Chamonix Weather Forecast

Live Web Cam - Click Here CHAMONIX VALLEY AND MONT-BLANC AREA WEATHER FORECAST ISSUED AT 08:45 SATURDAY JULY 04 2009 VALID FROM : SATURDAY JULY 04  -- UNTIL : THURSDAY JULY 09 2009 GENERAL SYNOPSIS Low gradient area 1011-1013  hpa over Continental Europe and the Mediterranean. Low 1000  hpa west of Ireland, drifting slowly northeast and triggering a light southwesterly stream over the Northern Alps. This condition is favourable to afternoon cloud increase with thunderstorm today and still more on Sunday. From Monday, the altitude stream is expected to veering west, becoming cooler and slightly more stable. TODAY - SATURDAY JULY 04 2009 Fairly sunny - becoming hot - afternoon thunderstorm risk SKY CONDITIONS (cloud - sunshine)  : clear or partly cloudy in the morning - becoming locally cloudy or mostly cloudy due to cumulus cloud growth during the afternoon - period of sunshine close  to  60%. PRECIPITATION  : local afternoon thunderstorm likely - rain-snow limit towards 3700  m. WIND  - ground level  : morning calm - moderate afternoon thermal breeze. - mid mountain  : NW light. - high mountain  : WSW light to moderate. TEMPERATURE  :  min +10 °C - max  +27 °C. ISOTHERM 0 °C  :   3900 -> 4100 m. ISOTHERM -10 °C  :   5200 -> 5400  m. OVERNIGHT Partly cloudy - mild SKY CONDITIONS (cloud)  : partly cloudy. PRECIPITATION  : none. WIND   - aloft  : W light to moderate. TEMPERATURE  :  +12 °C. TOMORROW - SUNDAY JULY 05 Sunny morning - becoming sultry - afternoon thunderstorm likely - locally heavy towards the evening SKY CONDITIONS (cloud - sunshine)  : clear or partly cloudy in the morning - becoming cloudy or locally mostly cloudy in the afternoon - period of sunshine close  to  40%. PRECIPITATION  : afternoon thunderstorm likely - locally heavy towards the evening - rain-snow limit towards 3500  m. WIND   - aloft  : SW -> WSW moderate. TEMPERATURE  :   min +12 °C - max +26 °C. MONDAY JULY 06 Changeable and cooler - probably dry SKY CONDITIONS (cloud - sunshine)  : cloudy with sunny spells - period of sunshine close  to  60%. PRECIPITATION  : probably dry. WIND   - aloft  : WSW moderate -> W moderate to strong. TEMPERATURE  :   dropping. EXTENDED OUTLOOK UNTIL THURSDAY JULY 09 2009 Tuesday and Wednesday  : fairly sunny - mild - westerly wind getting strong high up. Thursday  : sunny morning - becoming cloudy - probably dry - outlook is uncertain. Forecast reliability  : poor. Reports Chamonix-ville 45.9 N 6.9 E - Altitude 1042 m 4 July 07:00 Temperature +10 °C Relative humidity 98 % Wind 0 km/h Pressure 1013 hpa - falling Pressure at 1042  m 899 mb Precipitation last 6h 0.0 mm Skies clear Visibility 35000 m Aiguille du Midi Altitude 3845 m 4 July 07:00 Temperature 0 °C Wind WSW 18 km/h Relative humidity % Le Lac Blanc Altitude 2330 m 4 July 07:00 Snow depth 0 cm Wind 5 km/h Gusts -- km/h Temperature +11 °C Relative humidity -- % Bulletin en français 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 © chamonix-meteo.com