Active AlertsCentral St. Louis

What: Temperatures as low as the lower to middle 30s 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.
Additional Details: Some of the typical colder spots may drop to around freezing for a couple hours around sunrise Monday morning.

Take steps now to protect tender plants from the cold.