Topic: Critical Weather Day Has Been Declared

Date/Time Issued: September 23, 2026 2148Z

Product(s) or Data Impacted: NWS IT Enterprise

Date/Time Initial Impact: September 23, 2026 2130Z JDAY 266

Date/Time Expected End: September 28, 2026 1200Z JDAY 271

Length of Event:  4 Days 14 Hours 30 Minutes 

Requester: NWS Central Operations, National Centers, and Weather Forecast Offices

Details/Specifics: Tropical Cyclone, Excessive Rainfall and Flooding , Tropical Cyclone ops in Hawaii.

Caution is also warranted for excessive rainfall and flooding operations in New Mexico.
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Stop all operational changes. Exceptions must be approved by senior executive leadership designee. 

Please visit the CWD status page for more information: https://www.nco.ncep.noaa.gov/status/cwd/

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