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Cowlitz County Lowlands
 Details for Cowlitz County Lowlands Frost Advisory
 North Clark County Lowlands
 Details for North Clark County Lowlands Frost Advisory  +1 additional alert
 Willipa Hills
 Details for Willipa Hills Frost Advisory  +1 additional alert
 Inner Vancouver Metro
 Details for Inner Vancouver Metro Frost Advisory  +1 additional alert
 Lower Columbia
 Details for Lower Columbia Frost Advisory
 Portland
 Details for Portland Frost Advisory

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Weather Alerts for Portland

Issued by the National Weather Service

Frost Advisory  FROST ADVISORY   Frost Advisory
PORTLAND
Areas Affected:
Tualatin Valley - West Central Willamette Valley - East Central Willamette Valley - Benton County Lowlands - Linn County Lowlands - Lane County Lowlands - Inner Vancouver Metro
Effective: Tue, 4/7 9:21am Updated: Tue, 4/7 4:36pm Urgency: Expected
Expires: Wed, 4/8 9:00am Severity: Minor Certainty: Likely
 
Details: 
* WHAT...Temperatures as low as 34 to 36 degrees will result in
frost formation.

* WHERE...Central and Southern Willamette Valley, Tualatin Valley,
and Inner Vancouver Metro.

* WHEN...From 11 PM this evening to 9 AM PDT Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.

Information: 
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.