– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 am Thu 15 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Thu 15 Oct Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 11mm), heaviest on Thu afternoon. Very mild (max 11°C on Thu morning, min 3°C on Sat night). Winds decreasing (strong winds from the SW on Thu morning, light winds from the W by Thu night). | Days 4–6 Weather SummarySome drizzle, heaviest during Sun night. Very mild (max 12°C on Mon afternoon, min 4°C on Sun morning). Winds decreasing (strong winds from the ESE on Mon night, light winds from the SE by Tue night). | |||||||||||||||||
Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | |  | |  | | | | | | | | | | |
light rain | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | |
Cloud base (m) | 200 | 150 | 350 | 2400 | 800 | 750 | 900 | 800 | 650 | 650 | 350 | 300 | 350 | 400 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 2 | 4 | 2 | 1.3 | 0.8 | 0.6 | — | — | — | — | 0.1 | 1 | 0.1 | — | — | — | — | — |
max °C | 11 | 10 | 6 | 5 | 5 | 5 | 6 | 6 | 4 | 4 | 4 | 8 | 10 | 12 | 10 | 11 | 12 | 9 |
min °C | 11 | 7 | 4 | 4 | 4 | 4 | 5 | 5 | 3 | 4 | 4 | 5 | 8 | 11 | 10 | 10 | 10 | 7 |
chill °C | 7 | 3 | 0 | -1 | -1 | -1 | 1 | 1 | -1 | -1 | -1 | 0 | 4 | 8 | 6 | 7 | 7 | 4 |
Freezing level m | 3600 | 2800 | 1850 | 1450 | 1350 | 1600 | 1550 | 1750 | 1750 | 1400 | 1350 | 1900 | 3250 | 3500 | 3450 | 3200 | 3150 | 3050 |
 | 7:41 | — | — | 7:41 | — | — | 7:43 | — | — | 7:46 | — | — | 7:48 | — | — | 7:50 | — | — |
 | — | 6:21 | — | — | 6:19 | — | — | 6:15 | — | — | 6:14 | — | — | 6:12 | — | — | 6:09 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Moderate rain (total 11mm), heaviest on Thu afternoon. Very mild (max 11°C on Thu morning, min 3°C on Sat night). Winds decreasing (strong winds from the SW on Thu morning, light winds from the W by Thu night).
Pen yr Helgi Du Weather (Days 3-6):
Some drizzle, heaviest during Sun night. Very mild (max 12°C on Mon afternoon, min 4°C on Sun morning). Winds decreasing (strong winds from the ESE on Mon night, light winds from the SE by Tue 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 | |||||
SHIP9595 | |||||
SHIP4383 |
* 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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