LACROSSE, Wis. —   Smoke from California wildfires has muted skies eastward as far as southern Minnesota and western Wisconsin. The smoke is at high altitudes and can’t be dissipated by sporadic rains from lower-altitudes clouds, the National Weather Service reported. Plumes from the California fires have reached 40,000 feet.

Mosquito Fire. This  major wildfire is west of Lake Tahoe in northern California at 30,000 acres. Statewide 41.000 acres have been blackened bare.