Update #1: The issue was traced to a solar intrusion affecting GOES-19. Normal operations for the ASOS SCP product resumed on April 20, 2026, at 0503Z as the intrusion concluded.

Topic: GOES-19 ASOS Product Missing

Date/Time Issued: April 22, 2026 1531Z

Product(s) or Data Impacted: GOES-EAST (GOES-19) ASOS SCP products

Date/Time of Initial Impact: April 06, 2026 0513Z

Date/Time of Expected End: April 20, 2026 0503Z

Length of Event: 13 Days 23 Hours and 50 Minutes

Details/Specifics: The GOES-EAST Automated Surface Observing

System (ASOS) Satellite Cloud Product (SCP) is experiencing missing product

generation at 0430Z daily. The remaining timestamps are good. The NCCF product generation team is investigating.

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