– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 6 pm Fri 14 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 pm Fri 14 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Fri 14 Aug Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 14°C on Fri afternoon, min 9°C on Fri night). Wind will be generally light. | Days 5–7 Weather SummaryModerate rain (total 14mm), heaviest on Tue night. Very mild (max 14°C on Mon afternoon, min 8°C on Tue night). Winds increasing (moderate winds from the W on Tue night, strong winds from the W by Wed night). | ||||||||||||||||
Fri 14 | Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  | |  | |  | | | | | | | |
rain shwrs | rain shwrs | rain shwrs | clear | some clouds | some clouds | cloudy | rain shwrs | light rain | cloudy | light rain | rain shwrs | some clouds | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 200 | 650 | 300 | 6400 | 3350 | 2700 | 1950 | 500 | 750 | 2000 | 400 | 250 | 5000 | 450 | 400 | 900 | 800 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.5 | 0.1 | 0.1 | — | — | — | — | 0.2 | 0.1 | — | 3 | 0.2 | — | 7 | 0.1 | 0.4 | 1.2 |
max °C | 14 | 12 | 12 | 13 | 11 | 12 | 14 | 12 | 13 | 14 | 14 | 13 | 14 | 10 | 9 | 10 | 9 |
min °C | 13 | 9 | 11 | 12 | 10 | 11 | 13 | 12 | 13 | 14 | 13 | 12 | 12 | 8 | 8 | 9 | 8 |
chill °C | 12 | 6 | 9 | 11 | 8 | 9 | 11 | 10 | 11 | 12 | 10 | 9 | 9 | 4 | 3 | 4 | 3 |
Freezing level m | 3850 | 3800 | 3650 | 3550 | 3550 | 3300 | 3400 | 3700 | 3650 | 4000 | 3850 | 3750 | 3500 | 2400 | 3100 | 2500 | 2500 |
 | — | — | 5:54 | — | — | 5:56 | — | — | 5:58 | — | — | 6:00 | — | — | 6:01 | — | — |
 | 8:45 | — | — | 8:44 | — | — | 8:42 | — | — | 8:39 | — | — | 8:37 | — | — | 8:35 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Mostly dry. Very mild (max 14°C on Fri afternoon, min 9°C on Fri night). Wind will be generally light.
Pen yr Helgi Du Weather (Days 3-6):
Moderate rain (total 14mm), heaviest on Tue night. Very mild (max 14°C on Mon afternoon, min 8°C on Tue night). Winds increasing (moderate winds from the W on Tue night, strong winds from the W by Wed 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 | |||||
SHIP6383 | |||||
SHIP2582 |
* 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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