St-Athan (Vale of Glamorgan) last 24 hours weather
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We are showing you the observations for the nearest location to Porthcawl (12.5 miles, 39 m higher).
Observation days
No pollution data.
No pollen data.
No pollution data.
No pollen data.
No pollution data.
No pollen data.
Friday
| Time |
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
|
|||||||||||||
| Weather | |||||||||||||
| Temperature (°C) | |||||||||||||
| Temperature |
18.6° Celsius
|
18.6° Celsius
|
20.0° Celsius
|
19.9° Celsius
|
17.8° Celsius
|
16.8° Celsius
|
17.8° Celsius
|
18.7° Celsius
|
18.7° Celsius
|
18.2° Celsius
|
18.1° Celsius
|
18.2° Celsius
|
17.8° Celsius
|
| Wind direction and speed (mph) | |||||||||||||
| Wind direction and speed |
W
21
|
W
14
|
W
18
|
W
18
|
W
21
|
WSW
19
|
WSW
18
|
WSW
14
|
W
14
|
W
12
|
W
11
|
W
13
|
W
11
|
| Wind gust (mph) | |||||||||||||
| Wind gust |
31
|
34
|
29
|
33
|
32
|
30
|
32
|
27
|
22
|
22
|
21
|
21
|
21
|
| Visibility (description) | |||||||||||||
| Visibility |
E
|
G
|
VG
|
VG
|
M
|
G
|
VG
|
VG
|
E
|
VG
|
VG
|
VG
|
E
|
| Humidity | |||||||||||||
| Humidity | 77 % | 92 % | 81 % | 76 % | 85 % | 91 % | 95 % | 90 % | 86 % | 88 % | 90 % | 89 % | 88 % |
| Pressure (hPa) | |||||||||||||
| Pressure | 1,006 hPa | 1,006 hPa | 1,006 hPa | 1,007 hPa | 1,007 hPa | 1,007 hPa | 1,007 hPa | 1,007 hPa | 1,007 hPa | 1,007 hPa | 1,008 hPa | 1,008 hPa | 1,008 hPa |
| Pressure tendency | |||||||||||||
| Pressure tendency | R | R | R | R | R | R | R | F | F | R | R | R | R |
Saturday
| 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
|
||||||||||||||||||||||||
| Weather | ||||||||||||||||||||||||
| Temperature (°C) | ||||||||||||||||||||||||
| Temperature |
18.0° Celsius
|
17.6° Celsius
|
17.4° Celsius
|
17.7° Celsius
|
17.9° Celsius
|
17.5° Celsius
|
17.0° Celsius
|
16.5° Celsius
|
16.5° Celsius
|
16.6° Celsius
|
17.5° Celsius
|
19.8° Celsius
|
18.3° Celsius
|
20.1° Celsius
|
20.7° Celsius
|
21.2° Celsius
|
20.6° Celsius
|
20.7° Celsius
|
18.9° Celsius
|
18.5° Celsius
|
18.1° Celsius
|
17.9° Celsius
|
17.7° Celsius
|
16.7° Celsius
|
| Wind direction and speed (mph) | ||||||||||||||||||||||||
| Wind direction and speed |
WSW
12
|
WSW
11
|
SW
7
|
SSW
7
|
SSW
8
|
S
6
|
SSE
10
|
ESE
9
|
ESE
13
|
SE
12
|
SE
9
|
ESE
9
|
SSE
8
|
S
2
|
WSW
4
|
W
13
|
W
15
|
W
14
|
WSW
11
|
W
15
|
W
21
|
W
20
|
WNW
19
|
WNW
16
|
| Wind gust (mph) | ||||||||||||||||||||||||
| Wind gust |
19
|
19
|
16
|
12
|
15
|
13
|
14
|
18
|
21
|
25
|
21
|
16
|
15
|
13
|
7
|
21
|
21
|
20
|
26
|
20
|
32
|
32
|
32
|
26
|
| Visibility (description) | ||||||||||||||||||||||||
| Visibility |
E
|
VG
|
VG
|
VG
|
E
|
VG
|
G
|
M
|
G
|
E
|
E
|
E
|
P
|
E
|
E
|
E
|
VG
|
VG
|
E
|
E
|
E
|
E
|
VG
|
VP
|
| Humidity | ||||||||||||||||||||||||
| Humidity | 88 % | 88 % | 86 % | 87 % | 82 % | 86 % | 90 % | 93 % | 96 % | 96 % | 94 % | 91 % | 95 % | 81 % | 80 % | 74 % | 78 % | 78 % | 87 % | 90 % | 87 % | 84 % | 83 % | 94 % |
| Pressure (hPa) | ||||||||||||||||||||||||
| Pressure | 1,008 hPa | 1,008 hPa | 1,007 hPa | 1,007 hPa | 1,006 hPa | 1,005 hPa | 1,005 hPa | 1,003 hPa | 1,002 hPa | 1,002 hPa | 1,001 hPa | 1,000 hPa | 1,000 hPa | 999 hPa | 999 hPa | 1,000 hPa | 1,001 hPa | 1,001 hPa | 1,001 hPa | 1,002 hPa | 1,003 hPa | 1,005 hPa | 1,006 hPa | 1,007 hPa |
| Pressure tendency | ||||||||||||||||||||||||
| Pressure tendency | R | F | F | F | F | F | F | F | F | F | F | F | F | F | F | R | R | R | R | R | R | R | R | R |
Sunday
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Weather
|
|||||||||||
| Weather | |||||||||||
| Temperature (°C) | |||||||||||
| Temperature |
16.3° Celsius
|
17.1° Celsius
|
17.6° Celsius
|
17.5° Celsius
|
17.5° Celsius
|
17.1° Celsius
|
17.1° Celsius
|
17.1° Celsius
|
17.8° Celsius
|
17.8° Celsius
|
18.7° Celsius
|
| Wind direction and speed (mph) | |||||||||||
| Wind direction and speed |
WNW
11
|
W
12
|
W
16
|
W
16
|
W
15
|
W
10
|
WSW
9
|
SW
9
|
SW
9
|
SSW
9
|
SSW
10
|
| Wind gust (mph) | |||||||||||
| Wind gust |
23
|
19
|
26
|
26
|
22
|
21
|
17
|
16
|
15
|
15
|
19
|
| Visibility (description) | |||||||||||
| Visibility |
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
| Humidity | |||||||||||
| Humidity | 94 % | 93 % | 90 % | 87 % | 83 % | 82 % | 86 % | 84 % | 82 % | 80 % | 75 % |
| Pressure (hPa) | |||||||||||
| Pressure | 1,007 hPa | 1,008 hPa | 1,008 hPa | 1,008 hPa | 1,008 hPa | 1,008 hPa | 1,008 hPa | 1,008 hPa | 1,008 hPa | 1,009 hPa | 1,008 hPa |
| Pressure tendency | |||||||||||
| Pressure tendency | R | R | R | R | R | R | R | S | S | R | R |
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Observation taken at 08:55, Sun
Updated 09:55 (UTC+1) on Sun 30 Aug 2026
Location Details
Location: 51.405, -3.44
Altitude: 49 m above sea level