– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 12 am Sun 06 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Sun 06 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Sun 06 Sep Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 9mm), mostly falling on Mon night. Very mild (max 16°C on Sun morning, min 6°C on Mon night). Winds increasing (light winds from the SW on Sat night, near gales from the WSW by Mon night). | Days 5–7 Weather SummaryLight rain (total 5mm), mostly falling on Thu night. Very mild (max 12°C on Thu night, min 6°C on Tue night). Winds decreasing (strong winds from the NW on Tue night, light winds from the WNW by Fri afternoon). | |||||||||||||||
Sunday 6 | Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | | | | | | | | |  | |
rain shwrs | rain shwrs | cloudy | rain shwrs | cloudy | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | |
Cloud base (m) | 2100 | 300 | 200 | 5050 | 200 | 600 | 800 | 650 | 600 | 900 | 600 | 750 | 600 | 150 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.1 | 0.7 | — | 1.3 | — | 0.1 | 5 | 0.5 | 0.2 | 1.2 | 0.4 | 0.4 | 0.1 | 0.2 | 0.5 | 1.7 |
max °C | 12 | 16 | 16 | 14 | 11 | 12 | 10 | 7 | 8 | 7 | 8 | 8 | 8 | 10 | 11 | 12 |
min °C | 12 | 14 | 15 | 10 | 10 | 10 | 6 | 7 | 8 | 6 | 7 | 8 | 7 | 9 | 11 | 11 |
chill °C | 10 | 12 | 12 | 7 | 7 | 6 | 1 | 2 | 3 | 1 | 2 | 4 | 3 | 6 | 8 | 8 |
Freezing level m | 3850 | 3850 | 3900 | 3800 | 3600 | 3100 | 2300 | 2050 | 2050 | 2050 | 2150 | 2750 | 2850 | 2700 | 2950 | 2900 |
 | — | 6:33 | — | — | 6:33 | — | — | 6:35 | — | — | 6:37 | — | — | 6:39 | — | — |
 | — | — | 7:53 | — | — | 7:52 | — | — | 7:49 | — | — | 7:46 | — | — | 7:44 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 9mm), mostly falling on Mon night. Very mild (max 16°C on Sun morning, min 6°C on Mon night). Winds increasing (light winds from the SW on Sat night, near gales from the WSW by Mon night).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 5mm), mostly falling on Thu night. Very mild (max 12°C on Thu night, min 6°C on Tue night). Winds decreasing (strong winds from the NW on Tue night, light winds from the WNW by Fri afternoon).
This table gives the weather forecast for Pen yr Helgi Du at the specific elevation of 833 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Pen yr Helgi Du. 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 |
|---|---|---|---|---|---|
Caernarfon Airport |  | ||||
Valley RAF Airport | | ||||
BARCIAL | |||||
HORNACHOS IM2 | |||||
SHIP4640 | |||||
SHIP4169 |
* 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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