– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 pm Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 18mm), heaviest on Wed morning. Very mild (max 13°C on Mon afternoon, min 8°C on Sun night). Winds increasing (calm on Tue morning, strong winds from the W by Wed morning). | Days 5–7 Weather SummaryModerate rain (total 16mm), heaviest on Thu night. Very mild (max 12°C on Thu morning, min 7°C on Fri afternoon). Winds increasing (light winds from the NW on Thu night, strong winds from the W by Fri night). | ||||||||||||||||
Sun 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | |  | | | | | | | | | |
some clouds | rain shwrs | rain shwrs | some clouds | rain shwrs | light rain | light rain | rain shwrs | mod. rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | rain shwrs | |
Cloud base (m) | 750 | 500 | 300 | 550 | 3100 | 100 | 50 | 3350 | 50 | 250 | 750 | 600 | 800 | 400 | 5600 | 200 | 500 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.6 | 0.4 | — | 1.9 | 5 | 3 | 0.9 | 7 | 1.2 | 2 | 0.8 | 0.2 | 4 | 0.9 | 2 | 4 |
max °C | 11 | 10 | 12 | 13 | 9 | 10 | 10 | 9 | 8 | 10 | 9 | 12 | 12 | 10 | 9 | 8 | 8 |
min °C | 10 | 8 | 10 | 11 | 9 | 9 | 10 | 9 | 8 | 9 | 8 | 10 | 10 | 8 | 9 | 7 | 7 |
chill °C | 8 | 6 | 10 | 11 | 8 | 9 | 10 | 8 | 3 | 5 | 5 | 7 | 8 | 4 | 6 | 2 | 2 |
Freezing level m | 1350 | 1950 | 2050 | 1750 | 2100 | 2250 | 2000 | 1800 | 1100 | 1150 | 1300 | 1350 | 1500 | 1500 | 1100 | 900 | 950 |
 | — | — | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — | 7:54 | — | — | 7:54 | — | — |
 | 6:14 | — | — | 6:12 | — | — | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — | 6:02 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Moderate rain (total 18mm), heaviest on Wed morning. Very mild (max 13°C on Mon afternoon, min 8°C on Sun night). Winds increasing (calm on Tue morning, strong winds from the W by Wed morning).
Pen yr Helgi Du Weather (Days 3-6):
Moderate rain (total 16mm), heaviest on Thu night. Very mild (max 12°C on Thu morning, min 7°C on Fri afternoon). Winds increasing (light winds from the NW on Thu night, strong winds from the W by Fri night).
This table gives the weather forecast for Pen yr Helgi Du at the specific elevation of 0 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 |  | ||||
SHIP7239 | |||||
SHIP2738 | |||||
SHIP11250 | |||||
SHIP4261 |
* 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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