– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 12 am Wed 21 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Wed 21 Oct Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA dusting of snow giving way to moderate rain (total 17mm) heaviest on Thu night. Mild temperatures (max 7°C on Thu night, min 2°C on Wed morning). Mainly severe gales. | Days 5–7 Weather SummaryHeavy rain (total 29mm), heaviest during Sat night. Very mild (max 12°C on Mon afternoon, min 2°C on Sat night). Winds increasing (fresh winds from the WSW on Sat morning, stormy winds from the W by Sun morning). | |||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | | | | |  | | | | | |
rain shwrs | light snow | light rain | rain shwrs | rain shwrs | some clouds | rain shwrs | light snow | rain shwrs | rain shwrs | light rain | heavy rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 300 | 100 | 50 | 650 | 800 | 5750 | 350 | 100 | 650 | 700 | 1650 | 50 | 50 | 200 | 650 | 650 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | 1 | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
mm | 0.6 | 1 | 3 | 0.5 | 0.2 | — | 8 | 3 | 0.8 | 1.3 | 0.2 | 11 | 11 | 1.1 | 0.7 | 0.4 |
max °C | 6 | 3 | 3 | 2 | 4 | 5 | 7 | 2 | 3 | 3 | 5 | 10 | 11 | 3 | 3 | 4 |
min °C | 5 | 2 | 2 | 2 | 3 | 5 | 6 | 2 | 2 | 3 | 4 | 7 | 2 | 3 | 2 | 3 |
chill °C | 2 | -6 | -6 | -5 | -3 | 1 | 0 | -7 | -6 | -4 | -1 | 1 | -7 | -6 | -7 | -4 |
Freezing level m | 1950 | 1350 | 1100 | 1150 | 1300 | 1550 | 1950 | 1150 | 1100 | 1150 | 1450 | 2800 | 1950 | 1200 | 1150 | 1200 |
 | — | 7:52 | — | — | 7:54 | — | — | 7:54 | — | — | 7:56 | — | — | 6:58 | — | — |
 | — | — | 6:07 | — | — | 6:05 | — | — | 6:02 | — | — | 6:00 | — | — | 4:59 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: A dusting of snow giving way to moderate rain (total 17mm) heaviest on Thu night. Mild temperatures (max 7°C on Thu night, min 2°C on Wed morning). Mainly severe gales.
Pen yr Helgi Du Weather (Days 3-6):
Heavy rain (total 29mm), heaviest during Sat night. Very mild (max 12°C on Mon afternoon, min 2°C on Sat night). Winds increasing (fresh winds from the WSW on Sat morning, stormy winds from the W by Sun morning).
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 | |||||
SHIP3942 | |||||
SHIP8096 |
* 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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