– Lat/Long: 52.81° N 3.99° W
Y Llethr Weather Forecast
Snowdonia · United KingdomIssued: 12 am Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
2 Y Llethr Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 22mm), heaviest during Tue afternoon. Mild temperatures (max 8°C on Mon afternoon, min 3°C on Sat night). Winds increasing (light winds from the NE on Sat night, fresh winds from the ENE by Sun night). | Days 5–7 Weather SummaryHeavy rain (total 52mm), heaviest during Thu night. Later becoming colder with a dusting of snow on Fri afternoon. Mild temperatures (max 8°C on Thu night, min 2°C on Tue night). Winds increasing (moderate winds from the SSW on Thu afternoon, stormy winds from the WNW by Fri morning). | |||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  | | |  | | | | |  | |
clear | some clouds | some clouds | rain shwrs | rain shwrs | some clouds | mod. rain | mod. rain | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | light rain | heavy rain | |
Cloud base (m) | 750 | 900 | 900 | 200 | 6250 | 550 | 150 | 150 | 450 | 250 | 550 | 350 | 600 | 650 | 150 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 0.1 | 0.3 | — | 8 | 7 | 7 | 7 | 3 | 4 | 12 | 3 | 0.6 | 16 |
max °C | 5 | 5 | 5 | 6 | 7 | 8 | 8 | 7 | 6 | 6 | 3 | 4 | 4 | 5 | 5 | 8 |
min °C | 3 | 4 | 4 | 4 | 5 | 7 | 6 | 7 | 6 | 2 | 3 | 4 | 4 | 4 | 5 | 4 |
chill °C | 0 | 0 | 0 | -1 | 0 | 3 | 2 | 3 | 3 | -6 | -5 | -3 | -1 | -2 | 0 | -2 |
Freezing level m | 1850 | 1450 | 1300 | 1850 | 1700 | 2100 | 2200 | 2300 | 2000 | 1700 | 1100 | 1200 | 1250 | 1300 | 1400 | 2200 |
 | — | 7:46 | — | — | 7:48 | — | — | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — |
 | — | — | 6:15 | — | — | 6:13 | — | — | 6:09 | — | — | 6:07 | — | — | 6:06 | — |
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Y Llethr Weather (Days 0-3):
The weather forecast for Y Llethr is: Heavy rain (total 22mm), heaviest during Tue afternoon. Mild temperatures (max 8°C on Mon afternoon, min 3°C on Sat night). Winds increasing (light winds from the NE on Sat night, fresh winds from the ENE by Sun night).
Y Llethr Weather (Days 3-6):
Heavy rain (total 52mm), heaviest during Thu night. Later becoming colder with a dusting of snow on Fri afternoon. Mild temperatures (max 8°C on Thu night, min 2°C on Tue night). Winds increasing (moderate winds from the SSW on Thu afternoon, stormy winds from the WNW by Fri 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 | |||||
SHIP2546 |
* 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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