Active AlertsSalkum, WA

What: Temperatures as low as 32 to 36 degrees will result in frost formation.
Where: Middle Chehalis River Valley, Foothills and Valleys of Thurston and Lewis Counties, Lowlands of Lewis and Southern Thurston Counties, Olympia and Southern Puget Sound, and Willapa and Black Hills.
When: Until 9 AM PDT this morning.
Impacts: Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Additional Details: Locations away from the water will see cooler temperatures, with an increased risk of frost formation this morning.

Take steps now to protect tender plants from the cold.