– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 am Tue 20 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Tue 20 Oct Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 35mm), heaviest during Wed afternoon. Mild temperatures (max 7°C on Thu night, min 2°C on Wed afternoon). Winds decreasing (gales from the NW on Wed afternoon, light winds from the WSW by Thu night). | Days 4–6 Weather SummaryHeavy rain (total 33mm), heaviest during Sat night. Very mild (max 11°C on Sat night, min 2°C on Fri morning). Winds decreasing (severe gales from the NW on Fri morning, moderate winds from the WNW by Sat morning). | |||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  |  | | | | |  | | | | | | |
light rain | mod. rain | rain shwrs | light rain | heavy rain | rain shwrs | rain shwrs | cloudy | rain shwrs | light rain | light rain | rain shwrs | some clouds | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 1450 | 50 | 1400 | 50 | 50 | 1650 | 600 | 6150 | 50 | 150 | 50 | 500 | 650 | 750 | 300 | 700 | 650 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 3 | 7 | 1.4 | 4 | 14 | 0.7 | 0.1 | — | 5 | 4 | 4 | 0.4 | — | 4 | 19 | 0.6 | 0.2 | 0.2 |
max °C | 6 | 5 | 5 | 5 | 3 | 3 | 5 | 6 | 7 | 4 | 2 | 2 | 4 | 9 | 11 | 4 | 3 | 5 |
min °C | 6 | 5 | 5 | 5 | 2 | 2 | 4 | 6 | 6 | 2 | 2 | 2 | 4 | 5 | 2 | 4 | 3 | 3 |
chill °C | 2 | 1 | 2 | 3 | -6 | -5 | -1 | 2 | 4 | -7 | -7 | -7 | -1 | -2 | -7 | -4 | -5 | -4 |
Freezing level m | 2400 | 2100 | 1800 | 1850 | 1250 | 1150 | 1400 | 1700 | 2000 | 1500 | 1100 | 1100 | 1500 | 2200 | 3100 | 1300 | 1250 | 1250 |
 | 7:50 | — | — | 7:52 | — | — | 7:54 | — | — | 7:54 | — | — | 7:56 | — | — | 6:58 | — | — |
 | — | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — | 6:02 | — | — | 6:00 | — | — | 4:59 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Heavy rain (total 35mm), heaviest during Wed afternoon. Mild temperatures (max 7°C on Thu night, min 2°C on Wed afternoon). Winds decreasing (gales from the NW on Wed afternoon, light winds from the WSW by Thu night).
Pen yr Helgi Du Weather (Days 3-6):
Heavy rain (total 33mm), heaviest during Sat night. Very mild (max 11°C on Sat night, min 2°C on Fri morning). Winds decreasing (severe gales from the NW on Fri morning, moderate winds from the WNW by Sat 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 |
|---|---|---|---|---|---|
Caernarfon Airport |  | ||||
SHIP2263 | |||||
SHIP5291 | |||||
SHIP4620 | |||||
Valley RAF Airport |  | ||||
BARCIAL |
* 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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