Topic: GOES-18 ABI solar calibration scan

Date/Time Issued: September 23, 2025 1646Z

Product(s) or Data Impacted: GOES-18 ABI product outage

Date/Time of Initial Impact: September 29, 2025  1450Z (272)

Date/Time of Expected End:  September 29, 2025 1500Z (272)

Length of Outage: Approximately 5 minutes at the end of a period of Continuous Full Disk operations

Details/Specifics of Change:

On September 29, 2025, GOES-18 ABI 10-minute Flex Mode (mode 6) will be replaced with 10 minutes of Continuous Full Disk (mode 4) from 1450Z-1500Z. A GOES-18 ABI solar calibration scan will be performed between 1458Z-1500Z, resulting in an outage of all ABI products. ABI 10-minutes Flex Mode (mode 6) will resume at 1500Z. The next Full Disk scan will populate at 1500Z.

Contact for Further Information: ESPC Operations at ESPCOperations@noaa.gov or 301-817-3880

Web Site(s) for applicable information:

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