Pen yr Allt Uchaf
Weather Forecast,
United Kingdom
Pen yr Allt Uchaf Weather (Days 0-3):Heavy rain (total 25mm), mostly on Tue afternoon. Becoming colder with a light covering of snow ,mostly falling on Wed morning. Freeze-thaw conditions (max 10°C on Tue afternoon, min -1°C on Wed night). Winds increasing (light winds from the WSW on Mon night, severe gales from the SW by Tue afternoon). |
(Days 3-6):A heavy fall of snow, heaviest during Thu night. Becoming milder with light rain (total 9mm) on Thu night. Freeze-thaw conditions (max 3°C on Thu night, min -2°C on Sat afternoon). Winds decreasing (stormy winds from the W on Thu night, moderate winds from the SW by Sat night). |
(Days 6-9):Moderate rain (total 17mm), heaviest on Wed afternoon. Freeze-thaw conditions (max 9°C on Wed afternoon, min -1°C on Mon night). Winds increasing (moderate winds from the SSW on Tue morning, stormy winds from the SW by Wed afternoon). |
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Monday
16
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Tuesday
17
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Wed
18
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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 |
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Wind
km/h
|
 25 |
55 |
80 |
40 |
30 |
35 |
30 |
45 |
55 |
90 |
70 |
65 |
50 |
60 |
65 |
45 |
35 |
40 |
40 |
35 |
30 |
35 |
20 |
40 |
50 |
75 |
90 |
| some clouds | light rain | heavy rain | snow shwrs | snow shwrs | some clouds | some clouds | light snow | light snow | mod. snow | light rain | light snow | light snow | light snow | snow shwrs | snow shwrs | light snow | light snow | some clouds | some clouds | some clouds | clear | clear | some clouds | rain shwrs | light rain | mod. rain | |
Rain
mm
|
- | 4 | 11 | - | - | - | - | 5 | 5 | 8 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | 7 | 3 | 7 |
Snow
cm
|
- | - | - | 1 | 4 | - | - | 1 | 1 | 6 | - | 1 | 2 | 2 | 1 | 4 | 3 | 1 | - | - | - | - | - | - | - | - | - |
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High
°C
|
5 | 9 | 10 | 2 | 1 | 0 | 0 | 4 | 5 | 3 | 3 | 2 | 0 | 0 | -1 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 2 | 5 | 6 | 9 |
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Low
°C
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3 | 7 | 2 | 1 | 0 | 0 | -1 | 2 | 1 | 1 | 2 | 1 | 0 | 0 | -2 | -1 | 1 | 1 | 0 | 1 | 0 | -1 | 0 | 1 | 3 | 5 | 9 |
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Chill
°C
|
-1 | 3 | 4 | -5 | -5 | -7 | -7 | -3 | -2 | -5 | -5 | -6 | -8 | -9 | -11 | -9 | -6 | -6 | -6 | -6 | -5 | -7 | -5 | -5 | -1 | -1 | 3 |
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Freezing level
m
|
1800 | 2300 | 2300 | 800 | 800 | 650 | 550 | 1100 | 1350 | 850 | 1000 | 850 | 650 | 600 | 500 | 400 | 700 | 800 | 700 | 750 | 700 | 600 | 500 | 800 | 1350 | 1550 | 2150 |
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- | 8:15 | - | - | 8:15 | - | - | 8:17 | - | - | 8:18 | - | - | 8:18 | - | - | 8:19 | - | - | 8:21 | - | - | 8:21 | - | - | 8:22 | - |
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- | - | 3:59 | - | - | 3:59 | - | - | 3:59 | - | - | 3:59 | - | - | 3:59 | - | - | 3:59 | - | - | 3:59 | - | - | 3:59 | - | - | 3:59 |
Pen yr Allt Uchaf Weather (Days 0-3):
The weather forecast for Pen yr Allt Uchaf is: Heavy rain (total 25mm), mostly on Tue afternoon. Becoming colder with a light covering of snow ,mostly falling on Wed morningFreeze-thaw conditions (max 10°C on Tue afternoon, min -1°C on Wed night)Winds increasing (light winds from the WSW on Mon night, severe gales from the SW by Tue afternoon).
Pen yr Allt Uchaf Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu night. Becoming milder with light rain (total 9mm) on Thu nightFreeze-thaw conditions (max 3°C on Thu night, min -2°C on Sat afternoon)Winds decreasing (stormy winds from the W on Thu night, moderate winds from the SW by Sat night).
Pen yr Allt Uchaf Weather (Days 6-9):
Moderate rain (total 17mm), heaviest on Wed afternoonFreeze-thaw conditions (max 9°C on Wed afternoon, min -1°C on Mon night)Winds increasing (moderate winds from the SSW on Tue morning, stormy winds from the SW by Wed afternoon).
This table gives the weather forecast for Pen yr Allt Uchaf at the specific elevation of 620 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Pen yr Allt Uchaf. 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 |
|---|---|---|---|---|
Bala | ||||
LakeVyrnwy(aut) | ||||
Capel Curig |  | |||
Mold | ||||
Caernarfon |
* 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. We also include passing Ship data if it is recorded close to Pen yr Allt Uchaf and within an acceptable time window.
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