Frost Advisory
URGENT - WEATHER MESSAGE
National Weather Service Portland OR
1114 AM PDT Thu Oct 29 2026
ORZ101>103-107-108-111>113-119-124-125-WAZ203-204-206-207-301200-
/O.NEW.KPQR.FR.Y.0017.261031T0700Z-261031T1600Z/
Clatsop County Coast-Tillamook County Coast-Central Coast of
Oregon-Central Oregon Coast Range-Lower Columbia River-Inner
Portland Metro-East Portland Metro-Outer Southeast Portland Metro-
West Columbia River Gorge of Oregon above 500 ft-Cascade
Foothills of Marion and Linn Counties-Lane County Cascade
Foothills-Willapa Hills-Cowlitz County Lowlands-Inner Vancouver
Metro-East Clark County Lowlands-
Including the cities of Boring, Mill City, Valsetz, Pacific City,
Kelso, Corbett, Lake Oswego, Lincoln City, Longview, Castle Rock,
St. Helens, McKenzie Bridge, Warrenton, Neskowin, Portland,
Sellwood, Scappoose, Estacada, Camas, Vancouver, Mary`s Peak,
Clatskanie, Vida, Gresham, Sandy, Kalama, Waldport, Woodland,
Manzanita, Cannon Beach, Detroit, Brooklyn, Evergreen, Seaside, Eagle
Creek, Oakridge, Newport, Horton, Astoria, Rainier, Oregon City,
Happy Valley, Washougal, Silver Falls, Salmon Creek, Tillamook,
Florence, Fairview, Troutdale, and Rockaway Beach
1114 AM PDT Thu Oct 29 2026
...FROST ADVISORY IN EFFECT FROM MIDNIGHT FRIDAY NIGHT TO 9 AM PDT
SATURDAY...
* WHAT...Temperatures of 36 degrees or lower will result in frost
formation.
* WHERE...Portions of northwest and west central Oregon and southwest
Washington.
* WHEN...From midnight Friday Night to 9 AM PDT Saturday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* ADDITIONAL DETAILS...Frost and freeze headlines are only issued
through the growing season of April 1 through October 31.
Therefore, frost or freeze headlines will not be issued beginning
November 1, even though similar low temperatures are possible.
Additionally, frost and freeze headlines will no longer be issued
this growing season for the Upper Hood River Valley, southern
Willamette Valley, south Washington Cascade Foothills, and north
Oregon Coast Range as these locations have already experienced a
hard freeze earlier in October.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
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