– Lat/Long: 52.81° N 3.99° W
Y Llethr Weather Forecast
Snowdonia · United KingdomIssued: 12 am Wed 21 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Wed 21 Oct Local Time
Updates in:
Update imminent hr min s
2 Y Llethr Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 25mm), heaviest during Thu night. Mild temperatures (max 7°C on Thu night, min 2°C on Wed morning). Mainly gales. | Days 5–7 Weather SummaryHeavy rain (total 47mm), heaviest during Sat afternoon. Very mild (max 12°C on Mon afternoon, min 3°C on Fri night). Winds increasing (fresh winds from the WSW on Sat morning, stormy winds from the WNW by Sun morning). | |||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  |  | |  | |  | | | | | |
rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | mod. rain | mod. rain | light rain | light rain | light rain | heavy rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 550 | 150 | 200 | 700 | 600 | 700 | 200 | 200 | 600 | 700 | 600 | 100 | 100 | 300 | 700 | 650 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.5 | 4 | 1.6 | 2 | 0.8 | 0.1 | 8 | 6 | 0.8 | 2 | 0.9 | 16 | 16 | 2 | 1.1 | 0.4 |
max °C | 6 | 3 | 4 | 3 | 5 | 6 | 7 | 3 | 3 | 4 | 6 | 10 | 11 | 4 | 4 | 5 |
min °C | 5 | 2 | 3 | 3 | 4 | 5 | 6 | 3 | 3 | 3 | 5 | 7 | 3 | 4 | 3 | 4 |
chill °C | 2 | -6 | -4 | -3 | -1 | 1 | 5 | -5 | -5 | -4 | 0 | 1 | -5 | -4 | -5 | -2 |
Freezing level m | 1900 | 1150 | 1150 | 1250 | 1350 | 1500 | 2000 | 1150 | 1100 | 1200 | 1400 | 2700 | 2250 | 1250 | 1200 | 1250 |
 | — | 7:50 | — | — | 7:52 | — | — | 7:54 | — | — | 7:56 | — | — | 6:58 | — | — |
 | — | — | 6:07 | — | — | 6:06 | — | — | 6:04 | — | — | 6:01 | — | — | 5:00 | — |
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Y Llethr Weather (Days 0-3):
The weather forecast for Y Llethr is: Heavy rain (total 25mm), heaviest during Thu night. Mild temperatures (max 7°C on Thu night, min 2°C on Wed morning). Mainly gales.
Y Llethr Weather (Days 3-6):
Heavy rain (total 47mm), heaviest during Sat afternoon. Very mild (max 12°C on Mon afternoon, min 3°C on Fri night). Winds increasing (fresh winds from the WSW on Sat morning, stormy winds from the WNW by Sun morning).
This table gives the weather forecast for Y Llethr at the specific elevation of 756 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Y Llethr. 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 | |||||
SHIP2411 |
* 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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