– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 pm Fri 09 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Fri 09 Oct 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 7mm), mostly falling on Sat morning. Very mild (max 14°C on Mon morning, min 4°C on Fri night). Winds decreasing (near gales from the WNW on Fri night, light winds from the WSW by Sat night). | Days 5–7 Weather SummaryHeavy rain (total 23mm), heaviest during Thu morning. Very mild (max 15°C on Mon night, min 5°C on Thu morning). Mainly severe gales. | ||||||||||||||||
Fri 9 | Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | |  |  |  | | | | | | | | | | |
rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | cloudy | light rain | light rain | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 1650 | 650 | 350 | 600 | 500 | 850 | 500 | 200 | 100 | 1900 | 50 | 8200 | 6050 | 550 | |||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.9 | 1.7 | 1.2 | 1.1 | 0.7 | — | 0.3 | 0.8 | 0.1 | 0.3 | 2 | 0.3 | 0.3 | 0.3 | 0.2 | 0.3 | 1.3 |
max °C | 7 | 5 | 4 | 5 | 4 | 6 | 8 | 11 | 14 | 14 | 15 | 8 | 8 | 10 | 10 | 10 | 11 |
min °C | 5 | 4 | 4 | 5 | 4 | 5 | 7 | 9 | 12 | 13 | 9 | 8 | 8 | 8 | 10 | 10 | 10 |
chill °C | -1 | -3 | -2 | -1 | -2 | 1 | 3 | 5 | 10 | 10 | 4 | 3 | 3 | 3 | 5 | 5 | 5 |
Freezing level m | 1800 | 1600 | 1350 | 1400 | 1450 | 1950 | 2400 | 3150 | 3850 | 3600 | 3850 | 2050 | 2150 | 3300 | 3550 | 3750 | 3150 |
 | — | — | 7:31 | — | — | 7:33 | — | — | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — |
 | 6:35 | — | — | 6:31 | — | — | 6:30 | — | — | 6:28 | — | — | 6:24 | — | — | 6:22 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 7mm), mostly falling on Sat morning. Very mild (max 14°C on Mon morning, min 4°C on Fri night). Winds decreasing (near gales from the WNW on Fri night, light winds from the WSW by Sat night).
Pen yr Helgi Du Weather (Days 3-6):
Heavy rain (total 23mm), heaviest during Thu morning. Very mild (max 15°C on Mon night, min 5°C on Thu morning). Mainly severe gales.
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 | |||||
SHIP794 |
* 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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