– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 6 am Mon 03 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 am Mon 03 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Mon 03 Aug Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 8mm), mostly falling on Tue morning. Very mild (max 18°C on Mon afternoon, min 8°C on Wed morning). Winds increasing (light winds from the S on Mon afternoon, near gales from the W by Wed afternoon). | Days 4–6 Weather SummaryLight rain (total 2mm), mostly falling on Thu morning. Very mild (max 12°C on Fri afternoon, min 8°C on Thu night). Winds increasing (light winds from the W on Thu night, fresh winds from the WSW by Sat morning). | |||||||||||||||||
Monday 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | | | | |  |  |  | | | |  | |
cloudy | light rain | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | some clouds | clear | clear | some clouds | some clouds | some clouds | |
Cloud base (m) | 3250 | 2000 | 450 | 100 | 750 | 450 | 450 | 450 | 700 | 8850 | 3100 | 250 | 350 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.2 | 1.5 | 1.3 | 0.6 | 0.9 | 0.8 | 0.4 | 2 | 2 | 0.4 | — | — | — | — | — | — | — |
max °C | 17 | 18 | 15 | 14 | 15 | 12 | 9 | 9 | 9 | 9 | 10 | 9 | 11 | 12 | 10 | 12 | 11 | 11 |
min °C | 15 | 15 | 14 | 14 | 13 | 9 | 8 | 9 | 8 | 9 | 10 | 8 | 10 | 12 | 10 | 11 | 11 | 11 |
chill °C | 13 | 14 | 12 | 12 | 10 | 5 | 3 | 4 | 4 | 5 | 7 | 6 | 7 | 10 | 7 | 8 | 8 | 8 |
Freezing level m | 3450 | 3400 | 3550 | 3500 | 3600 | 3550 | 2700 | 2500 | 2300 | 2200 | 2600 | 2950 | 2700 | 2800 | 3050 | 3350 | 3450 | 3200 |
 | 5:35 | — | — | 5:35 | — | — | 5:37 | — | — | 5:39 | — | — | 5:41 | — | — | 5:43 | — | — |
 | — | 9:07 | — | — | 9:05 | — | — | 9:04 | — | — | 9:01 | — | — | 9:00 | — | — | 8:58 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Light rain (total 8mm), mostly falling on Tue morning. Very mild (max 18°C on Mon afternoon, min 8°C on Wed morning). Winds increasing (light winds from the S on Mon afternoon, near gales from the W by Wed afternoon).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 2mm), mostly falling on Thu morning. Very mild (max 12°C on Fri afternoon, min 8°C on Thu night). Winds increasing (light winds from the W on Thu night, fresh winds from the WSW by Sat 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 |  | ||||
SHIP1543 | |||||
SHIP6866 | |||||
SHIP6501 | |||||
SHIP625 | |||||
SHIP3584 |
* 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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