* WHAT…Temperatures as low as 32 will result in frost formation.
* WHERE…Central and Southern Willamette Valley, Northern and Central Coast Range Valleys and Mountains of Oregon, Foothills of the Northern and Central Oregon Cascades, Tualatin Valley, Willapa Hills, Cowlitz County Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills.
* WHEN…From midnight tonight to 10 AM PDT Thursday.
* IMPACTS…Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
* AFFECTED AREAS: NORTH OREGON COAST RANGE LOWLANDS … CENTRAL OREGON COAST RANGE LOWLANDS … NORTH OREGON COAST RANGE … CENTRAL OREGON COAST RANGE … TUALATIN VALLEY … WEST CENTRAL WILLAMETTE VALLEY … EAST CENTRAL WILLAMETTE VALLEY … BENTON COUNTY LOWLANDS … LINN COUNTY LOWLANDS … LANE COUNTY LOWLANDS … CLACKAMAS COUNTY CASCADE FOOTHILLS … CASCADE FOOTHILLS OF MARION AND LINN COUNTIES … LANE COUNTY CASCADE FOOTHILLS … WILLAPA HILLS … COWLITZ COUNTY LOWLANDS … NORTH CLARK COUNTY LOWLANDS … SOUTH WASHINGTON CASCADE FOOTHILLS
Instructions:
Take steps now to protect tender outdoor plants from the cold. Consider temporarily moving outdoor potted plants indoors if they are sensitive to cold temperatures. Consider temporarily covering sensitive plants with a lightweight cotton fabric (i.e., bedsheets, thin blankets), as this will help retain heat and provide frost protection for your plants.
Alert Details
- 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: Meteorological (inc. flood)
- Event: Frost Advisory