|
92%
|
91%
|
| UV | - | - | - | 1 | 1 | 1 | 1 | - | - |
Sunday (25 October 2026)
| Time |
01:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
70%
|
70%
|
60%
|
60%
|
50%
|
40%
|
40%
|
40%
|
| Temperature (°C) |
15°
|
15°
|
14°
|
15°
|
15°
|
15°
|
14°
|
13°
|
| Feels like temperature (°C) |
11°
|
12°
|
11°
|
12°
|
12°
|
12°
|
12°
|
11°
|
| Wind direction and speed (mph) |
W
18
|
W
19
|
W
19
|
W
18
|
W
18
|
W
17
|
W
13
|
W
11
|
| Wind gust (mph) |
35
|
34
|
34
|
37
|
36
|
31
|
25
|
24
|
| Visibility (description) |
M
|
M
|
M
|
G
|
G
|
G
|
VG
|
VG
|
| Humidity |
91%
|
85%
|
80%
|
76%
|
68%
|
72%
|
75%
|
79%
|
| UV | - | - | 1 | 1 | 2 | 1 | - | - |
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Wales weather forecast
Headline:
Periods of wet weather this week and windy at times.
This Evening and Tonight:
Dry with clear skies initially, allowing temperatures to drop away. Cloud builds through the night, bringing rain and drizzle in from the east through the early hours. Minimum temperature 5 °C.
Tuesday:
A wet start for most, except in the far west of the country. Rain slowly turning more showery in the east with brighter skies developing for some, chiefly in Pembrokeshire. Maximum temperature 13 °C.
Outlook for Wednesday to Friday:
Heavy showers with coastal gales on Wednesday. Sunny spells and lighter winds into Thursday before turning very unsettled overnight. Severe gales and heavy rain likely on Friday.
Updated: