Flash flood warning issued for Willow Beach as rainfall moves across Las Vegas Valley

The National Weather Service issued a flash flood warning Sunday afternoon for Willow Beach and U.S. Highway 93 in the Lake Mead National Recreation Area until 5 p.m. due to heavy rainfall in the area. Winds over 40 mph were also expected in the area.

As of 2 p.m. Sunday afternoon, the Spring Mountains and Las Vegas Range had recorded 0.20 inches and 0.31 inches of rain, respectively, for the day, according to the Clark County Flood Control District.

Flood gauges in southeast Henderson and Spring Valley also recorded as much as 0.20 inches of rain in some areas, while flood gauges across rest of the valley saw between 0.04 and 0.12 inches.

Weather service radar showed showers and thunderstorms approaching Boulder City and moving northwest into the Las Vegas Valley around 2:17 p.m.

By 3:54 p.m., there was still a drizzle of rain seen in Henderson, which was expected to last on and off until about 4:30 p.m. and a 20 percent chance of more showers later Sunday evening, according to the NWS website.

Radar Update! | 2:17pm PDT 📡
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Watching showers and isolated thunderstorms push into the Las Vegas Valley from the southeast. Expect light-to-moderate rainfall and occasional lightning.#VegasWx pic.twitter.com/d2K5dOcIl8

— NWS Las Vegas (@NWSVegas) May 4, 2025

Precipitation record broken

A daily weather record was broken in the Las Vegas Valley Sunday morning as showers and thunderstorms continue moving into Southern Nevada.

The weather service said in an X post that the daily precipitation record for May 4 was broken around 5:23 a.m. Sunday with 0.05 inches of rain. The previous daily precipitation record was broken on May 4, 1982, with 0.03 inches of rain.

There is a 70 percent chance of rain in the Las Vegas Valley on Sunday with a high of 74 degrees, according to the weather service forecast for Harry Reid International Airport. The chance of precipitation was expected to drop to 20 to 30 percent in the evening with a low of 60 degrees.

Shower and thunderstorm activity is expected across much of the forecast area today. Storms are capable of producing gusty outflow winds and moderate rainfall. Plan ahead if traveling or spending time outside!#NVwx #AZwx #CAwx pic.twitter.com/3itGkX5JTb

— NWS Las Vegas (@NWSVegas) May 4, 2025

Rain continues through Tuesday

Rain in the Las Vegas Valley is expected to continue into Monday with a 60 percent chance of rain in the forecast and a 30 percent chance of rain in the evening. Monday’s high temperature is expected to reach 70 degrees with a low of 60.

Tuesday is the last day for a chance of rain in the Las Vegas Valley this week with a 20 percent chance of rain and isolated showers expected during the day. Conditions are expected to clear up Wednesday with a high of 83 degrees, and reach the 90s starting Friday, according to the weather service.

Contact Taylor Lane at tlane@reviewjournal.com.