A slight warming trend is predicted for this weekend. The marine layer will continue to shrink, limiting the extend of night and morning low clouds and fog, which will remain persistent along parts of the coast. A Pacific low will arrive early next week, bringing cooling, a deeper marine layer, and a slight chance of showers and thunderstorms, mainly over San Bernardino County.

	Today: 84°F  52°F  Low clouds and fog early, becoming sunny and warm. Afternoon breezes 0% chance of precipitation Predicted Air Quality: moderate, AQI: 64 (for the Perris Valley courtesy of the SCAQMD). Pollen level is rated "low-medium".
	Saturday night / Sunday morning: 55°F  Mostly clear. Evening breezes 0% chance of precipitation
	Sunday: 83°F  Low clouds and fog early, becoming sunny. Afternoon breezes 0% chance of precipitation
	Sunday night / Monday morning: 56°F  Increasing clouds, then patchy fog developing. Evening breezes 0% chance of precipitation
	Monday: 74°F  Low clouds and fog early, becoming partly sunny and breezy 0% chance of precipitation
	Monday night / Tuesday morning: 53°F  Mostly cloudy, then patchy fog developing 0% chance of precipitation
	Tuesday: 73°F  Low clouds and fog early, becoming partly sunny 0% chance of precipitation
	Tuesday night / Wednesday morning: 53°F  Mostly cloudy, then patchy fog developing 0% chance of precipitation
	Wednesday: 74°F  Low clouds and fog early, becoming sunny 0% chance of precipitation
	Wednesday night / Thursday morning: 54°F  Partly cloudy, then patchy fog developing 0% chance of precipitation
	Thursday: 77°F  Low clouds and fog early, becoming sunny 0% chance of precipitation
	Thursday night / Friday morning: 55°F  Partly cloudy, then patchy fog developing 0% chance of precipitation
	Friday: 76°F  Low clouds and fog early, otherwise mostly sunny 0% chance of precipitation