– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 am Tue 06 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Tue 06 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 Thu night. Very mild (max 12°C on Thu night, min 4°C on Wed afternoon). Winds increasing (light winds from the WNW on Tue afternoon, near gales from the W by Thu night). | Days 4–6 Weather SummaryLight rain (total 5mm), mostly falling on Fri night. Very mild (max 10°C on Fri morning, min 4°C on Fri night). Winds decreasing (near gales from the W on Sat morning, light winds from the W by Sun afternoon). | |||||||||||||||||
Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | |||||||||||||
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 | rain shwrs | light rain | heavy rain | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | rain shwrs | rain shwrs | some clouds | cloudy | |
Cloud base (m) | 550 | 250 | 300 | 650 | 750 | 850 | 650 | 2200 | 150 | 100 | 550 | 550 | 350 | 400 | 700 | 600 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.5 | 0.4 | 4 | 0.5 | 0.9 | 2 | 0.2 | 1.9 | 13 | 1.3 | 0.1 | 2 | 0.9 | 0.5 | 0.6 | 0.1 | — | — |
max °C | 11 | 10 | 9 | 5 | 5 | 4 | 5 | 7 | 12 | 10 | 7 | 5 | 4 | 5 | 4 | 5 | 7 | 8 |
min °C | 10 | 9 | 5 | 5 | 4 | 4 | 4 | 5 | 11 | 7 | 6 | 4 | 4 | 4 | 4 | 5 | 6 | 6 |
chill °C | 8 | 8 | 1 | 0 | -2 | -2 | 0 | 0 | 7 | 2 | 1 | -3 | -3 | -3 | -2 | 0 | 3 | 3 |
Freezing level m | 2900 | 2750 | 2400 | 1400 | 1400 | 1350 | 1400 | 2350 | 3050 | 3000 | 2250 | 1400 | 1350 | 1400 | 1300 | 1400 | 2100 | 2800 |
 | 7:24 | — | — | 7:26 | — | — | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — |
 | — | 6:42 | — | — | 6:38 | — | — | 6:37 | — | — | 6:35 | — | — | 6:31 | — | — | 6:30 | — |
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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 Thu night. Very mild (max 12°C on Thu night, min 4°C on Wed afternoon). Winds increasing (light winds from the WNW on Tue afternoon, near gales from the W by Thu night).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 5mm), mostly falling on Fri night. Very mild (max 10°C on Fri morning, min 4°C on Fri night). Winds decreasing (near gales from the W on Sat morning, light winds from the W by Sun afternoon).
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 | |||||
SHIP5257 |
* 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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