After a relatively weak storm expected to arrive in L.A. late Thursday, forecasters say a potentially more powerful storm could hit around Valentine’s Day.

The rainfall was so intense that in one dramatic example, a mudslide caused an entire house to slip down a bank into the Russian River on Tuesday.

Forecasters say 'Pineapple Express' storm will probably be beneficial for Los Angeles and Ventura counties, helping to reduce the risk of wildfires.