A fast-moving wildfire erupted in Humboldt County, triggering evacuation warnings and a highway closure as flames reached the roadway. 5 Route 96 is closed near Hoopa in Humboldt County due to a wildfire burning on both sides of the highway. Facebook/Caltrans District 15 A fast-moving wildfire erupted in Humboldt County, triggering evacuation warnings and a highway closure as flames reached the roadway. 5 Route 96 is closed near Hoopa in Humboldt County due to a wildfire burning on both sides of the highway. Facebook/Caltrans District 1Smoke has settled over communities along the Highway 96 corridor, with air-quality sensors near Hoopa registering unhealthy readings Saturday morning.