Topic: GOES-16 GLM and SUVI impacts from EXIS calibration scan scheduled for May 10, 2018

Date/Time Issued: May 8, 2018 1902 UTC

Product(s) or Data Impacted: All GOES-16 GLM and SUVI data

Date/Time of Initial Impact: May 10, 2018 1432 UTC

Date/Time of Expected End: May 10, 2018 1609 UTC

Length of Outage: 1 hour and 37 minutes

Details/Specifics of Change:

A GOES-16 quarterly EXIS cruciform scan will occur on May 10, 2018 from 1432-1609 UTC resulting in an outage of all EXIS and SUVI products and will impact GLM products. During this scan, GLM will generate false alarms every few minutes generally around the edges of illuminated clouds.

In the event that a Critical Weather Day is declared, this calibration will be cancelled and rescheduled.

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

Web Site(s) for applicable information:

See http://www.ssd.noaa.gov/PS/SATS/messages.html for this and other satellite related messages.

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