Excessive Heat — Imperial County Except the Lower Colorado River Valley, California

2013-06-28 to 2013-06-30 · Imperial County Except the Lower Colorado River Valley, California

Event narrative

A very strong upper level high pressure system was situated across the desert southwest in late June, 2013, and it lead to excessive heat across the southeastern California deserts. According to the Imperial ASOS, high temperatures at Imperial reached or exceeded 113 degrees each day from June 28th through the end of the month, peaking at 120 degrees on June 29th. An Excessive Heat Warning was issued beginning at 10 AM June 28th, continuing through the end of June and into early July.

Wider weather episode

A very strong upper level high pressure system developed across the desert southwest during the last few days of June 2013. This led to a protracted period of Excessive Heat over the lower southeastern California deserts, which began on June 28, and continued into the first week of July. High temperatures exceeded 115 degrees across some of the hottest deserts, including both Blythe and Imperial who saw high temperatures reach to 120 degrees on at least one of the days of the excessive heat event. An Excessive Heat Warning was issued beginning early on June 28th and continuing through the end of June and into early July.

Source: NOAA Storm Events Database, event_id 463914. Narrative written by the NWS forecast office that issued the report.