Frost Advisory issued April 15 at 9:24PM PDT until April 16 at 9:00AM PDT by NWS Portland OR
Issue date: 2026-04-16T04:24+00:00
* WHAT...Temperatures of 32 to 36 degrees will result in frost formation. * WHERE...Central and Southern Willamette Valley, Northern and Central Coast Range Valleys and Mountains of Oregon, Lower Columbia River and Cowlitz River Valleys, Tualatin Valley, Portland West Hills and Chehalem Mountain, Willapa Hills, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...From 1 AM to 9 AM PDT Thursday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Freeze Watch issued April 15 at 9:24PM PDT until April 17 at 9:00AM PDT by NWS Portland OR
Issue date: 2026-04-16T04:24+00:00
* WHAT...For the Freeze Warning, sub-freezing temperatures as low as 30 degrees. For the Freeze Watch, sub-freezing temperatures as low as 30 degrees possible. * WHERE...Cascade Foothills of Marion and Linn Counties and Lane County Cascade Foothills. * WHEN...For the Freeze Warning, until 9 AM PDT Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Freeze Warning issued April 15 at 9:24PM PDT until April 16 at 9:00AM PDT by NWS Portland OR
Issue date: 2026-04-16T04:24+00:00
* WHAT...For the Freeze Warning, sub-freezing temperatures as low as 30 degrees. For the Freeze Watch, sub-freezing temperatures as low as 30 degrees possible. * WHERE...Cascade Foothills of Marion and Linn Counties and Lane County Cascade Foothills. * WHEN...For the Freeze Warning, until 9 AM PDT Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
