Frost Advisory issued April 16 at 9:58PM PDT until April 17 at 9:00AM PDT by NWS Seattle WA
发布日期：2026-04-17T04:58+00:00
* WHAT...Temperatures as low as 31 will result in frost formation. * WHERE...Middle Chehalis River Valley, Foothills and Valleys of Pierce and Southern King Counties, Foothills and Valleys of Thurston and Lewis Counties, Lowlands of Lewis and Southern Thurston Counties, and Willapa and Black Hills. * WHEN...From 1 AM to 9 AM PDT Friday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
