Las Vegas climbs to about 107°F Thursday; Clark County opened cooling stations for June 4–5.

ASU researchers used SMAP and GRACE satellite data to tweak a hydrologic model, producing sharper Colorado River runoff forecasts that could help Arizona water managers.

AngloGold’s North Bullfrog and nearby deposits could bring jobs back to Beatty — and reopen a fraught fight over groundwater and rare species. A new DEIS sets the clock for public comment.

Counties are planting trees and activating cooling centers, but plans still lack clear strategies to provide public drinking water and extended cooling hours for vulnerable neighborhoods.

Triple-digit heat arrives in Las Vegas this week, peaking midweek near 104°F.

Clear and hot today with a high near 95°F. Triple digits arrive early next week.

Triple-digit heat is forecast to return to Las Vegas next week, and Sunrise Children's Hospital warns the inside of a parked car can become deadly in minutes. Local safety groups are urging simple steps — check the back seat, set reminders, and call 911 if you see a child alone.

Clear skies Saturday with highs near 91F. Temperatures jump to 100103F early next week.

Arizona joined California and Nevada in a short-term deal to curb Colorado River use — a proposal designed to prop up Lake Mead and Lake Powell while long-term rules are negotiated. Officials say it could spare farms and cities from abrupt federal cuts.

Mostly cloudy and cooler Friday with highs near 81°F, then a quick warmup to the 90s this weekend and 100s early next week.

Stage 1 fire restrictions begin Friday, May 29 across Southern Nevada, banning most campfires and limiting activities that can spark wildfires. Agencies urge visitors to check maps and follow stove and smoking rules.

Clear and breezy Thursday with highs near 83°F. Weekend warming leads to triple-digit heat by Monday.

Clear skies this morning, but gusty south-southwest winds will pick up through Thursday. Expect highs near 826F today and warming into the 90s by the weekend.