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Llaneilian, Gwynedd

16 Day Weather Forecast

Overview

The pattern appears changeable, with neither high nor low pressure fully in control. Rain looks set to develop on most days throughout the period.

Mild conditions are in prospect, at least on some days, with highs reaching the mid-teens. The mildest conditions are predicted on on Wednesday 19 August, with highs near 18°C. Nights stay warm, though Monday 31 August will be slightly fresher at 12°C.

A spell of very windy weather is forecast around Friday 28 August, with gusts up to 55mph. Rainfall totals look substantial, with around 112mm over the period. The wettest day looks to be Sunday 30 August, with around 16mm possible.

Some changes in conditions are likely through the period, with alternating settled and unsettled phases.

These forecasts use interpolation to improve accuracy for your specific location, and are powered by either ECMWF or GFS model data depending on your selection. As with all weather forecasts, confidence decreases rapidly beyond 5 days ahead — treat the later dates as a heads-up about possible conditions rather than a firm prediction.

If you have a moment, please let us know what you think.

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Date Weather Temp Wind
Tue
18 Aug
Weather 17°C Wind direction 16mph
Wed
19 Aug
Weather 16°C Wind direction 13mph
Thu
20 Aug
Weather 15°C Wind direction 16mph
Fri
21 Aug
Weather 14°C Wind direction 9mph
Sat
22 Aug
Weather 14°C Wind direction 8mph
Sun
23 Aug
Weather 15°C Wind direction 7mph
Mon
24 Aug
Weather 16°C Wind direction 6mph
Tue
25 Aug
Weather 17°C Wind direction 13mph
Wed
26 Aug
Weather 15°C Wind direction 6mph
Thu
27 Aug
Weather 16°C Wind direction 13mph
Fri
28 Aug
Weather 15°C Wind direction 37mph
Sat
29 Aug
Weather 15°C Wind direction 33mph
Sun
30 Aug
Weather 15°C Wind direction 23mph
Mon
31 Aug
Weather 13°C Wind direction 27mph
Tue
01 Sep
Weather 15°C Wind direction 21mph
Wed
02 Sep
Weather 15°C Wind direction 22mph
Hourly 30 day
Issued: 18/08 16:47 | Help

Graphs

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Max temp Min temp Surface Pressure Wind speed Wind gust
Rain total Freezing level Cloud cover Humidity

High impact weather

Assess the chance of frost, strong winds, heavy rain, and snow based on the data utilised in this forecast.

Will it forecasts

Data from different computer models is blended to increase accuracy.

Will it rain in Llaneilian, Gwynedd

Will it be hot in Llaneilian, Gwynedd

Will it snow in Llaneilian, Gwynedd

Will it be frosty in Llaneilian, Gwynedd

Will it thunder in Llaneilian, Gwynedd

MOGREPS-G forecast

Forecast charts using data from the UK Met Office MOGREPS-G ensemble model.

Information about MOGREPS-G.

GEFS forecast

Forecast charts using data from the NCEP GEFS ensemble model.

Sun & Moon Calendar for Llaneilian, Gwynedd

View complete sun & moon times, phases and celestial data for Llaneilian, Gwynedd