One person is dead after heavy thunderstorms triggered flash flooding across the Southwest on Friday. A similar danger exists today.
Roads and washes flooded and mudslides ensued across parts of southeastern California and western Arizona on Friday from the drenching thunderstorms.
A person drowned after a car got swept into a flooded wash (normally a stream bed) five miles north of Lake Havasu City, Ariz., late Friday.
Around the same time, runoff from a downpour led to significant flooding on California's Highway 62 from Yucca Valley to east of Twentynine Palms. Water and boulders covered the road, parts of which caved in. Numerous vehicles got stuck in the debris.
The combination of a slow-moving weather disturbance and monsoonal moisture is to blame for Friday's heavy thunderstorms, while the region's typical dry climate contributed to the flash flooding's rapid onset.
Yuma, Ariz., picked up 1.66 inches of rain on Friday--equivalent to half of what the city normally receives during an entire year. It was also Yuma's wettest day since January 21, 2010.
Simply put, the soil across southeastern California and western Arizona cannot handle that amount of rain.
The same ingredients that led to Friday's flash flooding are once again in place through this evening across the Southwest with southern Nevada, southwestern Utah and western Arizona at greatest risk.
Las Vegas lies within the threat zone, as well as Kingman, Ariz., and St. George, Utah.
Thunderstorms will rumble elsewhere throughout the Intermountain West today with the flood threat more localized. Severe weather is also a concern this afternoon across northeastern Oregon and neighboring Idaho.
The weekend is then set to end Sunday just as it started with more thunderstorms throughout the Intermountain West. The danger of flash flooding will be greatest across Arizona.
A new storm will spread a swath of snow and sleet spanning more than 1,500 miles from northern Texas and Oklahoma to southeastern New York state and Massachusetts, during Wednesday into Thursday.
A potent storm will slam Italy and the Balkan Peninsula with heavy snow, flooding rain and gusty winds for the second half of this week.
A storm set to bring travel problems throughout a 1,500-mile stretch from the Central states into the Northeast has brought an onslaught of snow, sleet and rain Wednesday morning.
A change in the weather pattern will turn off arctic air invasions and allow the March sun to go to work over much of the Central and Northeastern United States next week.
A Turkish Airlines jet skidded off a runway as it attempted to land in Kathmandu, Nepal, amid dense fog early Wednesday morning.
People across the Midwest and Northeast will be bundling up as the first week of March comes to a close due to a southward push of arctic air.
Washington, DC (1909)
President Taft was inaugurated during a furious storm; 9.8" of wet snow disrupted travel and communications. The snow equalled 2.90" of water in 24 hours.
South-Central to NE Iowa (1959)
Heavy snow in a 100-mile band. Snow accumulated up to 20" and drifted from 6-10 feet high. Totals: 15.5" at Dubuque; 10 inches at Des Moines.
Nebraska to the Dakotas (1966)
Snowstorm dumped 12-36" from the 2nd to the 5th. Storm killed 15 people and 100,000 cattle. Snow drifted up to 30 feet. Visibility at Bismarck, ND, was zero for 11 consecutive hours.