Sydney Wittenbrook, 5, performs on the splash pad at The Gateway in Salt Lake Metropolis on Thursday, July 13, 2023. The upcoming forecast warns for extreme warmth. Megan Nielsen, Deseret Information
The warmth is on.
The Nationwide Climate Service issued an extreme warmth warning for components of southwest and south-central Utah that may take impact Saturday afternoon and stay in place via Monday night.
The company additionally issued an extreme warmth watch for areas alongside the Wasatch Entrance, Tooele and Rush valleys, and the West Desert. That may take impact Sunday afternoon and stay in place via Monday night.
The warnings and watches are due to excessive warmth that's anticipated because of a pair of high-pressure programs that may "mix forces" over the area, says KSL meteorologist Matt Johnson.
One of many programs is presently over New Mexico and Texas, whereas the opposite is simply off the Pacific Coast in Southern California. Johnson stated there shall be some "slight cooling" in northern Utah on Thursday and Friday as the previous strikes west towards California as a result of it's going to ship in cooler winds from the north. However excessive temperatures will solely drop about 5 levels from the highs over the previous few days.
The mixed high-pressure system is forecast to bounce again over Utah this weekend, settling over the St. George space by Sunday.
"It will likely be blazing scorching ... flirting with all-time document highs this Sunday in St. George," Johnson stated. "As that prime is true overhead, we're experiencing temperatures within the low 100s, probably round 104 (levels) in Salt Lake Metropolis."
Johnson stated Monday will stay scorching throughout the state, however not as scorching, because the high-pressure system begins to maneuver southeast again towards Arizona and New Mexico. The forecast requires extra cloud cowl to return Monday with the system transferring out.
The climate service advisories observe that prime temperatures are projected to succeed in as excessive as 115 levels in Washington County and areas close to the Glen Canyon Nationwide Recreation Space. The state's all-time document excessive is 117 levels set in 1985 and matched in 2021. Each of these occurred in St. George.
Excessive temperatures may attain as much as 104 levels between Sunday and Monday throughout the part of northern Utah included within the extreme warmth watch. Salt Lake Metropolis's document excessive is 107 levels, matched a number of occasions over the previous couple of years.
"Excessive warmth will considerably enhance the potential for heat-related sicknesses, significantly for these working or collaborating in outside actions," the climate service says. "Drink loads of fluids, keep in an air-conditioned room, keep out of the solar, and check out family and neighbors."
In a single day lows are projected to stay within the mid-to-upper 70s throughout the state.
Johnson stated the potential for storms to return will increase Monday and Tuesday, that are tied to moisture "on the again aspect" of the high-pressure system transferring out of Utah.
Full seven-day forecasts for areas throughout Utah will be discovered on-line on the KSL Climate Heart.