Heavy Snow in Southern Blue Mountains, Oregon

Heavy Snow February 5, 2023 – February 6, 2023 · Southern Blue Mountains, Oregon

What the National Weather Service wrote

The SNOTEL site COLO3(County Line) recorded 9 inches over a 13 hour period ending at 0100 on Feb 6th, and the SNOTEL site GLDO3(Gold Center) recorded 7 inches in a 16 hour period ending 0100 Feb 6th.

The wider storm

A negatively tilted upper-level trough and cold frontal boundary brought periods of heavy snow to the eastern Mountains followed by a period of favorable up-slope flow later on Feb 5th into the 6th once the trough axis passed over the CWA.

Source: NOAA Storm Events Database, event 1083537. Narratives are written by the National Weather Service forecast office that issued the report.

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