– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 am Sun 27 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Sun 27 Sep Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 14mm), heaviest on Tue night. Very mild (max 15°C on Tue afternoon, min 6°C on Sun night). Winds increasing (light winds from the SSW on Mon morning, gales from the S by Tue night). | Days 4–6 Weather SummaryModerate rain (total 19mm), heaviest on Thu night. Very mild (max 10°C on Wed morning, min 6°C on Wed night). Winds decreasing (near gales from the SSW on Wed morning, light winds from the SW by Fri night). | |||||||||||||||||
Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | |  | | | | | | | | | |  | |
light rain | rain shwrs | rain shwrs | clear | clear | clear | clear | some clouds | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | some clouds | |
Cloud base (m) | 1450 | 300 | 6350 | 7900 | 8550 | 8450 | 600 | 2650 | 850 | 3300 | 200 | 850 | 8250 | 9250 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.8 | 2 | 0.1 | — | — | — | — | — | 11 | 1.1 | 1.8 | 4 | 0.6 | 1.1 | 10 | 0.3 | — | — |
max °C | 12 | 9 | 7 | 8 | 9 | 8 | 12 | 15 | 15 | 10 | 9 | 8 | 9 | 10 | 9 | 8 | 9 | 8 |
min °C | 10 | 7 | 6 | 7 | 8 | 7 | 10 | 14 | 10 | 10 | 9 | 6 | 8 | 9 | 7 | 8 | 8 | 8 |
chill °C | 5 | 3 | 2 | 5 | 5 | 4 | 7 | 12 | 6 | 5 | 4 | 1 | 3 | 4 | 3 | 4 | 5 | 5 |
Freezing level m | 3100 | 2700 | 2000 | 2100 | 2600 | 3250 | 3550 | 3400 | 3400 | 2450 | 2300 | 1950 | 2050 | 2300 | 2300 | 2100 | 2250 | 2700 |
 | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — | 7:16 | — | — | 7:16 | — | — |
 | — | 7:02 | — | — | 7:00 | — | — | 6:58 | — | — | 6:55 | — | — | 6:53 | — | — | 6:51 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Moderate rain (total 14mm), heaviest on Tue night. Very mild (max 15°C on Tue afternoon, min 6°C on Sun night). Winds increasing (light winds from the SSW on Mon morning, gales from the S by Tue night).
Pen yr Helgi Du Weather (Days 3-6):
Moderate rain (total 19mm), heaviest on Thu night. Very mild (max 10°C on Wed morning, min 6°C on Wed night). Winds decreasing (near gales from the SSW on Wed morning, light winds from the SW by Fri 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 | |||||
SHIP9807 |
* 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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