– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 12 pm Fri 02 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Fri 02 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 15mm), heaviest on Fri night. Very mild (max 12°C on Sun night, min 7°C on Fri night). Winds decreasing (near gales from the SW on Fri afternoon, light winds from the W by Sat afternoon). | Days 4–6 Weather SummaryLight rain (total 5mm), mostly falling on Tue morning. Very mild (max 13°C on Mon morning, min 4°C on Wed night). Winds increasing (light winds from the WNW on Tue afternoon, strong winds from the NW by Wed night). | |||||||||||||||||
Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | | | | | |  | | | | | | |
rain shwrs | rain shwrs | rain shwrs | some clouds | clear | clear | some clouds | clear | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 250 | 2350 | 250 | 4600 | 3100 | 5750 | 5200 | 350 | 200 | 850 | 500 | 300 | 250 | 700 | 400 | 950 | 1550 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.9 | 1.6 | 11 | — | — | — | — | — | 0.3 | 0.1 | 0.1 | 0.3 | 1.6 | 0.4 | 0.2 | 0.4 | 0.3 | 1.2 |
max °C | 11 | 11 | 11 | 9 | 9 | 8 | 11 | 11 | 12 | 13 | 13 | 12 | 10 | 8 | 6 | 5 | 5 | 5 |
min °C | 10 | 11 | 7 | 8 | 8 | 8 | 10 | 11 | 11 | 12 | 12 | 10 | 9 | 8 | 5 | 5 | 5 | 4 |
chill °C | 6 | 7 | 4 | 6 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 7 | 7 | 6 | 2 | 2 | 0 | -2 |
Freezing level m | 2600 | 2700 | 2650 | 2700 | 2600 | 3250 | 3250 | 3500 | 3650 | 3850 | 3850 | 3450 | 2800 | 2600 | 2150 | 1450 | 1500 | 1550 |
 | 7:16 | — | — | 7:18 | — | — | 7:20 | — | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — |
 | — | 6:51 | — | — | 6:49 | — | — | 6:45 | — | — | 6:44 | — | — | 6:42 | — | — | 6:38 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Moderate rain (total 15mm), heaviest on Fri night. Very mild (max 12°C on Sun night, min 7°C on Fri night). Winds decreasing (near gales from the SW on Fri afternoon, light winds from the W by Sat afternoon).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 5mm), mostly falling on Tue morning. Very mild (max 13°C on Mon morning, min 4°C on Wed night). Winds increasing (light winds from the WNW on Tue afternoon, strong winds from the NW by Wed 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 | |||||
SHIP1838 |
* 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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