Update #1: Critical Weather Day Update for Central Region starting December 15, 2021 @ 1200Z and ending December 16, 2021 @ 0300Z  per SDM. 
                   Reason: SPC Day-1 moderate risk of severe weather over the Upper Midwest, and existing critical fire weather/high wind warnings from the
                                  southern Plains to the Upper Midwest.

Topic: Critical Weather Day has been declared.
 
Date/Time Issued: December 15, 2021 1046Z
 
Date/Time of Initial Impact:  December 15, 2021 1500Z J/DAY 349
 
Date/Time of Expected End:  December 16, 2021  0300Z  J/DAY 350
 
Length of Outage: 12 hours
 
Who: NCEP, NCF, Central Region, Southern Region

Reason: Extremely critical fire weather and high wind warnings from the southern Plains to the Upper Midwest.  

 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  

Web Site(s) for applicable information: N/A  

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CWD Update for Central Region
START: 1200Z Wed Dec 15 2021
END: 1200Z Thu Dec 16 2021

REASON: SPC Day-1 moderate risk of severe weather over the Upper Midwest, and existing critical fire weather/high wind warnings from the southern Plains to the Upper Midwest.