– Lat/Long: 52.81° N 3.99° W
Y Llethr Weather Forecast
Snowdonia · United KingdomIssued: 12 am Wed 16 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Wed 16 Sep Local Time
Updates in:
Update imminent hr min s
2 Y Llethr Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 28mm), heaviest during Fri afternoon. Very mild (max 12°C on Fri afternoon, min 7°C on Thu night). Winds increasing (moderate winds from the NW on Wed morning, near gales from the SW by Fri afternoon). | Days 5–7 Weather SummaryLight rain (total 6mm), mostly falling on Fri night. Very mild (max 15°C on Mon morning, min 10°C on Sat night). Winds decreasing (strong winds from the WSW on Fri night, light winds from the W by Mon afternoon). | |||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | |  |  |  | | |  |  | | | |
rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | heavy rain | light rain | rain shwrs | rain shwrs | clear | clear | clear | clear | |
Cloud base (m) | 650 | 400 | 550 | 600 | 500 | 650 | 850 | 400 | 300 | 250 | 200 | 600 | 5000 | 9300 | 5800 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.4 | 0.5 | 0.4 | 8 | 0.7 | 1.2 | 0.9 | 0.4 | 16 | 4 | 2 | 0.1 | — | — | — | — |
max °C | 9 | 9 | 9 | 10 | 8 | 8 | 8 | 10 | 12 | 13 | 12 | 12 | 11 | 12 | 12 | 12 |
min °C | 8 | 8 | 8 | 9 | 8 | 8 | 7 | 9 | 9 | 12 | 12 | 11 | 10 | 10 | 11 | 11 |
chill °C | 5 | 5 | 4 | 5 | 3 | 3 | 3 | 4 | 4 | 9 | 9 | 8 | 7 | 8 | 9 | 10 |
Freezing level m | 2350 | 2300 | 3250 | 3200 | 2050 | 2400 | 3000 | 3300 | 3450 | 3450 | 3500 | 3550 | 3550 | 3450 | 4000 | 4100 |
 | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — |
 | — | — | 7:30 | — | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — |
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Y Llethr Weather (Days 0-3):
The weather forecast for Y Llethr is: Heavy rain (total 28mm), heaviest during Fri afternoon. Very mild (max 12°C on Fri afternoon, min 7°C on Thu night). Winds increasing (moderate winds from the NW on Wed morning, near gales from the SW by Fri afternoon).
Y Llethr Weather (Days 3-6):
Light rain (total 6mm), mostly falling on Fri night. Very mild (max 15°C on Mon morning, min 10°C on Sat night). Winds decreasing (strong winds from the WSW on Fri night, light winds from the W by Mon afternoon).
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 | | ||||
SHIP2636 | |||||
SHIP5545 |
* 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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