Final Update: Per SDM, Critical Weather Day has ended.

Update #2: CWD for Southern Region has been extended to 15Z Fri. Feb. 19th: Ongoing widespread winter weather impacts, with additional snow/ice accumulations expected from an upcoming winter storm.
  
Update #1: CWD for Southern and Eastern Regions have been extended to 00Z Wed. Feb. 17th due to ongoing widespread winter weather impacts.
  
Topic:  Critical Weather Day has been declared.    
  
Date/Time Issued: February 19, 2021 1510Z      
  
Date/Time of Initial Impact: February 13, 2021 1200Z J/DAY 044      
  
Date/Time of Expected End: February 16, 2021 1200Z J/DAY 047    
  
Length of Outage:  72 hours        
  
Who:  NCEP, NCF, Southern Region, Eastern Region        
  
Reason: Impactful winter weather across several portions of the country this weekend and into next week:
 
Southern Region - significant snow, ice, and cold temperatures across the Southern US.
  
Eastern Region - CWD begins for ER 15/1200Z - Potential icing event early next week.          
  
Users can get CWD status on the NCEP web page:
  
https://www.nco.ncep.noaa.gov/status/cwd/        
  
Contact Information for Further Information: ESPC Operations at ESPCOperations@noaa.gov at 301-817-3880 or Senior Duty Meteorologist at Sdm@noaa.gov at 301-683-1500  
  
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