Excessive Heat in Kittitas Valley, Washington

Excessive Heat June 27, 2021 – June 30, 2021 · Kittitas Valley, Washington

What the National Weather Service wrote

Calculated heat risk values at the GHCN for Ellensburg, WA recorded consecutive days between June 29th through July 1st of temperatures that met or exceeded excessive heat warning criteria. The KELN ASOS did record consecutive daily high temperatures over 105 degrees between June 27th through June 29th.

The wider storm

A strong upper level ridge of high pressure and a surface thermal trough brought several days of record high temperatures across the PacNW, with many locations in the lower and higher elevations experiencing extreme heat risk during this event. The multiple days of extreme heat risk has been attributed to several fatalities across the region.

Source: NOAA Storm Events Database, event 969178. Narratives are written by the National Weather Service forecast office that issued the report.

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