– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 pm Fri 16 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Fri 16 Oct Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummarySome drizzle, heaviest during Fri afternoon. Mild temperatures (max 5°C on Fri afternoon, min 3°C on Sat night). Winds decreasing (fresh winds from the NNW on Fri night, light winds from the NE by Sat night). | Days 5–7 Weather SummaryHeavy rain (total 26mm), heaviest during Tue night. Mild temperatures (max 7°C on Tue morning, min 2°C on Wed night). Winds increasing (light winds from the WSW on Tue night, strong winds from the SW by Thu morning). | ||||||||||||||||
Fri 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | |  | | | |  | |  | |  | | |
rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | some clouds | rain shwrs | clear | rain shwrs | light rain | light rain | heavy rain | rain shwrs | mod. rain | rain shwrs | |
Cloud base (m) | 900 | 800 | 700 | 800 | 8600 | 4650 | 800 | 900 | 500 | 800 | 150 | 50 | 50 | 550 | 400 | 250 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.8 | 0.5 | 0.1 | — | — | — | — | — | 0.4 | — | 0.2 | 2 | 0.6 | 10 | 0.1 | 7 | 6 |
max °C | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 6 | 5 | 3 |
min °C | 4 | 4 | 5 | 5 | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 7 | 7 | 4 | 4 | 3 | 2 |
chill °C | -1 | -1 | 1 | 1 | 0 | 0 | 0 | -1 | 0 | 1 | 1 | 3 | 4 | -1 | -1 | -2 | -4 |
Freezing level m | 1400 | 1500 | 1450 | 1850 | 1800 | 1450 | 1350 | 1500 | 1650 | 1650 | 1850 | 2400 | 2400 | 2300 | 1550 | 1700 | 1100 |
 | — | — | 7:43 | — | — | 7:46 | — | — | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — |
 | 6:19 | — | — | 6:15 | — | — | 6:14 | — | — | 6:12 | — | — | 6:09 | — | — | 6:07 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Some drizzle, heaviest during Fri afternoon. Mild temperatures (max 5°C on Fri afternoon, min 3°C on Sat night). Winds decreasing (fresh winds from the NNW on Fri night, light winds from the NE by Sat night).
Pen yr Helgi Du Weather (Days 3-6):
Heavy rain (total 26mm), heaviest during Tue night. Mild temperatures (max 7°C on Tue morning, min 2°C on Wed night). Winds increasing (light winds from the WSW on Tue night, strong winds from the SW by Thu 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 |  | ||||
Valley RAF Airport | | ||||
BARCIAL | |||||
HORNACHOS IM2 | |||||
SHIP2120 |
* 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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