– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 6 am Fri 26 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 am Fri 26 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Fri 26 Jun 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 3mm), mostly falling on Sat night. Warm (max 21°C on Fri morning, min 8°C on Sun night). Winds decreasing (near gales from the SSW on Sat morning, moderate winds from the WSW by Sun night). | Days 4–6 Weather SummaryLight rain (total 3mm), mostly falling on Wed morning. Very mild (max 12°C on Mon afternoon, min 9°C on Mon night). Winds increasing (light winds from the W on Mon night, strong winds from the WSW by Wed morning). | |||||||||||||||||
Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 1 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | | | | |  |  | | |  | | |  | |
clear | clear | some clouds | rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | some clouds | clear | some clouds | light rain | rain shwrs | rain shwrs | cloudy | rain shwrs | rain shwrs | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 0.3 | 0.5 | 2 | 0.6 | — | — | — | — | 0.4 | 0.9 | 0.3 | — | 1.3 | 0.6 | — |
max °C | 21 | 18 | 15 | 14 | 14 | 13 | 10 | 10 | 8 | 11 | 12 | 9 | 11 | 12 | 11 | 12 | 12 | 10 |
min °C | 19 | 17 | 14 | 14 | 14 | 10 | 10 | 10 | 8 | 10 | 11 | 9 | 10 | 12 | 10 | 11 | 12 | 9 |
chill °C | 18 | 15 | 12 | 11 | 11 | 6 | 6 | 7 | 4 | 8 | 10 | 7 | 9 | 11 | 7 | 7 | 9 | 6 |
Freezing level m | 4050 | 4050 | 3750 | 3350 | 3700 | 3300 | 3250 | 3100 | 3100 | 2700 | 2600 | 2400 | 2450 | 2950 | 3400 | 3200 | 3750 | 3500 |
Cloud base (m) | 550 | 650 | 150 | 150 | 5500 | 2750 | 2350 | 950 | 2500 | 700 | 300 | |||||||
 | 4:50 | — | — | 4:50 | — | — | 4:50 | — | — | 4:50 | — | — | 4:52 | — | — | 4:52 | — | — |
 | — | 9:45 | — | — | 9:45 | — | — | 9:45 | — | — | 9:45 | — | — | 9:45 | — | — | 9:45 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 3mm), mostly falling on Sat night. Warm (max 21°C on Fri morning, min 8°C on Sun night). Winds decreasing (near gales from the SSW on Sat morning, moderate winds from the WSW by Sun night).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Wed morning. Very mild (max 12°C on Mon afternoon, min 9°C on Mon night). Winds increasing (light winds from the W on Mon night, strong winds from the WSW by Wed 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 |
|---|---|---|---|---|---|
thunderstorm affecting Llanberis |  | ||||
thunderstorm affecting Llanrug | | ||||
lightning 4km S of Caernarfon | | ||||
Caernarfon Airport |  | ||||
thunderstorm affecting Porthmadog | | ||||
thunderstorm affecting Criccieth | | ||||
lightning 5km SSW of Llangefni | |
* 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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