– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 6 pm Sat 22 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 pm Sat 22 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Sat 22 Aug Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 14°C on Mon afternoon, min 9°C on Sat night). Wind will be generally light. | Days 5–7 Weather SummaryHeavy rain (total 28mm), heaviest during Thu morning. Very mild (max 16°C on Wed afternoon, min 10°C on Thu night). Winds increasing (light winds from the SSE on Wed afternoon, strong winds from the ESE by Wed night). | ||||||||||||||||
Sat 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | |  |  | |  |  |  |  |  |  | | | |
clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | cloudy | light rain | rain shwrs | risk tstorm | rain shwrs | heavy rain | rain shwrs | light rain | |
Cloud base (m) | 550 | 450 | 8850 | 450 | 3350 | 2950 | 1750 | 850 | 50 | 50 | 700 | ||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | 0.4 | 0.2 | 0.9 | 0.7 | 18 | 3 | 5 |
max °C | 10 | 9 | 11 | 12 | 10 | 13 | 14 | 12 | 13 | 15 | 14 | 15 | 16 | 15 | 13 | 12 | 11 |
min °C | 10 | 9 | 10 | 11 | 10 | 12 | 13 | 10 | 12 | 14 | 12 | 13 | 15 | 13 | 12 | 12 | 10 |
chill °C | 8 | 8 | 10 | 11 | 9 | 11 | 11 | 8 | 9 | 12 | 10 | 11 | 14 | 10 | 10 | 9 | 6 |
Freezing level m | 2650 | 2800 | 3000 | 3150 | 3250 | 3150 | 3200 | 2950 | 3350 | 3150 | 3100 | 3150 | 3300 | 3400 | 3250 | 2850 | 2600 |
 | — | — | 6:07 | — | — | 6:09 | — | — | 6:11 | — | — | 6:13 | — | — | 6:15 | — | — |
 | 8:29 | — | — | 8:25 | — | — | 8:23 | — | — | 8:22 | — | — | 8:20 | — | — | 8:16 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Mostly dry. Very mild (max 14°C on Mon afternoon, min 9°C on Sat night). Wind will be generally light.
Pen yr Helgi Du Weather (Days 3-6):
Heavy rain (total 28mm), heaviest during Thu morning. Very mild (max 16°C on Wed afternoon, min 10°C on Thu night). Winds increasing (light winds from the SSE on Wed afternoon, strong winds from the ESE by Wed 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 | |||||
SHIP10850 |
* 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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