Jun 18, 2009
Eastern North Dakota remained in a very weak surface pattern on the 18th, with numerous weak surface lows and boundaries across the midwest. Like the past several days, moisture levels remained very high, with surface dew points in the low to mid 60s. Some morning cloud cover along the North Dakota/South Dakota border lifted north by afternoon, and allowed a period of good heating. Although the upper level winds were fairly light, another in a series of upper level disturbances shifted over the
Source: NOAA National Weather Service Storm Events Database (event 166008). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Pembina County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.