Rain and flash floods possible again for Southern Nevada
Las Vegas, NV (KTNV) -- It may rain again today in Southern Nevada.
The National Weather Service has issued a flash flood watch for portions of northwest Arizona, California and Nevada beginning at 9 a.m. today.
In Arizona, the areas under the watch include Lake Havasu and Fort Mohave and Lake Mead National Recreation Area.
Both the eastern and western Mojave Desert and Death Valley National Park are included in the watch for California.
And in Nevada, the watch area includes Esmeralda and Central Nye County, Las Vegas Valley, Lake Mead National Recreation Area, Lincoln County, northwest Clark County, Spring Mountains-Red Rock Canyon area, and western Clark and southern Nye counties.
The watch will be in effect through late Monday night.
A low-pressure system approaching from the south will combine with increasing monsoon moisture to create the potential for thunderstorms and flash flooding.
There is a 30% chance of isolated thunderstorms today and a 40% chanced of scattered thunderstorms on Tuesday.
Today's high is predicted to be in the low 90s with highs in the mid- to upper-80s on Tuesday and Wednesday.
Motorists should be alert for the potential for water to cover low spots. Motorists should also be aware that rocks and mud often wash onto roads due to runoff and the excess dirt and gravel may cause some roads to be impassable.
Storm drains and flood control channels could also see rapidly flowing water along with the potential for debris to collect in them.