...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PDT TUESDAY... * WHAT...Temperatures as low as 33 to 37 will result in frost formation. * WHERE...In Oregon, North Oregon Coast Range Lowlands, Lane County Cascade Foothills, Lane County Lowlands, and Linn County Lowlands. In Washington, Cowlitz County Lowlands and South Washington Cascade Foothills. * WHEN...From midnight tonight to 9 AM PDT Tuesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. 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. &&