Take steps now to protect tender plants from the cold.

* WHAT...Temperatures as low as 35 will result in frost formation. * WHERE...In Minnesota, Northern Cook and Lake and Southern Cook Counties. In Wisconsin, Price, Ashland, Bayfield, Douglas, and Iron Counties. This includes the Tribal Lands of the Red Cliff Band, the Bad River Reservation, the northwestern area of the Lac du Flambeau Band and the Grand Portage Reservation. Recreation spots such as the Apostle Islands National Lakeshore and Madeline Island. This also includes the Boundary Waters eastern and central area. * WHEN...Until 7 AM CDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.