Forecast icy rain fell began falling in earnest on the already snowbound and frozen roads of Clark County this afternoon, leading to slick conditions and multiple vehicle crashes as the storm began to settle over the area.Freezing rain dumped on parts of Vancouver and Southwest Washington along the Columbia River in the afternoon and early evening. Otherwise most of Southwest Washington and the Vancouver metro area were hit with heavy regular rain. Roads will be treacherous and widespread power outages and tree damage are possible.Roughly three-tenths of an inch of rain had fallen at Pearson Field from 10 a.m. through 4 p.m.The weather service had reports of a quarter-inch of ice accumulations in Camas at around 3:30 p.m. and a quarter-inch at Pearson Field as of 5:30 p.m.The storm warning is set to expire at 10 p.m., when temperatures are finally forecast to rise above freezing for the first time in days. As is frequently the case with ice storms, the Columbia River Gorge will get the most ice and it will last there the longest. Areas near the gorge, such as Washougal, will also be hit hard.Meteorologists say the Vancouver metro area could get a quarter to half-inch of ice accumulations through tonight. Areas east of Interstate 205 could get between three-quarters and an inch of accumulated ice. The central Columbia River Gorge could get two inches of ice or more.