– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 6 pm Sat 25 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 pm Sat 25 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Sat 25 Jul 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 Sat night. Very mild (max 16°C on Tue morning, min 9°C on Sun afternoon). Mainly strong winds. | Days 5–7 Weather SummaryMostly dry. Very mild (max 19°C on Wed afternoon, min 10°C on Thu night). Wind will be generally light. | ||||||||||||||||
Sat 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | |  | |  |  |  | | | | |  | |
light rain | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | light rain | cloudy | light rain | cloudy | some clouds | clear | clear | cloudy | light rain | rain shwrs | clear | |
Cloud base (m) | 100 | 100 | 100 | 350 | 1500 | 400 | 350 | 250 | 550 | 4550 | 4750 | 9300 | 9100 | 6650 | 800 | 400 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.4 | 1.5 | 0.9 | 0.5 | 0.6 | 0.1 | 0.1 | — | 0.1 | — | — | — | — | — | 0.3 | 0.2 | — |
max °C | 13 | 13 | 10 | 10 | 10 | 12 | 13 | 14 | 16 | 17 | 16 | 18 | 19 | 16 | 13 | 12 | 11 |
min °C | 12 | 10 | 10 | 9 | 9 | 11 | 13 | 14 | 14 | 17 | 15 | 17 | 18 | 13 | 13 | 12 | 10 |
chill °C | 9 | 6 | 6 | 4 | 5 | 8 | 10 | 12 | 12 | 16 | 14 | 16 | 17 | 11 | 11 | 10 | 9 |
Freezing level m | 4000 | 4000 | 3900 | 3850 | 3750 | 3450 | 3650 | 3850 | 3850 | 3850 | 3650 | 3850 | 3900 | 3900 | 3550 | 3400 | 3350 |
 | — | — | 5:22 | — | — | 5:22 | — | — | 5:24 | — | — | 5:26 | — | — | 5:28 | — | — |
 | 9:22 | — | — | 9:21 | — | — | 9:19 | — | — | 9:17 | — | — | 9:15 | — | — | 9:14 | — |
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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 Sat night. Very mild (max 16°C on Tue morning, min 9°C on Sun afternoon). Mainly strong winds.
Pen yr Helgi Du Weather (Days 3-6):
Mostly dry. Very mild (max 19°C on Wed afternoon, min 10°C on Thu night). Wind will be generally light.
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 | |||||
SHIP4604 |  | ||||
SHIP1592 | |
* 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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