– Lat/Long: 51.84° N 3.83° W
Garreg Lwyd (Black Mountain)
Weather Forecast,
United Kingdom
Issued: 5am Mon 25 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 5am Mon 25 Jan Local Time
Updates in: hr min s
Update imminent Issued: 5am Mon 25 Jan Local Time
Updates in: hr min s
Update imminent 
Garreg Lwyd (Black Mountain) Weather (Days 0-3):Moderate rain (total 13mm), heaviest on Wed night. Freeze-thaw conditions (max 8°C on Wed afternoon, min -2°C on Mon morning). Winds increasing (light winds from the W on Tue night, near gales from the WSW by Wed night). |
(Days 3-6):Heavy rain (total 25mm), heaviest during Sat night. Freeze-thaw conditions (max 8°C on Sat night, min 0°C on Sat morning). Winds decreasing (gales from the W on Thu night, light winds from the W by Sat afternoon). |
(Days 6-9):Moderate rain (total 14mm), heaviest on Sun morning. Freeze-thaw conditions (max 7°C on Sun morning, min -1°C on Tue night). Winds decreasing (severe gales from the WNW on Sun night, light winds from the NW by Tue morning). |
(Days 10-12):A dusting of new snow. Freeze-thaw conditions (max 1°C on Wed afternoon, min -3°C on Thu night). Winds increasing (light winds from the ENE on Wed afternoon, strong winds from the ENE by Thu afternoon). |
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Monday
25
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Tuesday
26
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Wednesday
27
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Thursday
28
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Friday
29
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Saturday
30
|
Sunday
31
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Monday
1
|
Tuesday
2
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Wednesday
3
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Thursday
4
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Friday
5
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AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night |
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Wind
km/h
|
 20 |
20 |
15 |
20 |
25 |
15 |
20 |
20 |
50 |
50 |
50 |
65 |
45 |
30 |
25 |
15 |
10 |
40 |
55 |
65 |
65 |
55 |
60 |
40 |
10 |
40 |
20 |
10 |
5 |
20 |
45 |
45 |
45 |
35 |
30 |
10 |
| clear | some clouds | some clouds | cloudy | light rain | cloudy | cloudy | light rain | mod. rain | some clouds | light rain | light rain | some clouds | rain shwrs | some clouds | some clouds | some clouds | heavy rain | light rain | light rain | rain shwrs | some clouds | light rain | rain shwrs | cloudy | cloudy | some clouds | clear | some clouds | cloudy | cloudy | light snow | light snow | some clouds | some clouds | clear | |
Rain
mm
|
- | - | - | - | 3 | - | - | 1 | 9 | - | 1 | 4 | - | 1 | - | - | - | 19 | 5 | 3 | 1 | - | 2 | 3 | - | - | - | - | - | - | - | - | - | - | - | - |
Snow
cm
|
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - |
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High
°C
|
-1 | -1 | 0 | 1 | 4 | 6 | 6 | 8 | 8 | 6 | 7 | 7 | 4 | 5 | 3 | 2 | 2 | 8 | 7 | 7 | 5 | 5 | 6 | 5 | 4 | 2 | 0 | 0 | 1 | -1 | -1 | -2 | -2 | -2 | -1 | -3 |
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Low
°C
|
-2 | -1 | -2 | 0 | 3 | 6 | 6 | 7 | 6 | 6 | 7 | 3 | 3 | 4 | 1 | 0 | 2 | 2 | 6 | 6 | 3 | 3 | 6 | 4 | 3 | 1 | -1 | -1 | -1 | -1 | -1 | -2 | -3 | -2 | -2 | -3 |
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Chill
°C
|
-6 | -7 | -5 | -5 | 0 | 3 | 2 | 5 | 3 | 0 | 2 | 1 | -2 | 0 | -2 | -2 | -1 | 2 | 1 | 0 | -3 | -1 | 0 | -1 | 1 | -5 | -5 | -2 | -1 | -6 | -9 | -11 | -11 | -10 | -8 | -9 |
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Freezing level
m
|
0 | 500 | 350 | 650 | 1550 | 2000 | 1950 | 2150 | 2250 | 1700 | 1850 | 1250 | 1000 | 1250 | 1000 | 650 | 950 | 1250 | 1650 | 1600 | 1450 | 1100 | 1450 | 1400 | 1200 | 900 | 500 | 400 | 700 | 300 | 300 | 350 | 300 | 250 | 400 | 0 |
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8:03 | - | - | 8:03 | - | - | 8:02 | - | - | 8:00 | - | - | 7:58 | - | - | 7:56 | - | - | 7:56 | - | - | 7:54 | - | - | 7:52 | - | - | 7:50 | - | - | 7:50 | - | - | 7:48 | - | - |
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- | 4:50 | - | - | 4:52 | - | - | 4:53 | - | - | 4:55 | - | - | 4:58 | - | - | 4:59 | - | - | 5:00 | - | - | 5:02 | - | - | 5:05 | - | - | 5:07 | - | - | 5:08 | - | - | 5:09 | - |
Garreg Lwyd (Black Mountain) Weather (Days 0-3):
The weather forecast for Garreg Lwyd (Black Mountain) is: Moderate rain (total 13mm), heaviest on Wed nightFreeze-thaw conditions (max 8°C on Wed afternoon, min -2°C on Mon morning)Winds increasing (light winds from the W on Tue night, near gales from the WSW by Wed night).
Garreg Lwyd (Black Mountain) Weather (Days 3-6):
Heavy rain (total 25mm), heaviest during Sat nightFreeze-thaw conditions (max 8°C on Sat night, min 0°C on Sat morning)Winds decreasing (gales from the W on Thu night, light winds from the W by Sat afternoon).
Garreg Lwyd (Black Mountain) Weather (Days 6-9):
Moderate rain (total 14mm), heaviest on Sun morningFreeze-thaw conditions (max 7°C on Sun morning, min -1°C on Tue night)Winds decreasing (severe gales from the WNW on Sun night, light winds from the NW by Tue morning).
This table gives the weather forecast for Garreg Lwyd (Black Mountain) at the specific elevation of 616 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Garreg Lwyd (Black Mountain). To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of United Kingdom.
| Weather Station | Temp. | Weather | Wind | Cloud / Visibility |
|---|---|---|---|---|
Sennybridge | ||||
Mumbles | ||||
Pembrey Sands Airport | | |||
Pembrey Sands | ||||
St.Athan |
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.
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