– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 pm Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 2mm), mostly falling on Wed morning. Very mild (max 15°C on Mon afternoon, min 8°C on Wed morning). Winds increasing (calm on Wed night, fresh winds from the SW by Thu morning). | Days 5–7 Weather SummaryLight rain (total 5mm), mostly falling on Fri night. Very mild (max 13°C on Thu afternoon, min 7°C on Fri night). Winds increasing (light winds from the SW on Fri night, near gales from the SW by Sun morning). | ||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | | |  | | |  | |  |  | | | |
clear | clear | rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | clear | some clouds | some clouds | rain shwrs | light rain | light rain | light rain | cloudy | clear | rain shwrs | |
Cloud base (m) | 550 | 800 | 350 | 550 | 6850 | 6200 | 200 | 200 | 650 | 1600 | 550 | 450 | |||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.1 | 0.3 | 0.7 | 1.1 | — | — | — | — | 0.1 | 1.4 | 0.6 | 1.9 | — | — | 0.1 |
max °C | 15 | 13 | 13 | 13 | 12 | 9 | 9 | 9 | 12 | 13 | 12 | 9 | 8 | 8 | 8 | 9 | 9 |
min °C | 14 | 12 | 13 | 13 | 10 | 8 | 9 | 8 | 11 | 13 | 10 | 8 | 8 | 7 | 8 | 9 | 9 |
chill °C | 13 | 10 | 12 | 12 | 7 | 5 | 6 | 7 | 8 | 10 | 7 | 6 | 6 | 6 | 6 | 6 | 5 |
Freezing level m | 4000 | 3950 | 3650 | 3600 | 3250 | 2450 | 3150 | 3700 | 3800 | 3900 | 3700 | 3200 | 2850 | 2800 | 2500 | 2550 | 2700 |
 | — | — | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — |
 | 7:17 | — | — | 7:15 | — | — | 7:13 | — | — | 7:09 | — | — | 7:07 | — | — | 7:06 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 2mm), mostly falling on Wed morning. Very mild (max 15°C on Mon afternoon, min 8°C on Wed morning). Winds increasing (calm on Wed night, fresh winds from the SW by Thu morning).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 5mm), mostly falling on Fri night. Very mild (max 13°C on Thu afternoon, min 7°C on Fri night). Winds increasing (light winds from the SW on Fri night, near gales from the SW by Sun morning).
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 |  | ||||
SHIP7647 | |||||
SHIP7535 | |||||
BARCIAL | |||||
HORNACHOS IM2 |
* 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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