– Lat/Long: 52.79° N 3.69° W
Pen yr Allt Uchaf
Weather Forecast, United KingdomIssued: 6 am Wed 02 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 am Wed 02 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Wed 02 Sep Local Time
Updates in:
Update imminent hr min s
2 Pen yr Allt Uchaf Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 18mm), heaviest on Thu night. Very mild (max 15°C on Wed afternoon, min 8°C on Fri night). Winds decreasing (strong winds from the WSW on Thu night, light winds from the WNW by Fri night). | Days 4–6 Weather SummaryLight rain (total 6mm), mostly falling on Mon afternoon. Very mild (max 19°C on Sun afternoon, min 8°C on Mon night). Winds increasing (light winds from the SSW on Sat night, strong winds from the W by Mon afternoon). | |||||||||||||||||
Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | Monday 7 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  | | |  |  | |  |  | | | | | | |
light rain | light rain | rain shwrs | light rain | rain shwrs | heavy rain | rain shwrs | rain shwrs | clear | clear | clear | some clouds | some clouds | some clouds | rain shwrs | light rain | light rain | rain shwrs | |
Cloud base (m) | 250 | 250 | 250 | 300 | 300 | 400 | 250 | 700 | 600 | 7100 | 350 | 300 | 400 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.9 | 0.8 | 2 | 0.5 | 1 | 11 | 0.4 | 0.1 | — | — | — | — | — | — | 0.3 | 0.1 | 4 | 1.2 |
max °C | 13 | 15 | 15 | 14 | 14 | 13 | 11 | 12 | 10 | 13 | 14 | 12 | 18 | 19 | 14 | 12 | 11 | 8 |
min °C | 12 | 14 | 13 | 13 | 13 | 11 | 10 | 11 | 8 | 11 | 13 | 11 | 15 | 17 | 12 | 11 | 10 | 8 |
chill °C | 10 | 12 | 10 | 10 | 10 | 8 | 6 | 8 | 5 | 9 | 12 | 10 | 14 | 16 | 10 | 9 | 6 | 4 |
Freezing level m | 3200 | 3800 | 3900 | 3850 | 3800 | 3200 | 2850 | 3150 | 3150 | 3550 | 3750 | 3950 | 3750 | 3650 | 3750 | 3500 | 2700 | 2100 |
 | 6:24 | — | — | 6:26 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:33 | — | — |
 | — | 8:01 | — | — | 7:59 | — | — | 7:57 | — | — | 7:54 | — | — | 7:52 | — | — | 7:50 | — |
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Pen yr Allt Uchaf Weather (Days 0-3):
The weather forecast for Pen yr Allt Uchaf is: Moderate rain (total 18mm), heaviest on Thu night. Very mild (max 15°C on Wed afternoon, min 8°C on Fri night). Winds decreasing (strong winds from the WSW on Thu night, light winds from the WNW by Fri night).
Pen yr Allt Uchaf Weather (Days 3-6):
Light rain (total 6mm), mostly falling on Mon afternoon. Very mild (max 19°C on Sun afternoon, min 8°C on Mon night). Winds increasing (light winds from the SSW on Sat night, strong winds from the W by Mon 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 | 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.