– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 12 am Tue 20 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 am 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 SummaryHeavy rain (total 23mm), heaviest during Wed afternoon. Mild temperatures (max 7°C on Thu afternoon, min 2°C on Wed night). Winds increasing (light winds from the S on Tue afternoon, near gales from the WNW by Wed afternoon). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Fri morning will be washed away by heavy rain (total 31mm) on Sat night. Very mild (max 11°C on Sat night, min 1°C on Fri morning). Mainly stormy winds. | |||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | | | | |  |  | | | | | |
some clouds | light rain | light rain | rain shwrs | rain shwrs | heavy rain | rain shwrs | rain shwrs | light rain | rain shwrs | light snow | snow shwrs | rain shwrs | rain shwrs | light rain | rain shwrs | |
Cloud base (m) | 4900 | 1600 | 50 | 550 | 1400 | 50 | 300 | 750 | 6050 | 100 | 200 | 700 | 750 | 650 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | 4 | 2 | — | — | — | — |
mm | — | 3 | 4 | 1 | 0.5 | 14 | 0.4 | 0.2 | 0.5 | 9 | 3 | 0.2 | 1.1 | 0.3 | 1.9 | 14 |
max °C | 6 | 6 | 5 | 6 | 5 | 5 | 3 | 5 | 7 | 7 | 2 | 2 | 3 | 4 | 9 | 11 |
min °C | 5 | 6 | 5 | 5 | 5 | 3 | 2 | 4 | 6 | 6 | 1 | 2 | 3 | 3 | 6 | 1 |
chill °C | 1 | 2 | 2 | 2 | 2 | -5 | -5 | -1 | 1 | 5 | -9 | -7 | -5 | -3 | 0 | -8 |
Freezing level m | 1950 | 2400 | 2100 | 1950 | 1800 | 1650 | 1150 | 1400 | 1850 | 2000 | 1100 | 1050 | 1150 | 1250 | 2650 | 3200 |
 | — | 7:50 | — | — | 7:52 | — | — | 7:54 | — | — | 7:54 | — | — | 7:56 | — | — |
 | — | — | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — | 6:02 | — | — | 6:00 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Heavy rain (total 23mm), heaviest during Wed afternoon. Mild temperatures (max 7°C on Thu afternoon, min 2°C on Wed night). Winds increasing (light winds from the S on Tue afternoon, near gales from the WNW by Wed afternoon).
Pen yr Helgi Du Weather (Days 3-6):
A light covering of new snow mostly falling on Fri morning will be washed away by heavy rain (total 31mm) on Sat night. Very mild (max 11°C on Sat night, min 1°C on Fri morning). Mainly stormy winds.
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 | |||||
SHIP6522 | |||||
SHIP2411 |
* 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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