553 first-hand accounts of flood events in Colorado, ranked by impact. Each is a NOAA-written narrative of the moment.
Strong to severe thunderstorms over the eastern plains during the early to mid evening hours. Storms built northwestward to the Greeley around where it dump hail and heavy rain causing flooding in parts of Greeley.
Read the full account →Flooding and mudslides occurred in several drainages along County Road 501, on the west side of Vallecito Reservoir, and in the Vallecito community.
Read the full account →Torrential rainfall caused flash flooding in and around the town of Delta. Street flooding occurred and many roads were temporarily closed by flood waters. The Black Canyon Road was damaged.
Read the full account →Spring runoff from an above normal snowpack, combined with a period of heavy rainfall, caused the Cache la Poudre River; at the canyon mouth of above Ft Collins and another river gage near Greeley; to rise above flood stage.
Read the full account →The weather pattern remained favorable for another day of large hail and flash flooding as monsoon moisture continued to be directed into eastern Utah and western Colorado.
Read the full account →Heavy rainfall from a thunderstorm cell that moved north over Sleeping Ute Mountain and then across McElmo Canyon produced flash flooding which heavily damaged a number of bridges, driveways, and irrigation ditches. Damage also was reported to sideroll Irrigation systems.
Read the full account →A large complex of thunderstorms swept across Northeast Colorado producing very large damaging hail, intense thunderstorm winds as well as a couple of weak tornadoes. Large hail, from 1 to 3 inches in diameter, caused extensive damage to cropland, homes and vehicles.
Read the full account →Flooding was reported from Steamboat Springs to Craig along the upper and central portions of the Yampa River for the first eleven days of June. The Elk River and other tributaries were also above flood stage for much of the same time period.
Read the full account →One man was killed, and four others injured, when they were struck by lightning in Rocky Mountain National Park. The incident occurred near Rainbow Curve along Trail Ridge Road, not far from where another woman was struck and killed by lightning approximately 26 hours earlier.
Read the full account →Strong thunderstorms over the Colorado National Monument sent torrents of water rushing down small canyons and streams that drop down into the Redlands. An eight foot wall of water surged through a gully adjacent to a subdivision.
Read the full account →Two deep drainages of 20 to 30 feet deep filled up and overflowed US Highway 50 which extends over the drainages. Water 3 feet deep was running across the highway in some locations with nearly 2 feet of debris deposited on the road.
Read the full account →Severe thunderstorms pounded parts the Urban Corridor and Northeast Plains with very large hail, damaging wind and tornadoes. The hail, ranging from golfball to baseball size, hit northeast Denver, Brighton and Commerce City the hardest.
Read the full account →A large complex of thunderstorms swept across Northeast Colorado producing very large damaging hail, intense thunderstorm winds as well as a couple of weak tornadoes. Large hail, from 1 to 3 inches in diameter, caused extensive damage to cropland, homes and vehicles.
Read the full account →A large complex of thunderstorms swept across Northeast Colorado producing very large damaging hail, intense thunderstorm winds as well as a couple of weak tornadoes. Large hail, from 1 to 3 inches in diameter, caused extensive damage to cropland, homes and vehicles.
Read the full account →A large complex of thunderstorms swept across Northeast Colorado producing very large damaging hail, intense thunderstorm winds as well as a couple of weak tornadoes. Large hail, from 1 to 3 inches in diameter, caused extensive damage to cropland, homes and vehicles.
Read the full account →Severe thunderstorms produced damaging winds and large hail, ranging in size from quarters to baseballs. The hail reportedly piled up to 8 inches deep in Elbert County where the largest hail was observed.
Read the full account →Severe thunderstorms produced large hail, up to golfball size, along with heavy rain, and damaging thunderstorm winds. The combination of hail and heavy rain, up to 2.5 inches, caused street flooding and inundated some fields in Morgan County as well.
Read the full account →A large complex of thunderstorms swept across Northeast Colorado producing very large damaging hail, intense thunderstorm winds as well as a couple of weak tornadoes. Large hail, from 1 to 3 inches in diameter, caused extensive damage to cropland, homes and vehicles.
Read the full account →Rainfall amounts of 6 to 13 inches from Wednesday night to Friday night caused fast rushing water and major flooding from the Fountain Creek watershed to the Arkansas River east of Pueblo.
Read the full account →Warm spring temperatures resulted in rapid snowmelt which caused the La Plata River to exceed its banks and flood around Hesperus. After years of drought and a lack of flushing flows, debris buildup in rivers and creeks enhanced flooding.
Read the full account →The combination late spring snowmelt and a series of thunderstorms producing heavy rain caused flooding across a section of the Cache La Poudre River. Most of the flooding occcured along the river between Windsor and Greeley.
Read the full account →The combination late spring snowmelt and a series of thunderstorms producing heavy rain caused flooding across a section of the Cache La Poudre River. Most of the flooding occcured along the river between Windsor and Greeley.
Read the full account →A flash flood roared down the East Branch of the Big Salt Wash. The flash flood waters were up to 150 feet out of the drainage and up to 10 feet deep in some low lying areas where corrals were destroyed. The water ran just over 2 feet deep across a bridge on "O" Road.
Read the full account →Thunderstorms formed across the Denver area during the evening hours of June 25th. Heavy rain and small hail were the main threats from the storms. One inch hail was briefly reported in Firestone. The heavy rain caused some low lying areas to see minor flooding (ponding).
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