– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 6 am Sun 30 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 am Sun 30 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Sun 30 Aug 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 6mm), mostly falling on Sun morning. Very mild (max 12°C on Sun morning, min 8°C on Mon morning). Winds increasing (moderate winds from the W on Mon night, strong winds from the SW by Tue night). | Days 4–6 Weather SummaryModerate rain (total 17mm), heaviest on Thu night. Very mild (max 14°C on Wed afternoon, min 7°C on Fri night). Winds decreasing (near gales from the W on Fri morning, moderate winds from the NW by Fri night). | |||||||||||||||||
Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | |  | | | |  | | | | | | |
rain shwrs | rain shwrs | rain shwrs | light rain | cloudy | clear | rain shwrs | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | some clouds | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 1900 | 2650 | 150 | 450 | 3550 | 2450 | 2600 | 2600 | 150 | 300 | 200 | 100 | 200 | 800 | 850 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.1 | 1.2 | 0.9 | 0.5 | — | — | 0.3 | 0.6 | 1.1 | 2 | 0.3 | 0.6 | — | 2 | 10 | 0.4 | 0.8 | 0.6 |
max °C | 12 | 12 | 10 | 8 | 9 | 9 | 11 | 12 | 12 | 13 | 14 | 13 | 12 | 12 | 10 | 10 | 11 | 9 |
min °C | 12 | 11 | 9 | 8 | 8 | 8 | 11 | 11 | 11 | 13 | 14 | 11 | 11 | 11 | 8 | 9 | 10 | 7 |
chill °C | 9 | 8 | 5 | 4 | 4 | 4 | 8 | 8 | 8 | 10 | 11 | 7 | 8 | 7 | 2 | 4 | 6 | 3 |
Freezing level m | 2900 | 2700 | 2500 | 2700 | 3050 | 2600 | 2800 | 2700 | 2950 | 3450 | 3700 | 3800 | 3600 | 3350 | 2800 | 3150 | 2900 | 2500 |
 | 6:20 | — | — | 6:22 | — | — | 6:24 | — | — | 6:26 | — | — | 6:26 | — | — | 6:28 | — | — |
 | — | 8:09 | — | — | 8:07 | — | — | 8:06 | — | — | 8:02 | — | — | 8:00 | — | — | 7:59 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 6mm), mostly falling on Sun morning. Very mild (max 12°C on Sun morning, min 8°C on Mon morning). Winds increasing (moderate winds from the W on Mon night, strong winds from the SW by Tue night).
Pen yr Helgi Du Weather (Days 3-6):
Moderate rain (total 17mm), heaviest on Thu night. Very mild (max 14°C on Wed afternoon, min 7°C on Fri night). Winds decreasing (near gales from the W on Fri morning, moderate winds from the NW by Fri 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 | |||||
SHIP3137 | |||||
SHIP5875 |
* 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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