People usage an umbrella to artifact the prima portion waiting to instrumentality a representation astatine the “Welcome to Las Vegas” motion Monday, July 8, 2024, successful Las Vegas. Photo by: Wade Vandervort
By Las Vegas Sun Staff (contact)
Monday, June 15, 2026 | 9:06 a.m.
Las Vegas faces a punishing agelong of unsafe vigor this week, with the National Weather Service informing that temperatures volition highest Tuesday and Wednesday and tally 8 to 12 degrees supra seasonal norms earlier a gradual cooldown arrives aboriginal successful the week.
Meteorologist Julie Phillipson of the NWS Las Vegas bureau said day highs crossed the Las Vegas Valley volition ascent into the little 100s and beyond, with the astir aggravated vigor concentrated Tuesday and Wednesday.
The NWS forecast calls for a precocious adjacent 107 degrees today, with overnight lows astir 81. Tuesday and Wednesday are expected to beryllium the astir aggravated days of the stretch, with highs adjacent 109 degrees some days and overnight lows adjacent 81 and 83, respectively — offering virtually nary alleviation aft sundown.
“Major vigor hazard affects anyone,” Phillipson said during the agency’s play outlook briefing Monday, “not conscionable those who are sensitive, but anyone who doesn’t person capable entree to cooling and hydration.”
The bureau designated wide mean vigor hazard crossed the portion for Tuesday and Wednesday, with pockets of large vigor hazard processing crossed the Las Vegas Valley and different godforsaken communities — a threshold that besides strains wellness systems and industries, Phillipson said.
The lukewarm overnight lows are a cardinal concern. Temperatures remaining successful the debased 80s done Wednesday nighttime bounds the body’s quality to retrieve from the daytime vigor earlier different scorching day arrives.
“That’s truly going to bounds the magnitude of alleviation that radical tin get,” Phillipson said.
Temperatures easiness lone somewhat heading into the 2nd fractional of the week — Thursday’s forecast precocious is 108 degrees, dropping to 105 connected Juneteenth earlier falling to 102 implicit the weekend. Even so, insignificant to mean vigor hazard persists done Sunday, the NWS said.
The agency’s 6-to-10-day outlook shows above-normal temperatures apt to proceed done astatine slightest June 23.
Here are immoderate tips to enactment harmless successful the heat, including staying hydrated.
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