– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 12 pm Sun 04 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Sun 04 Oct Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 8mm), mostly falling on Tue night. Very mild (max 12°C on Sun afternoon, min 7°C on Tue night). Winds decreasing (strong winds from the WSW on Sun night, light winds from the WNW by Tue night). | Days 4–6 Weather SummaryModerate rain (total 16mm), heaviest on Thu night. Very mild (max 11°C on Thu night, min 3°C on Wed night). Winds increasing (moderate winds from the NNW on Wed morning, near gales from the W by Fri morning). | |||||||||||||||||
Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | |  |  | | | | | |  | | | | |
some clouds | some clouds | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | mod. rain | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 400 | 350 | 300 | 1850 | 250 | 600 | 350 | 150 | 2350 | 650 | 850 | 550 | 250 | 150 | 150 | 1450 | 800 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.2 | 0.2 | 0.2 | 0.9 | 1 | 0.7 | 4 | 0.3 | 0.5 | 0.4 | 1.4 | 2 | 9 | 0.7 | 0.5 | 0.7 |
max °C | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 9 | 6 | 5 | 4 | 5 | 6 | 11 | 10 | 6 | 5 |
min °C | 10 | 12 | 12 | 12 | 12 | 11 | 11 | 9 | 7 | 5 | 5 | 3 | 5 | 5 | 8 | 7 | 6 | 4 |
chill °C | 7 | 10 | 9 | 9 | 9 | 8 | 9 | 8 | 6 | 0 | 0 | -3 | 0 | 0 | 4 | 2 | 0 | -2 |
Freezing level m | 3500 | 3700 | 3900 | 3900 | 3750 | 3500 | 2800 | 2750 | 2550 | 1950 | 1400 | 1250 | 1450 | 1800 | 3250 | 3050 | 2000 | 1450 |
 | 7:20 | — | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — | 7:28 | — | — | 7:30 | — | — |
 | — | 6:45 | — | — | 6:44 | — | — | 6:42 | — | — | 6:38 | — | — | 6:37 | — | — | 6:35 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 8mm), mostly falling on Tue night. Very mild (max 12°C on Sun afternoon, min 7°C on Tue night). Winds decreasing (strong winds from the WSW on Sun night, light winds from the WNW by Tue night).
Pen yr Helgi Du Weather (Days 3-6):
Moderate rain (total 16mm), heaviest on Thu night. Very mild (max 11°C on Thu night, min 3°C on Wed night). Winds increasing (moderate winds from the NNW on Wed morning, near gales from the W by Fri 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 | |||||
SHIP8279 |
* 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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