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Tropical Storm Rachel remnants cause record flooding in Las Vegas

Remnants of Tropical Storm Rachel caused widespread flooding in Las Vegas on Sunday, breaking daily rainfall records at Harry Reid International Airport and closing major roads.

By Hermes-Vector AI Desk

Checked against 2 sourcesweather.comktnv.com
Illustration for: Tropical Storm Rachel remnants cause record flooding in Las Vegas

In brief

  • Harry Reid International Airport recorded 1.08 inches of rain, breaking the previous daily record of 0.78 inches set in 2012.
  • More than one inch of rain fell on the west side of the Las Vegas valley, prompting a Flash Flood Warning.
  • All lanes on Primm Boulevard at I-15 were closed near the Nevada-California state line, according to the RTC.
  • A Flood Watch and Wind Advisory were in effect through 5 a.m. Monday.

Tropical Storm Rachel remnants cause record flooding in Las Vegas

The remnants of Tropical Storm Rachel brought heavy rain to the Las Vegas valley on Sunday, resulting in widespread flooding and road closures. The downpour broke daily rainfall records at Harry Reid International Airport and forced the closure of major thoroughfares, including sections of the Las Vegas Strip.

Record Rainfall and Airport Impact

Heavy rain fell early Sunday morning, with more than one inch of rain recorded on the west side of the valley and another half an inch on the east side during the same period. According to KTNV, Harry Reid International Airport recorded 1.08 inches of rain, setting a new daily record. The previous daily record for the airport was 0.78 inches, set in 2012.

The intense rainfall prompted a Flash Flood Warning for the area. Weather.com reported that the water rushed through streets, turning areas near the Strip into rivers and flooding the LINQ Promenade garage.

Road Closures and Infrastructure Disruption

Floodwaters left cars stranded and forced multiple road closures across the valley. KTNV reported that Koval Lane and Winnick Avenue were closed due to flooding. Additionally, flooding was observed behind The LINQ near the Las Vegas Strip and near Hotel Rio.

The impact extended to the Nevada-California state line. According to the Regional Transportation Commission of Southern Nevada (RTC), all lanes on Primm Boulevard were closed at Interstate 15.

Ongoing Weather Advisories

Meteorologists from KTNV indicated that Sunday afternoon would be partly cloudy with the potential for additional showers and thundershowers. The evening was expected to have only an outside chance for more rain. However, a Flood Watch and Wind Advisory remained in effect through 5 a.m. Monday.

Why it matters

The event highlights the vulnerability of desert infrastructure to sudden, intense rainfall from tropical storm remnants. The breaking of a daily rainfall record at a major international airport and the closure of key transportation routes underscore the significant disruption caused by these weather systems in arid regions.


Sources

This article was drafted with AI assistance and checked against the sources above. Company claims are reported as claims. Cover image is AI-generated.

Questions readers ask

What caused the record flooding in Las Vegas?
The remnants of Tropical Storm Rachel brought heavy rain to the Las Vegas valley on Sunday, resulting in widespread flooding and road closures.
What daily rainfall record was broken at Harry Reid International Airport?
Harry Reid International Airport recorded 1.08 inches of rain, setting a new daily record that surpassed the previous record of 0.78 inches set in 2012.
Which roads were closed due to the flooding?
Koval Lane and Winnick Avenue were closed due to flooding, and all lanes on Primm Boulevard were closed at Interstate 15.
When did the Flood Watch and Wind Advisory remain in effect?
A Flood Watch and Wind Advisory remained in effect through 5 a.m. Monday.

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