The National Weather Service has issued a Significant Weather Advisory for northeastern Calaveras County and northeastern Tuolumne County until 4:15 pm.
At 3:35 pm, Doppler Radar was tracking a strong thunderstorm over Lake Alpine, moving northwest at fifteen mph.
Dime size hail and winds in excess of thirty mph will be possible with this storm.
Locations impacted include Bear Valley, Lake Alpine, Dardanelle, Kit Carson, Shriner lake
Campground, Tamarack and Black Springs.
Frequent cloud to ground lightning is occurring with this storm. Lightning can strike fifteen miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.