* WHAT…For the Frost Advisory, temperatures in the mid 30s and where skies are clear will result in frost formation. For the Freeze Warning, sub-freezing temperatures around 30 is expected.
* WHERE…Portions of northwest Oregon and southwest Washington.
* WHEN…For the Frost Advisory, until 9 AM PDT this morning. For the Freeze Warning, from midnight tonight to 9 AM PDT Saturday.
* IMPACTS…Frost and freeze conditions will kill crops and other sensitive vegetation if left unprotected.
* AFFECTED AREAS: COAST RANGE OF NORTHWEST OREGON … CENTRAL COAST RANGE OF WESTERN OREGON … LOWER COLUMBIA … CENTRAL WILLAMETTE VALLEY … SOUTH WILLAMETTE VALLEY … NORTHERN OREGON CASCADE FOOTHILLS … CASCADE FOOTHILLS IN LANE COUNTY … CENTRAL COLUMBIA RIVER GORGE … WILLAPA HILLS … LOWER COLUMBIA AND I – 5 CORRIDOR IN COWLITZ COUNTY … SOUTH WASHINGTON CASCADE FOOTHILLS … CENTRAL COLUMBIA RIVER GORGE
Instructions: Take steps now to protect tender plants from the cold.
Alert Details
Severity: Moderate – Possible threat to life or property
Urgency: Expected – Responsive action SHOULD be taken soon (within next hour)
Certainty: Likely (p > ~50%)
Category: MET: Meteorological (inc. flood)
Event Description: Freeze Warning