Excessive Heat in Lower Columbia Basin, Oregon

Excessive Heat August 21, 2022 – August 22, 2022 · Lower Columbia Basin, Oregon

What the National Weather Service wrote

Calculated heat risk values at the Boardman GHCN site recorded consecutive days between Aug. 21st and 22nd of temperatures that met or exceeded excessive heat warning criteria.

The wider storm

Upper level ridging and persistent surface high pressure in the Columbia Basin resulted in several areas reaching or exceeding critical heat risk thresholds during this period, with some mountain sites also seeing consecutive days of 95 degrees or greater temperatures.

Source: NOAA Storm Events Database, event 1053502. Narratives are written by the National Weather Service forecast office that issued the report.

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