The Swiss Ski Resort was cut off and tourists and residents were told to stay indoors in the French resort of Tings because of heavy snow in the Alps on Thursday.
Tings Mayor Serge Raval said he had a high risk of avalanches and “had to decide to protect people” after more than a meter of snow was thrown over the city.
Although snow is not uncommon in the Alps in April, the interruption has left thousands of homes in the Savoy region in Eastern France without power.
In neighboring Switzerland, the problem was excluded in Italy and St. Bernard's large tunnel were closed to traffic, while two cantons were heavily affected.
In Val and Bernsz Oberland, tourists heading for skiing were affected by the interruption.
Traffic and railway routes were cut off at the resort of Zermat in the southern Vale canton; The power was shortened on Thursday and mobile phone networks were poorly disturbed.
Tails built outside the only supermarket open in the city, according to Swiss Media.
The AlertSwiss app warned of the risk of avalanches and falling trees in Valais, as well as major transport interruptions. The schools were closed for the day in the city of Zion.
People traveling to the Easter area were advised to slow down their travels until Saturday. Local police urged people to stay home if possible.
To the south of Zermatt, power outbreaks were reported in 37 of 74 municipalities in the Valley of Aosta in northwestern Italy, and the bridge collapsed in Biela in a nearby Piedmont.
The biggest problem in northwestern Italy was heavy rain as Rivers burst their shores and it was believed that a 92-year-old man drowned for flooding at his home in Monteo to go near Turin.
Water torrent cascaded on the streets of the village, in hills near the river Po.
The red signals were released in several valleys, but the biggest concern was PO, where the river levels were expected to reach a peak in the next 24 hours.
Meteorologists have said that in some areas more than 20 cm rain has fallen in 36 hours, and extreme peaks are registered even higher levels.
“It's been raining Non Non Stop for days, very difficult, although it is now stopped,” Manuela, a 33-year-old Torino resident, told the BBC.
“Two rivers, along and Dora, near Turin, have cracked their shores. The city is fine, but they had to close several bars and restaurants by the river in Turin.”