The storm developed over the foothills before radar showed it dropping quarter-sized hail over Red Rocks Park west of the metro area. Thursday, according to the National Weather Service. –Eric Larsen Strong storm drops large hail over west Denver metro areaĪ 'strong and rapidly intensifying storm' was dropping hail of up to 1 inch in diameter over the west Denver metro area shortly after 3:30 p.m. The heavy rain from the storm is impacting interstate traffic before the Thursday rush hour, so motorists can expect delays on busy routes.Ī flash flood warning for northwestern Denver County and northeastern Jefferson county is in effect until 6 p.m. Repeated reports of flooded streets across the Denver metro area following a strong thunderstorm's passage has National Weather Service officials in Boulder advising people to stay off the streets if they can.

−Miles Blumhardt Denver metro area reporting flooded streets after strong storm The weather service said 50 mph wind and quarter-size hail are possible.īefore heading to catch a flight Thursday, check with your airline carrier.ĭIA has seen 632 flight delays and 173 cancellations for various reasons Thursday, according to /live/cancelled/today/KDEN.

The National Weather Service has issued a thunderstorm warning for Denver International Airport and surrounding area. Here's what we knew as of midday Thursday: DIA included in thunderstorm warning These storms tend to happen quickly, so be aware of conditions and have multiple ways to receive weather alerts. The National Weather Service is advising people to be prepared to seek shelter or avoid outdoor activities and protect vehicles under shelters if severe weather approaches, as expected after 2 p.m. There's a growing risk of severe storms, including damaging wind, heavy rain and tennis-ball size hail for the Fort Collins area, Denver, Interstate 25 corridor and Colorado's Eastern Plains on Thursday. Update: Here's why Fort Collins didn't get hail Thursday (and the Fourth of July weather forecast) Watch Video: Hail hammers window, damages Wellington, Colorado home during storm

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