May 30, 2016
By the early afternoon of May 30th, an area of surface low pressure had moved into north central South Dakota. A warm frontal boundary extended from the low up into east central North Dakota. South of this boundary, or south of U. S. Highway 2, afternoon temperatures rose into the low to mid 80s, due to a little more sunshine. Thunderstorms flared up just after the noon hour, mainly over Grand Forks County in North Dakota and over western Polk County in Minnesota. These storms were very slow mov
Source: NOAA National Weather Service Storm Events Database (event 627114). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Polk County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.