Heavy rain on top of the existing snowpack may increase the rate of snowmelt. The resultant runoff may cause water levels in area rivers to increase and flooding is possible. * WHAT...Flooding caused by rain and snowmelt continues to be possible. * WHERE...In Wisconsin, Ashland, Bayfield and Iron Counties. This includes the Tribal Lands of the Bad River Reservation, the Red Cliff Band and the northwestern county of the Lac du Flambeau Band. Other locations including Madeline Island and the Apo