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Colorado weather: Flash flooding reported across metro Denver

Flash flood warning is active until 5:45 p.m.

Flooding caused by severe thunderstorms stranded drivers in Douglas County on Aug. 15, 2026. (Courtesy of South Metro Fire Rescue)
Flooding caused by severe thunderstorms stranded drivers in Douglas County on Aug. 15, 2026. (Courtesy of South Metro Fire Rescue)
DENVER, CO - OCTOBER 10: Denver Post reporter Katie Langford. (Photo By Patrick Traylor/The Denver Post)
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Updated 4:15 p.m.: Heavy rains caused flooding ranging from a few inches to several feet throughout the metro and the Eastern Plains on Saturday afternoon, according to reports from weather spotters.

The include more than a foot of water on roads near Cherry Creek Reservoir, golf ball-sized hail in Centennial and water up to the street curb in Brighton. Another spotter reported a vehicle stranded in 5 feet of water near U.S. 36 and Bradbury Road in Byers.

Flooding also washed out Arapahoe County Road 2 between Byers and Strasburg, according to a post from the

Update 3:40 p.m.:  is ongoing in metro Denver, including near the intersections of Chambers Road and Iliff Avenue in Aurora and East Mississippi Avenue and Havana Street, according to NWS.

Between 1.5 and 3 inches of rain have fallen and an additional quarter-inch is possible, forecasters said.

Update 3:25 p.m.: Flooding in south metro Denver stranded drivers on Saturday afternoon as ongoing rain caused “dangerous and life-threatening” conditions, law enforcement officials said.

South Metro Fire Rescue and Douglas County Sheriff’s Office crews are responding to stranded drivers at multiple flooded intersection in Meridian Village, agency officials said just after 3 p.m.

“Avoid all areas with standing water immediately,” South Metro officials said on social media. “Never attempt to drive through flooded roadways under any circumstance.”

Update 2:45 p.m.: Colorado forecasters issued a flurry of as storms moved across metro Denver on Saturday afternoon.

A is active for Adams, western Arapahoe and Denver counties, with 60 mph wind gusts and small hail expected to damage roofs, siding and trees, officials with the National Weather Service’s Boulder office said.

There is a in effect for east Denver, southwest Adams and west Arapahoe counties until 5:45 p.m. because of heavy rain moving through the area, with another .5 to 1.5 inches expected to fall.

Drivers should not try to pass through , which is a leading cause of deaths from thunderstorms, according to federal officials.

Original story: Colorado’s Front Range and can expect to see another round of heavy rain, hail and thunderstorms starting Saturday afternoon, along with the potential for more flash flooding, National Weather Service forecasters said.

A is in effect for most of the region starting at 2 p.m., including Arvada, Aurora, Boulder, Brighton, Broomfield, Castle Rock, Centennial, Colorado Springs, Commerce City, Denver, Englewood, Evergreen, Federal Heights, Fort Collins, Georgetown, Golden, Greeley, Highlands Ranch, Idaho Springs, Lakewood, Larkspur, Littleton, Longmont, Loveland, Northglenn, Parker, Pueblo, Thornton, Westminster and Wheat Ridge.

It’s unlikely everywhere in the advisory area will see heavy rain, but it’s “extremely difficult” to say exactly where the heaviest rain will fall, agency officials said Saturday morning.

“With the rain the past three days and the moisture we still have available, anywhere in the watch (area) if one of the stronger storms moves over that area,” forecasters said.

That could look like flooding of rivers, creeks, streams and low-lying areas or areas with poor drainage. NWS officials also issued a flash flood watch over the

The flood watch is active until 10 p.m., when the storms are expected to move away from the Eastern Plains.

This is a developing story and may be updated.

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