– Lat/Long: 52.79° N 3.69° W
Pen yr Allt Uchaf
Weather Forecast, United KingdomIssued: 12 pm Mon 31 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
2 Pen yr Allt Uchaf Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 4mm), mostly falling on Wed night. Very mild (max 14°C on Wed morning, min 8°C on Mon night). Mainly fresh winds. | Days 4–6 Weather SummaryModerate rain (total 16mm), heaviest on Thu night. Very mild (max 16°C on Thu morning, min 9°C on Fri night). Winds decreasing (fresh winds from the W on Fri morning, light winds from the WSW by Sat night). | |||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | |  | | |  | | | |  | | | |
light rain | light rain | some clouds | rain shwrs | some clouds | light rain | light rain | light rain | rain shwrs | light rain | light rain | heavy rain | rain shwrs | rain shwrs | some clouds | clear | some clouds | some clouds | |
Cloud base (m) | 350 | 450 | 3350 | 400 | 1700 | 450 | 500 | 250 | 250 | 350 | 600 | 250 | 300 | 750 | 900 | 500 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.8 | 0.4 | — | 0.2 | — | 0.5 | 0.3 | 0.6 | 1.4 | 1.4 | 2 | 12 | 1 | 0.1 | — | — | — | — |
max °C | 12 | 11 | 9 | 13 | 13 | 12 | 14 | 14 | 14 | 16 | 14 | 12 | 11 | 11 | 11 | 13 | 14 | 12 |
min °C | 11 | 11 | 8 | 12 | 12 | 11 | 12 | 14 | 14 | 15 | 13 | 11 | 11 | 11 | 9 | 11 | 13 | 11 |
chill °C | 8 | 8 | 5 | 10 | 10 | 9 | 10 | 12 | 12 | 13 | 11 | 8 | 8 | 8 | 6 | 9 | 12 | 10 |
Freezing level m | 2650 | 3000 | 2650 | 2700 | 2650 | 2750 | 3100 | 3650 | 3850 | 3650 | 3700 | 3100 | 2950 | 3050 | 3500 | 3700 | 3700 | 3850 |
 | 6:22 | — | — | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — | 6:28 | — | — | 6:30 | — | — |
 | — | 8:06 | — | — | 8:04 | — | — | 8:01 | — | — | 7:59 | — | — | 7:57 | — | — | 7:54 | — |
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Pen yr Allt Uchaf Weather (Days 0-3):
The weather forecast for Pen yr Allt Uchaf is: Light rain (total 4mm), mostly falling on Wed night. Very mild (max 14°C on Wed morning, min 8°C on Mon night). Mainly fresh winds.
Pen yr Allt Uchaf Weather (Days 3-6):
Moderate rain (total 16mm), heaviest on Thu night. Very mild (max 16°C on Thu morning, min 9°C on Fri night). Winds decreasing (fresh winds from the W on Fri morning, light winds from the WSW by Sat night).
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 | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Clatter | |||||
Llangollen | |||||
Caernarfon Airport |  | ||||
* 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.