* WHAT…For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 28 possible.
* WHERE…Portions of northwest Oregon and southwest Washington.
* WHEN…For the Frost Advisory, from midnight tonight to 9 AM PDT Friday. For the Freeze Watch, from late Friday night through Saturday morning.
* IMPACTS…Frost and freeze conditions could kill crops and other sensitive vegetation if left unprotected.
* ADDITIONAL DETAILS…Urban areas in the Portland and Vancouver metro area may remain just above freezing next couple of nights.
* AFFECTED AREAS: COAST RANGE OF NORTHWEST OREGON … CENTRAL COAST RANGE OF WESTERN OREGON … LOWER COLUMBIA … GREATER PORTLAND METRO AREA … CENTRAL WILLAMETTE VALLEY … SOUTH WILLAMETTE VALLEY … NORTHERN OREGON CASCADE FOOTHILLS … CASCADE FOOTHILLS IN LANE COUNTY … CENTRAL COLUMBIA RIVER GORGE … GREATER VANCOUVER AREA … CENTRAL COLUMBIA RIVER GORGE
Instructions: Take steps now to protect tender plants from the cold.
Severity: Minor – Minimal to no known 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)