– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du Weather Forecast
Snowdonia · United KingdomIssued: 6 pm Sat 26 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Sat 26 Sep Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 4mm), mostly falling on Sun morning. Very mild (max 12°C on Tue morning, min 6°C on Sun night). Winds decreasing (near gales from the SSW on Sun morning, light winds from the S by Mon morning). | Days 5–7 Weather SummaryHeavy rain (total 36mm), heaviest during Thu night. Very mild (max 14°C on Tue afternoon, min 6°C on Wed night). Winds decreasing (gales from the S on Tue night, light winds from the WSW by Fri morning). | ||||||||||||||||
Sat 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | | | | | | | |  | |
clear | rain shwrs | light rain | rain shwrs | some clouds | clear | clear | some clouds | clear | clear | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | heavy rain | |
Cloud base (m) | 6500 | 650 | 100 | 800 | 8100 | 8400 | 1600 | 5850 | 2850 | 2100 | 200 | ||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.2 | 3 | 0.8 | — | — | — | — | — | — | 8 | 0.8 | 1.4 | 4 | 0.9 | 0.3 | 20 |
max °C | 10 | 9 | 11 | 10 | 7 | 8 | 9 | 9 | 12 | 14 | 14 | 10 | 9 | 8 | 9 | 10 | 9 |
min °C | 9 | 8 | 9 | 7 | 6 | 7 | 8 | 8 | 11 | 13 | 9 | 9 | 8 | 6 | 8 | 9 | 8 |
chill °C | 5 | 4 | 4 | 3 | 2 | 6 | 5 | 5 | 8 | 10 | 4 | 4 | 3 | 1 | 3 | 4 | 3 |
Freezing level m | 3100 | 3050 | 3000 | 2650 | 1950 | 2100 | 2750 | 3150 | 3500 | 3600 | 3250 | 2350 | 2200 | 1900 | 2050 | 2250 | 2300 |
 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — | 7:16 | — | — |
 | 7:06 | — | — | 7:02 | — | — | 7:00 | — | — | 6:58 | — | — | 6:55 | — | — | 6:53 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 4mm), mostly falling on Sun morning. Very mild (max 12°C on Tue morning, min 6°C on Sun night). Winds decreasing (near gales from the SSW on Sun morning, light winds from the S by Mon morning).
Pen yr Helgi Du Weather (Days 3-6):
Heavy rain (total 36mm), heaviest during Thu night. Very mild (max 14°C on Tue afternoon, min 6°C on Wed night). Winds decreasing (gales from the S on Tue night, light winds from the WSW by Fri 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 | |||||
SHIP6576 | |||||
SHIP11565 |
* 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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