– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 6 am Mon 18 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 am Mon 18 May Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Mon 18 May Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 15mm), heaviest on Tue morning. Very mild (max 11°C on Wed night, min 3°C on Mon morning). Winds increasing (light winds from the SW on Mon morning, near gales from the SW by Tue afternoon). | Days 4–6 Weather SummaryLight rain (total 9mm), mostly falling on Fri night. Very mild (max 15°C on Fri morning, min 10°C on Fri night). Winds decreasing (strong winds from the SW on Thu morning, calm by Sat night). | |||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | | |  | |  | | | | |  |  | |
rain shwrs | light rain | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | cloudy | cloudy | some clouds | cloudy | light rain | rain shwrs | rain shwrs | clear | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
0.3 | 0.5 | 5 | 4 | 1.7 | 3 | 0.3 | 0.1 | 0.3 | — | — | — | — | 0.1 | 8 | 0.1 | — | — | |
max °C | 4 | 5 | 7 | 7 | 7 | 6 | 9 | 9 | 11 | 13 | 13 | 13 | 15 | 15 | 12 | 11 | 12 | 11 |
min °C | 3 | 5 | 5 | 7 | 6 | 6 | 7 | 9 | 9 | 12 | 13 | 12 | 14 | 14 | 10 | 11 | 12 | 11 |
-2 | 1 | 0 | 2 | 0 | 0 | 2 | 4 | 5 | 9 | 10 | 9 | 12 | 12 | 8 | 9 | 11 | 11 | |
1250 | 1500 | 2200 | 2050 | 1950 | 1800 | 2200 | 2550 | 3150 | 3150 | 3350 | 3250 | 3350 | 3250 | 3050 | 3250 | 3550 | 3800 | |
Cloud base (m) | 600 | 750 | 100 | 400 | 2050 | 100 | 700 | 1750 | 3100 | 350 | 3650 | 3250 | 6050 | 300 | 500 | 600 | ||
 | 5:13 | — | — | 5:11 | — | — | 5:09 | — | — | 5:07 | — | — | 5:07 | — | — | 5:05 | — | — |
 | — | 9:12 | — | — | 9:13 | — | — | 9:15 | — | — | 9:15 | — | — | 9:17 | — | — | 9:19 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Moderate rain (total 15mm), heaviest on Tue morning. Very mild (max 11°C on Wed night, min 3°C on Mon morning). Winds increasing (light winds from the SW on Mon morning, near gales from the SW by Tue afternoon).
Pen yr Helgi Du Weather (Days 3-6):
Light rain (total 9mm), mostly falling on Fri night. Very mild (max 15°C on Fri morning, min 10°C on Fri night). Winds decreasing (strong winds from the SW on Thu morning, calm by Sat 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 | |||||
SHIP3334 | |||||
SHIP1939 |
* 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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