Las Vegas Braces for Heatwave with Temperatures Soaring Above Seasonal Norms Before Weekend Cool-Down

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Las Vegas faces above-normal temperatures before a forecasted shift to windier and more seasonable conditions later in the week.

Las Vegas is experiencing higher-than-usual temperatures this week, with readings expected to be 14-18 degrees above normal. There’s a 75-90% chance the city will hit at least 90°F today. However, cooler, seasonal temperatures and windier conditions are expected to return by Thursday.

In the forecast discussion released by the NWS Las Vegas, the prevailing high pressure responsible for the city's recent temperature surge is predicted to wane and drift eastward, initiating bouts of stronger winds later in the week. Although today's winds may not be significantly vigorous, there's an expectation of increased activity starting Thursday, particularly across regions such as San Bernardino, Clark, and Mohave counties, where gusts might reach 30 to 40 mph and possibly up to 45 mph in parts of western San Bernardino. The NWS also flagged potential record highs being set across several locales under this warm spell.



Looking ahead, the weekend will bring cooler, seasonal temperatures as a trough moves in along the West Coast. Light rain may hit the Sierra on Sunday and Monday, but Las Vegas is expected to stay dry. Breezy to windy conditions will continue, especially in the Western Mojave Desert, through early next week.

Aviation-wise, Harry Reid International Airport and surrounding terminals are in for a windy ride, with VFR conditions dominating despite passing clouds. According to the NWS Las Vegas, southwesterly winds will recalibrate to approximately 10-12KT later today, with gusts around 20KT holding until sunset. As we head into nightfall, a decrease in gusts is expected but sustained winds of about 10-12KT will persist throughout.

Come daybreak, an uptick to 15KT and a 50-70% chance for 20-25KT gusts should be accounted for by area pilots. VFR conditions shall prevail area-wide, despite overflying clouds with bases around or above 12-15kft.For those on the ground, the message from the NWS is one of preparedness.

Spotters are encouraged to report any significant weather or impacts according to standard operating procedures, as reported by the NWS..