Dangerous winds in Los Angeles are intensifying the rapidly-spreading wildfires. Meanwhile, much of the rest of the country is bracing for a major winter storm. TODAY’s Al Roker tracks the forecast.

The fierce Santa Ana winds that stoked a blaze that scorched thousands of acres near Los Angeles will wallop San Diego County early Wednesday, in the start of what forecasters say could be a week or more of off-and-on lashings in a region that’s drier than it’s been in years.