– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 6 am Wed 26 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 am Wed 26 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Wed 26 Aug 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 87mm), heaviest during Thu afternoon. Very mild (max 16°C on Wed afternoon, min 11°C on Fri night). Mainly fresh winds. | Days 4–6 Weather SummaryHeavy rain (total 37mm), heaviest during Sun afternoon. Very mild (max 12°C on Sat morning, min 7°C on Sun night). Winds increasing (moderate winds from the SW on Sat afternoon, strong winds from the W by Sun night). | |||||||||||||||||
Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  | | | | | | |  | | | | |
light rain | risk tstorm | rain shwrs | light rain | heavy rain | heavy rain | light rain | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | light rain | risk tstorm | light rain | rain shwrs | rain shwrs | light rain | |
Cloud base (m) | 1800 | 900 | 8850 | 2950 | 50 | 50 | 50 | 350 | 1750 | 100 | 50 | 150 | 2550 | 100 | 200 | 250 | 700 | 200 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.3 | 4 | 0.5 | 4 | 34 | 41 | 2 | 0.3 | 0.8 | 4 | 9 | 1.1 | 4 | 13 | 2 | 0.4 | 0.7 | 2 |
max °C | 15 | 16 | 15 | 15 | 13 | 12 | 12 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 10 | 9 | 10 | 10 |
min °C | 14 | 15 | 14 | 14 | 13 | 12 | 12 | 13 | 11 | 12 | 12 | 10 | 11 | 11 | 7 | 8 | 10 | 9 |
chill °C | 12 | 14 | 12 | 12 | 11 | 12 | 9 | 10 | 8 | 9 | 10 | 6 | 8 | 8 | 2 | 3 | 6 | 5 |
Freezing level m | 3100 | 3300 | 3350 | 3100 | 3150 | 3000 | 3100 | 3250 | 3250 | 3100 | 3100 | 3100 | 2750 | 2600 | 2400 | 2150 | 2300 | 2450 |
 | 6:13 | — | — | 6:15 | — | — | 6:16 | — | — | 6:18 | — | — | 6:20 | — | — | 6:22 | — | — |
 | — | 8:20 | — | — | 8:16 | — | — | 8:15 | — | — | 8:13 | — | — | 8:09 | — | — | 8:07 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Heavy rain (total 87mm), heaviest during Thu afternoon. Very mild (max 16°C on Wed afternoon, min 11°C on Fri night). Mainly fresh winds.
Pen yr Helgi Du Weather (Days 3-6):
Heavy rain (total 37mm), heaviest during Sun afternoon. Very mild (max 12°C on Sat morning, min 7°C on Sun night). Winds increasing (moderate winds from the SW on Sat afternoon, strong winds from the W by Sun 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 |  | ||||
SHIP3092 | |||||
SHIP2555 | |||||
BARCIAL | |||||
HORNACHOS IM2 | |||||
SHIP3946 |
* 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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