Frost/Freeze in Lower Columbia Basin, Oregon

Frost/Freeze April 15, 2023 · Lower Columbia Basin, Oregon

What the National Weather Service wrote

The ASOS KHRI at the Hermiston Municipal Airport reported at to below freezing temperatures between 0510 to 0625 PDT on April 15th. The RAWS station UMTO3 Umatilla reported at to below freezing temperatures between 0429 to 0629 PDT on April 15th.

The wider storm

Dry conditions and clearing skies allowed for temperatures to drop below freezing across portions of the Columbia Basin and and foothills of the Blue Mountains the morning of April 15th.

Source: NOAA Storm Events Database, event 1095119. Narratives are written by the National Weather Service forecast office that issued the report.

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