– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 6 am Thu 13 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 am Thu 13 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Thu 13 Aug Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Warm (max 21°C on Thu afternoon, min 9°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryModerate rain (total 11mm), heaviest on Tue night. Very mild (max 15°C on Mon night, min 10°C on Sun night). Winds increasing (light winds from the W on Sun night, strong winds from the W by Mon night). | |||||||||||||||||
Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | | | | | |  |  | | | | |
clear | some clouds | some clouds | rain shwrs | light rain | rain shwrs | rain shwrs | clear | some clouds | some clouds | some clouds | some clouds | some clouds | cloudy | light rain | rain shwrs | light rain | rain shwrs | |
Cloud base (m) | 5300 | 5150 | 500 | 200 | 650 | 500 | 2700 | 2600 | 2000 | 750 | 800 | 500 | 300 | 600 | 150 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 0.2 | 0.3 | 0.1 | 0.1 | — | — | — | — | — | — | — | 3 | 0.3 | 1.4 | 6 |
max °C | 20 | 21 | 17 | 16 | 14 | 12 | 12 | 12 | 11 | 12 | 12 | 11 | 13 | 14 | 15 | 15 | 15 | 12 |
min °C | 20 | 19 | 15 | 15 | 13 | 9 | 10 | 12 | 10 | 11 | 12 | 10 | 12 | 14 | 14 | 14 | 14 | 10 |
chill °C | 20 | 19 | 14 | 14 | 12 | 6 | 7 | 10 | 9 | 10 | 11 | 9 | 12 | 13 | 11 | 12 | 12 | 7 |
Freezing level m | 4000 | 4050 | 4000 | 3850 | 3900 | 3750 | 3600 | 3550 | 3400 | 3300 | 3250 | 3550 | 3800 | 4000 | 4100 | 4050 | 3750 | 3150 |
 | 5:50 | — | — | 5:52 | — | — | 5:54 | — | — | 5:56 | — | — | 5:58 | — | — | 6:00 | — | — |
 | — | 8:47 | — | — | 8:45 | — | — | 8:44 | — | — | 8:42 | — | — | 8:39 | — | — | 8:37 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Mostly dry. Warm (max 21°C on Thu afternoon, min 9°C on Fri night). Wind will be generally light.
Pen yr Helgi Du Weather (Days 3-6):
Moderate rain (total 11mm), heaviest on Tue night. Very mild (max 15°C on Mon night, min 10°C on Sun night). Winds increasing (light winds from the W on Sun night, strong winds from the W by Mon 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 |  | ||||
SHIP3975 | |||||
Valley RAF Airport | | ||||
SHIP2258 | |||||
SHIP4422 | |||||
SHIP2750 |
* 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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