Active AlertsNorthern Cook/Northern Lake

What: Temperatures as low as 35, in combination with light winds and mostly clear skies, will result in frost formation.
Where: Koochiching, North Itasca, Central St. Louis, North St. Louis, and Northern Cook and Lake Counties.
When: From midnight tonight to 8 AM CDT 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.