– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 12 pm Sat 11 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 pm Sat 11 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Sat 11 Apr Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA dusting of snow on Sat afternoon. Freezing level rising with drizzle on Mon afternoon. Freeze-thaw conditions (max 2°C on Sat night, min 0°C on Sat morning). Winds decreasing (severe gales from the SSW on Sat afternoon, light winds from the S by Mon night). | Days 4–6 Weather SummaryLight rain (total 8mm), mostly falling on Wed morning. Mild temperatures (max 8°C on Wed morning, min 3°C on Tue morning). Winds increasing (light winds from the SSE on Tue morning, near gales from the SW by Wed night). | |||||||||||||||||
Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  |  |  | | |  | | |  | | | | |
some clouds | snow shwrs | snow shwrs | clear | clear | some clouds | cloudy | rain shwrs | clear | clear | some clouds | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | 1.8 | — | — | — | 0.4 | 3 | 3 | 1.1 | 0.5 | 0.3 | — | |
max °C | 0 | 1 | 2 | 1 | 2 | 1 | 2 | 2 | 1 | 5 | 7 | 7 | 8 | 6 | 5 | 5 | 5 | 5 |
min °C | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 2 | 1 | 3 | 7 | 7 | 7 | 6 | 4 | 5 | 5 | 4 |
-9 | -10 | -8 | -7 | -6 | -6 | -4 | -2 | -2 | 0 | 4 | 3 | 2 | 0 | -3 | -1 | -1 | -2 | |
800 | 900 | 1050 | 950 | 1000 | 850 | 1000 | 1100 | 1050 | 1350 | 1700 | 2450 | 2300 | 1800 | 1550 | 1450 | 1550 | 1950 | |
Cloud base (m) | 700 | 150 | 150 | 450 | 500 | 4500 | 850 | 700 | 2350 | 650 | 200 | 4150 | 550 | 350 | 1800 | |||
 | 6:26 | — | — | 6:24 | — | — | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — | 6:15 | — | — |
 | — | 8:07 | — | — | 8:08 | — | — | 8:10 | — | — | 8:13 | — | — | 8:14 | — | — | 8:15 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: A dusting of snow on Sat afternoon. Freezing level rising with drizzle on Mon afternoon. Freeze-thaw conditions (max 2°C on Sat night, min 0°C on Sat morning). Winds decreasing (severe gales from the SSW on Sat afternoon, light winds from the S by Mon night).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 8mm), mostly falling on Wed morning. Mild temperatures (max 8°C on Wed morning, min 3°C on Tue morning). Winds increasing (light winds from the SSE on Tue morning, near gales from the SW 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 |  | ||||
SHIP4847 | |||||
SHIP5714 | |||||
SHIP6566 | |||||
Valley RAF Airport |  |
* 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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