999 first-hand accounts of flood events in South Dakota, ranked by impact. Each is a NOAA-written narrative of the moment.
The continuation of snowmelt from a much above normal snowfall winter combined with a historic heavy snow/blizzard in mid-April resulted in widespread flooding across central and northeast South Dakota.
Read the full account →The continuation of snowmelt from a much above normal snowfall winter combined with a historic heavy snow/blizzard in mid-April resulted in widespread flooding across central and northeast South Dakota.
Read the full account →Rainfall of one to three inches on frozen ground and into a snow pack with between 2 and 5 inches of liquid water equivalent resulted in considerable overland flooding.||One of the hardest hit areas was around Yankton, where a No Travel Advisory was issued for the city on March…
Read the full account →A frontal zone remained locked in place under southwest flow aloft as a series of mid-level waves moved across the region over a three day period.
Read the full account →A powerful storm system slowly moved from the Four Corners region northeastward through the Plains, leading to a prolonged period of precipitation across western South Dakota May 20-22.
Read the full account →A powerful storm system slowly moved from the Four Corners region northeastward through the Plains, leading to a prolonged period of precipitation across western South Dakota May 20-22.
Read the full account →Rainfall of one to three inches on frozen ground and into a snow pack with between 2 and 5 inches of liquid water equivalent resulted in considerable overland flooding.||One of the hardest hit areas was around Yankton, where a No Travel Advisory was issued for the city on March…
Read the full account →Spurred by a period of excessive precipitation from September 10-12 that resulted in 5 to 10 inches of rainfall in the middle to upper reaches of the Big Sioux River Basin and 2 to 5 inches from Sioux Falls downstream, extreme rises occurred mid-month, with many basin locations…
Read the full account →Spurred by a period of excessive precipitation from September 10-12 that resulted in 5 to 10 inches of rainfall in the middle to upper reaches of the Big Sioux River Basin and 2 to 5 inches from Sioux Falls downstream, extreme rises occurred mid-month, with many basin locations…
Read the full account →A frontal zone remained locked in place under southwest flow aloft as a series of mid-level waves moved across the region over a three day period.
Read the full account →The continuation of snowmelt from a much above normal snowfall winter combined with a historic heavy snow/blizzard in mid-April resulted in widespread flooding across central and northeast South Dakota.
Read the full account →Rainfall of one to three inches on frozen ground and into a snow pack with between 2 and 5 inches of liquid water equivalent resulted in considerable overland flooding.||One of the hardest hit areas was around Yankton, where a No Travel Advisory was issued for the city on March…
Read the full account →The continuation of snowmelt from a much above normal snowfall winter combined with a historic heavy snow/blizzard in mid-April resulted in widespread flooding across central and northeast South Dakota.
Read the full account →The continuation of snowmelt from a much above normal snowfall winter combined with a historic heavy snow/blizzard in mid-April resulted in widespread flooding across central and northeast South Dakota.
Read the full account →The continuation of snowmelt from a much above normal snowfall winter combined with a historic heavy snow/blizzard in mid-April resulted in widespread flooding across central and northeast South Dakota.
Read the full account →Rainfall of one to three inches on frozen ground and into a snow pack with between 2 and 5 inches of liquid water equivalent resulted in considerable overland flooding.||One of the hardest hit areas was around Yankton, where a No Travel Advisory was issued for the city on March…
Read the full account →The continuation of snowmelt from a much above normal snowfall winter combined with a historic heavy snow/blizzard in mid-April resulted in widespread flooding across central and northeast South Dakota.
Read the full account →The continuation of snowmelt from a much above normal snowfall winter combined with a historic heavy snow/blizzard in mid-April resulted in widespread flooding across central and northeast South Dakota.
Read the full account →A nearly stationary boundary again focused widespread heavy rainfall during the late evening on September 11 and early morning hours of September 12. Precipitable water was at or exceeding the record values for the date at nearby locations.
Read the full account →A frontal boundary provided focus for convective development across south central South Dakota during the very late afternoon and early evening as a strong impulse moved in the southwest flow aloft.
Read the full account →A historic flooding event unfolded as heavy rainfall drenched the area on March 13-14, 2019. With frozen and impervious ground, full and rapid runoff was maximized.
Read the full account →Several days of heavy rain, along with major to record flooding the previous week, led to more flooding across portions of the western South Dakota plains and foothills of the Black Hills.
Read the full account →A frontal zone remained locked in place under southwest flow aloft as a series of mid-level waves moved across the region over a three day period.
Read the full account →A large, long-lived supercell thunderstorm developed over Oglala Lakota County and tracked slowly eastward across southern South Dakota through the late afternoon and early evening.
Read the full account →