Feb 21, 2018
An upper level low pressure system progressed east southeast from the Pacific Northwest into the Central and Southern Rockies on the morning of February 20th, reinforcing a cold front slowly southeast into Southeast Oklahoma, Northeast Texas, and Southwest Arkansas during the early morning hours of February 21st. A deep southwest flow aloft was present along and behind the front across the Southern Plains and Mississippi Valley, with weak embedded disturbances in the flow helping to enhance the
Source: NOAA National Weather Service Storm Events Database (event 733248). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Nevada County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.