Sep 24, 2023
A slow moving area of occluded low pressure lingered over the Red River Valley of the North the 24th into the 25th. Waves of Gulf moisture streaming northward across the region led to a concentrated area of moderate to heavy rainfall that impacted areas between Duluth and Two Harbors starting late on the 23rd and continuing into the 24th. Additional moisture was contributed by Lake Superior along with extra lift from the terrain along the North Shore leading to rainfall totals of 4 to 7 inches f
Source: NOAA National Weather Service Storm Events Database (event 1141122). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in St. Louis County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.