A heat wave is expected to peak by midweek, reaching temperatures near 98 degrees. Further information about this upcoming heat wave can be found through Pasadena Now.

Details about the heat wave are available from this source, providing more insight into the expected temperatures.

For the most accurate and up-to-date information, readers can refer to Pasadena Now, which has reported on the heat wave peaking near 98 degrees by midweek.