– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 am Wed 23 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Wed 23 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 Fri night. Very mild (max 13°C on Thu morning, min 6°C on Fri night). Winds increasing (calm on Wed night, fresh winds from the SW by Thu night). | Days 4–6 Weather SummaryLight rain (total 4mm), mostly falling on Sun night. Very mild (max 10°C on Sat morning, min 7°C on Sun night). Winds decreasing (strong winds from the SSW on Sun morning, light winds from the SSE by Mon night). | |||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | | | | | |  |  | | | |  | |
rain shwrs | clear | some clouds | clear | clear | rain shwrs | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | some clouds | cloudy | rain shwrs | rain shwrs | some clouds | cloudy | |
Cloud base (m) | 500 | 500 | 5550 | 5100 | 4850 | 250 | 200 | 200 | 650 | 1950 | 8300 | 6600 | 300 | 6050 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.2 | — | — | — | — | 0.3 | 0.8 | 0.6 | 2 | 0.2 | 0.4 | 0.2 | — | — | 3 | 0.1 | — | — |
max °C | 9 | 9 | 9 | 13 | 13 | 12 | 9 | 9 | 7 | 10 | 10 | 10 | 10 | 10 | 8 | 9 | 9 | 10 |
min °C | 8 | 8 | 8 | 12 | 13 | 10 | 9 | 7 | 6 | 9 | 9 | 9 | 9 | 9 | 7 | 8 | 8 | 8 |
chill °C | 4 | 6 | 8 | 10 | 10 | 8 | 8 | 6 | 2 | 6 | 5 | 5 | 5 | 5 | 3 | 4 | 5 | 5 |
Freezing level m | 2600 | 3400 | 3500 | 3800 | 3850 | 3850 | 3600 | 3200 | 2350 | 2650 | 2900 | 2750 | 2750 | 2600 | 2100 | 2050 | 2350 | 2750 |
 | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — |
 | — | 7:13 | — | — | 7:09 | — | — | 7:07 | — | — | 7:06 | — | — | 7:02 | — | — | 7:00 | — |
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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 Fri night. Very mild (max 13°C on Thu morning, min 6°C on Fri night). Winds increasing (calm on Wed night, fresh winds from the SW by Thu night).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Sun night. Very mild (max 10°C on Sat morning, min 7°C on Sun night). Winds decreasing (strong winds from the SSW on Sun morning, light winds from the SSE 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 |  | ||||
Valley RAF Airport |  | ||||
BARCIAL | |||||
HORNACHOS IM2 | |||||
SHIP9527 |
* 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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