Extreme Cold/Wind Chill in Grand Ronde Valley, Oregon

Extreme Cold/Wind Chill February 12, 2025 · Grand Ronde Valley, Oregon

What the National Weather Service wrote

The La Grande AWOS and an AGRIMET station near Imbler recorded overnight lows of -25.

The wider storm

Strong northerly flow, combined with clear and dry conditions, led to an Arctic air outbreak across the Interior Northwest the morning of February 12th.

Source: NOAA Storm Events Database, event 1235562. Narratives are written by the National Weather Service forecast office that issued the report.

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