– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 12 am Thu 08 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Thu 08 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 Thu night. Very mild (max 12°C on Thu night, min 4°C on Wed night). Winds increasing (moderate winds from the NW on Thu morning, near gales from the W by Thu night). | Days 5–7 Weather SummaryLight rain (total 8mm), mostly falling on Tue morning. Very mild (max 13°C on Mon night, min 3°C on Sat night). Winds increasing (calm on Sun night, strong winds from the SW by Mon night). | |||||||||||||||
Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | | | | | |  |  | | | |
rain shwrs | rain shwrs | light rain | heavy rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | some clouds | cloudy | cloudy | rain shwrs | |
Cloud base (m) | 800 | 650 | 2000 | 150 | 50 | 1550 | 600 | 350 | 550 | 800 | 800 | 550 | 2950 | 850 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.7 | 0.2 | 1.1 | 13 | 4 | 0.7 | 1 | 0.9 | 1 | 0.6 | 0.4 | 0.1 | — | — | — | 0.6 |
max °C | 4 | 5 | 7 | 12 | 11 | 7 | 5 | 4 | 5 | 4 | 5 | 6 | 8 | 11 | 12 | 13 |
min °C | 4 | 4 | 6 | 10 | 8 | 5 | 4 | 4 | 5 | 3 | 4 | 6 | 6 | 9 | 11 | 11 |
chill °C | -2 | 0 | 2 | 5 | 3 | -1 | -3 | -2 | -1 | -2 | 0 | 4 | 6 | 6 | 8 | 8 |
Freezing level m | 1400 | 1400 | 2250 | 3150 | 2750 | 1800 | 1450 | 1300 | 1400 | 1350 | 1400 | 1950 | 3150 | 3250 | 3150 | 4000 |
 | — | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — | 7:35 | — | — |
 | — | — | 6:37 | — | — | 6:35 | — | — | 6:31 | — | — | 6:30 | — | — | 6:28 | — |
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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 Thu night. Very mild (max 12°C on Thu night, min 4°C on Wed night). Winds increasing (moderate winds from the NW on Thu morning, near gales from the W by Thu night).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 8mm), mostly falling on Tue morning. Very mild (max 13°C on Mon night, min 3°C on Sat night). Winds increasing (calm on Sun night, strong winds from the SW by Mon 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 |
* 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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