Pasadena heatwave with midweek peak and Friday cooldown

Pasadena is experiencing a significant heatwave with temperatures reaching 104 degrees on Wednesday before a cooling trend arrives Friday, dropping conditions back to the mid-80s by the weekend. The National Weather Service forecasts another warming period into the 90s to begin the following week.

This is a long-running storyline that has developed over 22 days. The homepage highlights its most recent activity, so the outlet count there reflects the latest wave. The totals above cover the full run.