Buried weak layers mean large slabs of snow could break off at any moment, forecasters warn
Some south coast rivers and streams could exceed levels seen only every five years.
Emergency services stop along Hwy. 33
Early winter cold and dry spells created deeply buried weak layers of snow, say forecasters
The highway will be closed until at least 9 p.m.
Individual closures of up to 1.5 hours between 10 a.m. and 2 p.m.
The avalanche occurred on Tuesday, April 5
Warning covers alpine, treeline and below-treeline sections on south coast mountains
Avalanche risk in the Sea to Sky region is high, RCMP say
Vancouver Island and the southern coast being drenched with the series of rainstorms
Heavy rains, high freezing levels and warm temperatures are the perfect recipe for avalanches
There was no information about the identities or home towns of those who died
Michael Pickup said report found avalanche deaths on B.C. highways are rare
There are five avalance rescue dogs at Fernie Alpine Resort
Transponder detected but area of Eureka Peak too unstable for responders to go in
Avalanche Canada also says everyone in a backcountry party needs essential rescue gear