In effect from Thursday, Apr 02 2026 9:00 PM - Friday, Apr 03 2026 10:00 AM
Issued by NWS Portland OR
What:
Sub-freezing temperatures as low as 29 to 32 possible.
Where:
South Willamette Valley, Upper Hood River Valley, Cascade
Foothills of Marion and Linn Counties, and Lane County Cascade
Foothills.
When:
From Thursday evening through Friday morning.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
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.
