Weather · Central Clark County
Flash flood warning and advisory hit Central Clark County Saturday evening
The National Weather Service said heavy thunderstorm rain brought flooding to the valley on Oct. 31, and more showers are possible through late this afternoon.
October 31, 2026 at 5:53 PM · Vegas Support Center
The National Weather Service in Las Vegas issued a flood advisory for Central Clark County at 5:53 p.m. Saturday, Oct. 31, in effect until 9 p.m. Forecasters said heavy rain from thunderstorms was causing minor flooding in low-lying and poor-drainage areas, with water over roadways.
At the time of the advisory, radar showed between 0.25 and 0.5 inches of rain had fallen. The weather service listed Las Vegas, Summerlin, Spring Valley, Lone Mountain, Centennial Hills, Mountains Edge, Blue Diamond, Red Rock Canyon, Enterprise, Las Vegas Ballpark, North Las Vegas Airport, Spring Mountain Ranch and The Lakes among the places that could see flooding.
At 6:07 p.m., NWS Las Vegas posted on X that the advisory covered the west valley, Summerlin, Spring Valley and Centennial Hills. It warned of heavy rain, nuisance flooding, lightning and wind gusts above 40 mph, and told drivers not to cross flooded roads.
At 6:21 p.m., the weather service upgraded the threat with a flash flood warning for Central Clark County, in effect until 9:15 p.m. Radar showed between 0.25 and 0.75 inches of rain had fallen, and the warning described life-threatening flash flooding of creeks, streams, urban areas, highways, streets and underpasses. Locations named included Las Vegas, North Las Vegas, Lone Mountain, Centennial Hills, Aliante, Summerlin, North Las Vegas Airport and Floyd Lamb Park.
By 8:51 p.m., the weather service said the heavy rain had ended and flooding was no longer expected to pose a threat. The advisory was set to expire at 9 p.m., and the agency asked people to keep heeding remaining road closures.
It was the second evening of flood alerts in the county. On Friday, Oct. 30, the weather service issued a flood advisory at 6:35 p.m. for Central Clark County and west central Mohave County, Arizona, in effect until 7:45 p.m. That advisory said some low-water crossings could become impassable, and it named Searchlight among the places that could see flooding.
The weather service's forecast discussion, issued at 12:27 p.m. today, Sunday, Nov. 1, put overnight rainfall at roughly 0.25 to 0.75 inches across the eastern Mojave Desert, including Las Vegas. It said the heaviest rain of the event had shifted east and fallen mostly over eastern Lincoln and Mohave counties, where totals of 1.5 to 4 inches were observed.
Numerous showers and thunderstorms are expected to continue through late this afternoon, with brief heavy rain and lightning possible, and storms developing toward the Spring Mountains could bring localized heavy downpours. Activity is forecast to taper off this evening. Monday is expected to be dry with northerly breezes, and patchy fog is possible in the cooler valleys over the next few mornings.
What to do next
- Never drive or walk into moving water. Turn around and take another way.
- Check current closures before you leave and plan another route. Call 511 Nevada Roads →
- See rain and flood conditions from the Regional Flood Control District. Call 702-685-0000 Regional Flood Control →
- Read the current forecast and advisories from the National Weather Service in Las Vegas. NWS Las Vegas →
Source: National Weather Service, NWS Las Vegas on X, National Weather Service Las Vegas forecast discussion