发布日期:2026-01-01T13:11+00:00
* WHAT...Freezing rain expected. Total ice accumulations of a light glaze to one-tenth of an inch. * WHERE...Foothills of the Blue Mountains of Oregon, and Lower Columbia Basin of Oregon. * WHEN...Until 1 AM PST Friday. * IMPACTS...Difficult travel conditions are possible. Slippery conditions could occur on portions of I-84, US 395 and SR 11.
发布日期:2026-01-01T08:41+00:00
* WHAT...Poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...Foothills of the Blue Mountains of Oregon and Washington, Lower Columbia Basin of Oregon, North Central Oregon, Central Oregon, Kittitas Valley, and Yakima Valley. * WHEN...Until noon PST today. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
发布日期:2025-12-31T22:52+00:00
* WHAT...Stagnant conditions will have the potential to trap pollutants near the ground and deteriorate air quality. * WHERE...Foothills of the Blue Mountains of Oregon and Washington, Lower Columbia Basin of Oregon and Washington, North Central Oregon, Central Oregon, Kittitas Valley, and Yakima Valley. * WHEN...Until noon PST Thursday. * IMPACTS...Periods of air stagnation can lead to the buildup of pollutants near the surface, potentially leading to poor air quality.