Chamonix Weather Forecast

Thursday 2nd of September 2010

GENERAL SYNOPSIS High 1025 hpa, north of the British Isles. Thundery minimum over Northern Spain. Dry northwesterly stream over the area. Stable high condition, getting gradually warmer, probably persisting until the beginning of next week.
TODAY - THURSDAY SEPTEMBER 02 2010
Sunny - cool in the morning - mild in the afternoon
SKY CONDITIONS (cloud - sunshine) : clear or partly cloudy - high cloud crossing over - period of sunshine close to 90%.
PRECIPITATION : none.
WIND  - ground level : variable light in the morning - moderate afternoon thermal breeze.
- mid mountain : variable light in the morning - moderate afternoon thermal breeze.
- high mountain : NW light to moderate.
TEMPERATURE : min +4°C - max +22°C - morning inversion towards 1400 m.
ISOTHERM 0°C :  3900 -> 3700 m.
ISOTHERM -10°C :  5000 m.

OVERNIGHT
Partly cloudy - cold towards dawn
SKY CONDITIONS (cloud) : partly cloudy - high cloud crossing over.
PRECIPITATION : none.
WIND  - aloft : NW light to moderate.
TEMPERATURE : +5°C - inversion towards 1400 m.

TOMORROW - FRIDAY SEPTEMBER 03
Sunny - cool in the morning - warm in the afternoon
SKY CONDITIONS (cloud - sunshine) : clear or partly cloudy - cumulus cloud growth over the slopes during the afternoon - period of sunshine close to 90%.
PRECIPITATION : none.
WIND  - aloft : NW light to moderate.
TEMPERATURE :  min +5°C - max +23°C - morning inversion towards 1400 m.

SATURDAY SEPTEMBER 04
Sunny - cool in the morning - warm in the afternoon
SKY CONDITIONS (cloud - sunshine) : clear or partly cloudy - cumulus cloud growth over the slopes during the afternoon - period of sunshine close to 90%.
PRECIPITATION : none.
WIND  - aloft : NW moderate.
TEMPERATURE :  dropping slightly.

EXTENDED OUTLOOK UNTIL TUESDAY SEPTEMBER 07 2010
Sunday and Monday : fairly sunny - cool in the morning - fairly warm in the afternoon, with cumulus cloud growth over the slopes and evening thundery shower slight risk. Tuesday : probably unsettled - uncertain.
Forecast reliability : fairly good until Saturday - poor thereafter.
Reports
Chamonix-ville
45.9 N 6.9 E - Altitude 1042 m
2 September 07:00
Temperature +4 °C
Relative humidity 100 %
Wind 0 km/h
Pressure 1018 hpa - rising
Pressure at 1042 m 898 mb
Precipitation last 6h 0.0 mm
High cloud
Skies partly cloudy
Visibility 50000 m
Aiguille du Midi
Altitude 3845 m
2 September 07:00
Temperature -2 °C
Wind NW 25 km/h
Relative humidity %
Le Lac Blanc
Altitude 2330 m
2 September 07:00
Snow depth 0 cm
Wind 5 km/h
Gusts -- km/h
Temperature +6 °C
Relative humidity -- %
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c h a m o n i x - m e t e o . c o m
Chamonix Valley and Mont-Blanc area weather information service

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