– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 am Mon 19 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Mon 19 Oct Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 25mm), heaviest during Wed afternoon. Mild temperatures (max 7°C on Mon morning, min 2°C on Wed afternoon). Winds increasing (light winds from the SSW on Tue afternoon, near gales from the WNW by Wed afternoon). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Thu night. Becoming milder with moderate rain (total 17mm) heaviest on Sat night. Very mild (max 11°C on Sat night, min 1°C on Thu night). Winds increasing (fresh winds from the S on Thu afternoon, extremely windy from the WNW by Thu night). | |||||||||||||||||
Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | | | | | |  |  |  |  | | |  | |
rain shwrs | rain shwrs | rain shwrs | light rain | light rain | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | light rain | light snow | light snow | snow shwrs | snow shwrs | light rain | rain shwrs | mod. rain | |
Cloud base (m) | 300 | 700 | 950 | 100 | 50 | 1500 | 0 | 50 | 800 | 1400 | 1400 | 200 | 500 | 750 | 800 | 150 | 1600 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | 2 | 1 | — | — | — |
mm | 0.6 | 0.1 | 1.3 | 4 | 4 | 1.5 | 4 | 9 | 0.3 | 0.3 | 1.3 | 6 | — | — | 0.3 | 0.2 | 2 | 8 |
max °C | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 6 | 7 | 8 | 1 | 2 | 2 | 5 | 7 | 11 |
min °C | 6 | 5 | 5 | 6 | 5 | 5 | 5 | 2 | 2 | 4 | 6 | 1 | 1 | 2 | 1 | 4 | 6 | 9 |
chill °C | 1 | 1 | 1 | 2 | 2 | 1 | 2 | -6 | -5 | -1 | 1 | -10 | -8 | -7 | -8 | -2 | 0 | 5 |
Freezing level m | 2050 | 1750 | 2050 | 2350 | 2050 | 1800 | 1700 | 1300 | 1200 | 1450 | 1800 | 1850 | 1000 | 1050 | 1000 | 1400 | 1850 | 3350 |
 | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — | 7:54 | — | — | 7:54 | — | — | 7:56 | — | — |
 | — | 6:12 | — | — | 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 25mm), heaviest during Wed afternoon. Mild temperatures (max 7°C on Mon morning, min 2°C on Wed afternoon). Winds increasing (light winds from the SSW 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 Thu night. Becoming milder with moderate rain (total 17mm) heaviest on Sat night. Very mild (max 11°C on Sat night, min 1°C on Thu night). Winds increasing (fresh winds from the S on Thu afternoon, extremely windy from the WNW by Thu 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 | |||||
SHIP9231 |
* 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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