Excessive Heat — Wallowa County, Oregon

2022-08-17 to 2022-08-18 · Wallowa County, Oregon

Event narrative

The Roberts Butte RAWS and the Joseph Airport AWOS recorded consecutive maximum daily high temperatures of 95 degrees or greater between Aug. 17th and 18th.

Wider weather episode

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_id 1053506. Narrative written by the NWS forecast office that issued the report.