– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 am Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Thu 10 Sep 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 9mm), mostly falling on Thu afternoon. Very mild (max 13°C on Fri night, min 9°C on Thu night). Winds decreasing (near gales from the SW on Thu morning, light winds from the NW by Sat night). | Days 4–6 Weather SummaryLight rain (total 5mm), mostly falling on Mon night. Very mild (max 15°C on Mon afternoon, min 8°C on Tue night). Winds increasing (light winds from the NNW on Sun morning, near gales from the SW by Mon night). | |||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | | | | | |  | | | | | | | |
rain shwrs | light rain | rain shwrs | rain shwrs | clear | rain shwrs | light rain | light rain | rain shwrs | rain shwrs | light rain | some clouds | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 2150 | 100 | 1900 | 200 | 500 | 250 | 200 | 300 | 250 | 450 | 250 | 200 | 200 | 800 | 600 | 1550 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.1 | 2 | 0.9 | 0.3 | — | 0.1 | 2 | 1.1 | 1.6 | 0.2 | 0.1 | — | 0.1 | 0.2 | 3 | 0.7 | 0.3 | 0.4 |
max °C | 11 | 12 | 11 | 10 | 10 | 13 | 13 | 13 | 13 | 12 | 13 | 13 | 14 | 15 | 15 | 11 | 10 | 9 |
min °C | 10 | 12 | 9 | 10 | 10 | 10 | 13 | 13 | 11 | 10 | 12 | 12 | 13 | 15 | 12 | 11 | 10 | 8 |
chill °C | 6 | 8 | 6 | 7 | 8 | 7 | 10 | 10 | 9 | 9 | 11 | 10 | 11 | 12 | 9 | 7 | 7 | 4 |
Freezing level m | 3200 | 3200 | 3100 | 3450 | 3700 | 3950 | 3650 | 3650 | 3550 | 3450 | 3850 | 4000 | 4100 | 3950 | 3800 | 3050 | 2550 | 2300 |
 | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | 6:48 | — | — |
 | — | 7:44 | — | — | 7:42 | — | — | 7:39 | — | — | 7:37 | — | — | 7:35 | — | — | 7:31 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 9mm), mostly falling on Thu afternoon. Very mild (max 13°C on Fri night, min 9°C on Thu night). Winds decreasing (near gales from the SW on Thu morning, light winds from the NW by Sat night).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 5mm), mostly falling on Mon night. Very mild (max 15°C on Mon afternoon, min 8°C on Tue night). Winds increasing (light winds from the NNW on Sun morning, near gales 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 |  | ||||
SHIP6353 | |||||
Valley RAF Airport |  | ||||
BARCIAL | |||||
HORNACHOS IM2 | |||||
SHIP6374 |
* 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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