Chamonix Weather Today Tuesday 14 May

Fœhnique weather this morning as a disturbance approaches – cloudy deterioration to follow

Cloudiness: nice clearing of foehn at the start of the morning - followed by altitude passages which will become thick at the start of the afternoon - very cloudy thereafter - sunshine: 30%

Frequent snow showers along the border ridge with Italy - otherwise possible precipitation this afternoon, scant and very random in the valley - rain-snow limit decreasing around 2500 m

Winds according to altitude
in the valley: moderate fœhn puffs from the NE this morning -> weak variable this afternoon
in mid-mountains: weak to moderate SSW -> moderate SSE - temporarily and locally moderate to strong
in high mountains: weak to moderate WSW -> moderate to strong SSW

Temperatures in the valley:
minimum, +10°C
max, +17°C

Altitude of the isotherms:
0°C, 3000 m
-10°C, 4800 -> 4900 -> 4800 m

Wednesday 15 May

Unstable - often very cloudy with showers - further cooling

Cloudiness: very cloudy to overcast - fleeting sunny spells not impossible - sunshine: 15%

Scattered showers - rain-snow limit likely to drop around 2300 m in the evening - in total since Tuesday, 20-30 cm of fresh snow expected around 2800 m

Wind at altitude: S moderate to strong -> moderate

Temperatures in the valley:
min, +8°C
max, +14°C

Thursday 16 May

Unsettled weather - deterioration with risk of storms at midday - heavy showers in the afternoon

Cloudiness: very cloudy in the morning - temporarily overcast in the afternoon - but occasional sunny spells possible - sunshine: 15%

Isolated showers in the morning - becoming frequent and locally heavy with thunder in the afternoon - rain-snow limit likely to lower around 2300 m in the evening - 15-30 cm of fresh snow around 2500 m

Wind at altitude: moderate SSW -> weak SSE

Temperatures in the valley: mini decreasing

Friday 17 to Sunday 19 May Chamonix Weather