Update #4: CWD has ended on schedule on 01/20/2020 at 0400Z for the Pacific Region.

Update #3 CWD has ended for Central and Eastern Regions.

Update #2 CWD has been expanded to include Pacific Region. Also the expected end time and date has been extended.

Update #1 CWD has been expanded to include Eastern Region.

Topic:M-B Critical Weather Day has been declared.

Date/Time Issued:M-B January 20, 2020 0425Z

Date/Time of Initial Impact:M-B January 17, 2020 0000Z

Date/Time of Expected End:M-B January 19, 2020 1200Z (January 20,2020 0400Z)


Length of Outage:M-B 36 hours


Type:M-B RegionalM-B


Who:M-B NCEP, NWSTG, NCF, CentralM-B Region

Reason: M-B Heavy snow and strong winds expected to impact locations from the Upper-Mid Mississippi Valley to the Great Lakes Friday through early Sunday.

Users can get CWD status on the NCEP WEB page:
http://www.nco.ncep.noaa.gov/pmb/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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