A weak area of high pressure caused our afternoon temperatures to climb on Wednesday. Expect a slight cooldown on Thursday before the heat gets turned up for the weekend. Even though a ridge of high pressure will remain over the region for the rest of the week, it will be nudged west by a weak disturbance on Thursday. This will lead to slightly cooler temperatures and added high clouds streaming in across the sky. MORE: https://www.cbs8.com/article/weather/forecast/san-diego-weather-update/509-addbcd08-0811-489a-b511-7cd202ccde99