Overview
- The advisory began at 10 p.m. Thursday and remains in effect through 6 a.m. PST/7 a.m. MST Friday, according to NWS Las Vegas in a post on X.
- Affected areas include Lake Mead National Recreation Area, Lake Havasu and Fort Mohave, San Bernardino County–Upper Colorado River Valley, the western and eastern Mojave Desert, the Las Vegas Valley, Western Clark and Southern Nye County, and Southern Clark County.
- Forecasters cautioned that dense fog could lower visibility to one-quarter mile or less, which may make driving dangerous.
- Drivers are urged to slow down, use low-beam headlights, maintain extra following distance, avoid high beams, and pull into a safe location with hazard lights on if visibility nears zero.
- Earlier this week, separate NWS wind advisories signaled hazardous boating conditions on Lake Mead and nearby lakes with north winds of 15–25 mph and gusts up to 45 mph.