Locally Heavy Rainfall for the Carolinas; Thunderstorms and Fire Weather Concerns for Intermountain West

Heavy rainfall from scattered thunderstorms is expected across the Southwest, Intermountain West, and Plains. Isolated dry thunderstorms may initiate additional fires across the west. The coastal Carolinas may experience flash floods in the coming days due to repeated thunderstorms. Additionally, a wave of intense summer heat will hit the Southern Plains and central Gulf Coast States this week. Read More >

Late Sunday afternoon around 6 pm, the stage on the Little Sioux River at Cherokee, Iowa reached a record 27.30 feet. This eclipsed the former record of 27.20 feet which occurred on April 7, 1965. In comparison, the former record was a snowmelt flood, while the current levels are a result of heavy convective rainfall from Saturday evening and overnight which brought a widespread 4 to 8 inches rainfall to most of Cherokee county. The former record high stage which resulted from heavy convective rainfall was from July 18, 1993, when the river reached a stage of 27.08 feet.

Storm Total Precipitation

Storm Total Rainfall from Saturday/Saturday Night

Cherokee County Emergency Management estimated early Sunday evening that around 200 homes were impacted by the high water, and the city of Cherokee was accessible only from the north and west directions.

The river is expected to crest this Sunday evening, with river levels then expected to fall. Information about the current river stage and forecast for the Little Sioux River at Cherokee can be found at:

water.weather.gov/ahps2/hydrograph.php