– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 pm Tue 20 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Tue 20 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 20mm) heaviest on Wed afternoon. Mild temperatures (max 7°C on Thu night, min 2°C on Wed morning). Mainly stormy winds. | Days 5–7 Weather SummaryA dusting of snow. Milder later with heavy rain (total 28mm) on Sat night. Very mild (max 12°C on Mon morning, min 1°C on Fri afternoon). Winds decreasing (severe gales from the WNW on Fri afternoon, fresh winds from the W by Sat morning). | ||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | |  | | | | | | | | | | |
light rain | rain shwrs | light snow | mod. rain | rain shwrs | rain shwrs | light rain | mod. rain | light snow | light snow | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 50 | 400 | 100 | 50 | 550 | 700 | 700 | 50 | 300 | 50 | 650 | 650 | 50 | 0 | 350 | 1950 | 600 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | 2 | — | — | — | — | — | 1 | 2 | — | — | — | — | — | — | — |
mm | 5 | 0.6 | 0.6 | 5 | 1.8 | 0.2 | 0.1 | 5 | 1.2 | 0.3 | 0.1 | 0.5 | 4 | 19 | 0.3 | 0.5 | 0.2 |
max °C | 5 | 5 | 3 | 3 | 3 | 5 | 5 | 7 | 4 | 2 | 2 | 4 | 8 | 11 | 4 | 4 | 5 |
min °C | 5 | 5 | 2 | 2 | 3 | 4 | 5 | 6 | 2 | 1 | 2 | 4 | 5 | 3 | 4 | 4 | 3 |
chill °C | 2 | 2 | -6 | -6 | -3 | -1 | 1 | 0 | -7 | -8 | -6 | -2 | -1 | -5 | -4 | -4 | -4 |
Freezing level m | 2200 | 1900 | 1300 | 1100 | 1200 | 1350 | 1600 | 1950 | 1550 | 1000 | 1050 | 1300 | 1900 | 3300 | 1300 | 1350 | 1300 |
 | — | — | 7:52 | — | — | 7:54 | — | — | 7:54 | — | — | 7:56 | — | — | 6:58 | — | — |
 | 6:09 | — | — | 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 20mm) heaviest on Wed afternoon. Mild temperatures (max 7°C on Thu night, min 2°C on Wed morning). Mainly stormy winds.
Pen yr Helgi Du Weather (Days 3-6):
A dusting of snow. Milder later with heavy rain (total 28mm) on Sat night. Very mild (max 12°C on Mon morning, min 1°C on Fri afternoon). Winds decreasing (severe gales from the WNW on Fri afternoon, fresh winds from the W by Sat 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 | |||||
SHIP6216 | |||||
SHIP10485 | |||||
SHIP4041 | |||||
SHIP4654 | |||||
SHIP1900 |
* 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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