Another cold morning and increasing clouds are the vanguard of a cold winter storm, arriving later today in the region. Chances of showers are predicted to begin this afternoon, then showers are likely tonight into tomorrow, mixing with thunderstorms tomorrow afternoon and evening, and finally tapering off Thursday night. Between a quarter and a half of an inch of rainfall is expected locally. Snow levels will be just 2,500 feet tonight and 2,000 feet tomorrow night.

Following the storm system, temperatures will slowly warm over the weekend and the first part of next week, but remain cooler than normal.

	Today: 50°F  37°F  Partly cloudy and cool. 60 percent chance of showers in the morning, then a 45 percent chance of showers and a slight chance of thunderstorms in the afternoon 60% chance of precipitation Predicted Air Quality: good, AQI: 38 (for the Perris Valley courtesy of the SCAQMD). Pollen level is rated "medium-high".
	Thursday night / Friday morning: 34°F  Partly cloudy and cold. 30 percent chance of showers and a slight chance of thunderstorms in the evening 30% chance of precipitation
	Friday: 55°F  Mostly sunny and cool. Patchy frost early 0% chance of precipitation
	Friday night / Saturday morning: 34°F  Clear and cold. Patchy frost late 0% chance of precipitation
	Saturday: 58°F  Sunny and cool. Patchy frost early 0% chance of precipitation
	Saturday night / Sunday morning: 38°F  Mostly clear and cold 10% chance of precipitation
	Sunday: 60°F  Mostly sunny 10% chance of precipitation
	Sunday night / Monday morning: 40°F  Mostly clear and cool 10% chance of precipitation
	Monday: 61°F  Sunny 10% chance of precipitation
	Monday night / Tuesday morning: 42°F  Clear and cool 10% chance of precipitation
	Tuesday: 65°F  Partly sunny 10% chance of precipitation
	Tuesday night / Wednesday morning: N/A  % chance of precipitation
	Wednesday: N/A  % chance of precipitation