– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 pm Sat 12 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Sat 12 Sep Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 20mm), heaviest on Mon night. Very mild (max 15°C on Mon morning, min 10°C on Mon night). Winds increasing (light winds from the WSW on Sun afternoon, near gales from the SW by Mon night). | Days 5–7 Weather SummaryLight rain (total 10mm), mostly falling on Wed night. Mild temperatures (max 9°C on Tue afternoon, min 6°C on Thu night). Mainly strong winds. | ||||||||||||||||
Sat 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||
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 | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 200 | 700 | 600 | 500 | 200 | 350 | 150 | 300 | 150 | 450 | 200 | 700 | 850 | 450 | 800 | 1900 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.7 | 1.8 | 0.3 | — | — | 0.3 | 0.6 | 16 | 0.2 | 1 | 1.2 | 1.6 | 0.9 | 2 | 0.8 | 0.3 | 1.2 |
max °C | 14 | 12 | 13 | 14 | 14 | 15 | 15 | 14 | 10 | 9 | 8 | 7 | 8 | 8 | 7 | 7 | 7 |
min °C | 13 | 11 | 12 | 14 | 13 | 14 | 15 | 10 | 10 | 9 | 7 | 7 | 7 | 7 | 7 | 7 | 6 |
chill °C | 10 | 9 | 11 | 13 | 11 | 12 | 13 | 6 | 7 | 5 | 3 | 3 | 3 | 3 | 2 | 2 | 2 |
Freezing level m | 3800 | 3750 | 3550 | 3850 | 4250 | 4100 | 3850 | 3450 | 2450 | 2250 | 2200 | 2000 | 2600 | 2600 | 2000 | 2100 | 2050 |
 | — | — | 6:45 | — | — | 6:46 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — |
 | 7:39 | — | — | 7:37 | — | — | 7:35 | — | — | 7:31 | — | — | 7:30 | — | — | 7:27 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Moderate rain (total 20mm), heaviest on Mon night. Very mild (max 15°C on Mon morning, min 10°C on Mon night). Winds increasing (light winds from the WSW on Sun afternoon, near gales from the SW by Mon night).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 10mm), mostly falling on Wed night. Mild temperatures (max 9°C on Tue afternoon, min 6°C on Thu night). Mainly strong winds.
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 | |||||
SHIP2707 | |||||
SHIP6705 |
* 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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