Temperatures are expected to be cold as the storms move through. Daytime highs are not expected to exceed the high 50s until Saturday. Overnight lows are expected to dip into the low 40s in most of the region and into the high 30s in the most inland places.

Rain is returning to the Bay Area this week with the most intense portion of the storm expected on Wednesday. Here's a timeline of the storm.

Rain increases into the afternoon Wednesday, with some of the heaviest rain and strongest of winds right before the evening drive home from work tonight. Wind advisories are in effect through the evening,