– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 12 pm Fri 04 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 pm Fri 04 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Fri 04 Sep Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 5mm), mostly falling on Sat night. Very mild (max 16°C on Sun morning, min 8°C on Fri night). Winds decreasing (near gales from the W on Fri morning, light winds from the SW by Sat night). | Days 4–6 Weather SummaryLight rain (total 9mm), mostly falling on Wed night. Very mild (max 12°C on Wed night, min 5°C on Tue night). Winds decreasing (near gales from the SW on Mon afternoon, moderate winds from the WNW by Tue night). | |||||||||||||||||
Friday 4 | Saturday 5 | Sunday 6 | Monday 7 | Tuesday 8 | Wednesday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | |  | |  | | | | | | | |  | |
rain shwrs | rain shwrs | rain shwrs | clear | clear | rain shwrs | rain shwrs | cloudy | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | light rain | |
Cloud base (m) | 600 | 2200 | 400 | 5950 | 2050 | 600 | 1850 | 5100 | 250 | 850 | 1750 | 900 | 550 | 700 | 300 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.2 | 0.3 | 0.1 | — | — | 3 | 0.5 | — | 0.6 | 0.1 | 0.3 | 1.8 | 0.7 | 0.8 | 1 | 0.2 | 0.2 | 4 |
max °C | 10 | 10 | 9 | 10 | 12 | 12 | 16 | 16 | 14 | 10 | 10 | 7 | 7 | 8 | 7 | 8 | 9 | 12 |
min °C | 9 | 10 | 8 | 9 | 11 | 11 | 14 | 15 | 9 | 9 | 10 | 6 | 7 | 8 | 5 | 7 | 8 | 8 |
chill °C | 4 | 6 | 3 | 6 | 8 | 8 | 12 | 12 | 6 | 5 | 6 | 0 | 1 | 3 | 0 | 3 | 4 | 4 |
Freezing level m | 2750 | 3000 | 2750 | 3200 | 3650 | 3800 | 3700 | 3850 | 3700 | 3500 | 2850 | 1950 | 1950 | 1850 | 2350 | 3300 | 3250 | 3150 |
 | 6:28 | — | — | 6:31 | — | — | 6:33 | — | — | 6:33 | — | — | 6:35 | — | — | 6:37 | — | — |
 | — | 7:59 | — | — | 7:55 | — | — | 7:53 | — | — | 7:52 | — | — | 7:49 | — | — | 7:46 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 5mm), mostly falling on Sat night. Very mild (max 16°C on Sun morning, min 8°C on Fri night). Winds decreasing (near gales from the W on Fri morning, light winds from the SW by Sat night).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 9mm), mostly falling on Wed night. Very mild (max 12°C on Wed night, min 5°C on Tue night). Winds decreasing (near gales from the SW on Mon afternoon, moderate winds from the WNW by Tue night).
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 | |||||
SHIP5900 |
* 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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