Active AlertsNorthern Clearwater Mountains

What: Temperatures between 30 to 36 degrees will result in frost formation. Localized cold spots could reach into the upper 20s.
Where: In Idaho, Orofino/Grangeville Region, Southern Clearwater Mountains, Eastern Lemhi County, and Northern Clearwater Mountains. In Montana, Flathead/Mission Valleys, Kootenai/Cabinet Region, Lower Clark Fork Region, and Missoula/Bitterroot Valleys.
When: From midnight MDT /11 PM PDT/ tonight to 9 AM MDT /8 AM PDT/ Monday.
Impacts: Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Take steps now to protect tender plants from the cold.