– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 am Sat 10 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Sat 10 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 6mm), mostly falling on Sat morning. Very mild (max 15°C on Mon afternoon, min 4°C on Sat morning). Winds increasing (light winds from the WSW on Sun morning, near gales from the SW by Mon night). | Days 4–6 Weather SummaryHeavy rain (total 25mm), heaviest during Tue morning. Very mild (max 11°C on Wed night, min 4°C on Thu night). Winds decreasing (gales from the SW on Thu morning, moderate winds from the NW by Thu night). | |||||||||||||||||
Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | | | | |  | | | | | | | |
light rain | rain shwrs | rain shwrs | some clouds | some clouds | light rain | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | clear | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 400 | 700 | 700 | 800 | 600 | 650 | 200 | 100 | 100 | 100 | 6200 | 250 | 500 | 100 | 700 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.1 | 1.1 | 0.8 | — | — | 0.1 | 0.7 | 0.9 | 1.1 | 13 | 0.3 | — | 0.1 | 0.2 | 0.3 | 4 | 6 | 0.6 |
max °C | 4 | 5 | 4 | 6 | 8 | 12 | 13 | 15 | 14 | 10 | 8 | 7 | 9 | 9 | 11 | 11 | 7 | 5 |
min °C | 4 | 5 | 4 | 5 | 8 | 9 | 13 | 13 | 12 | 9 | 8 | 7 | 8 | 9 | 10 | 11 | 5 | 4 |
chill °C | -2 | -1 | -2 | 2 | 5 | 5 | 11 | 10 | 8 | 4 | 3 | 3 | 4 | 4 | 5 | 7 | 0 | 0 |
Freezing level m | 1350 | 1400 | 1450 | 1850 | 2600 | 3200 | 3650 | 3900 | 3850 | 2650 | 2050 | 3200 | 3450 | 3850 | 3700 | 3100 | 2250 | 1500 |
 | 7:31 | — | — | 7:33 | — | — | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — | 7:41 | — | — |
 | — | 6:31 | — | — | 6:30 | — | — | 6:28 | — | — | 6:24 | — | — | 6:22 | — | — | 6:21 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 6mm), mostly falling on Sat morning. Very mild (max 15°C on Mon afternoon, min 4°C on Sat morning). Winds increasing (light winds from the WSW on Sun morning, near gales from the SW by Mon night).
Pen yr Helgi Du Weather (Days 3-6):
Heavy rain (total 25mm), heaviest during Tue morning. Very mild (max 11°C on Wed night, min 4°C on Thu night). Winds decreasing (gales from the SW on Thu morning, moderate winds from the NW 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 | |||||
SHIP11604 | |||||
SHIP3134 |
* 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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