– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 12 pm Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Mon 21 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 5mm), mostly falling on Wed morning. Very mild (max 15°C on Mon afternoon, min 8°C on Wed morning). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 3mm), mostly falling on Fri morning. Very mild (max 13°C on Thu afternoon, min 8°C on Fri afternoon). Winds increasing (light winds from the WSW on Fri night, strong winds from the WSW by Sat night). | |||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  | | | |  | |  |  | |  | |
some clouds | clear | clear | rain shwrs | rain shwrs | light rain | rain shwrs | clear | some clouds | some clouds | some clouds | some clouds | light rain | light rain | cloudy | cloudy | some clouds | rain shwrs | |
Cloud base (m) | 300 | 650 | 300 | 600 | 6700 | 6400 | 5900 | 450 | 200 | 2450 | 650 | 500 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 0.1 | 0.5 | 0.7 | 4 | — | — | — | — | — | 1.9 | 0.6 | — | — | — | 0.5 |
max °C | 14 | 15 | 13 | 14 | 14 | 12 | 8 | 9 | 9 | 12 | 13 | 12 | 10 | 8 | 9 | 8 | 9 | 9 |
min °C | 12 | 14 | 12 | 13 | 13 | 10 | 8 | 8 | 8 | 10 | 12 | 11 | 9 | 8 | 8 | 8 | 8 | 8 |
chill °C | 10 | 13 | 10 | 12 | 12 | 7 | 5 | 4 | 6 | 8 | 9 | 8 | 7 | 5 | 7 | 6 | 5 | 4 |
Freezing level m | 4050 | 4000 | 3950 | 3650 | 3600 | 3150 | 2400 | 2500 | 3600 | 3700 | 3750 | 3700 | 3450 | 2950 | 2850 | 2600 | 2600 | 2700 |
 | 6:58 | — | — | 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 5mm), mostly falling on Wed morning. Very mild (max 15°C on Mon afternoon, min 8°C on Wed morning). Wind will be generally light.
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Fri morning. Very mild (max 13°C on Thu afternoon, min 8°C on Fri afternoon). Winds increasing (light winds from the WSW on Fri night, strong winds from the WSW by Sat 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 | |||||
SHIP6503 |
* 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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