Update #5: No stored mission data was recovered during Svalbard rev 3448 AOS 0853Z.. Multiple instruments continue to be in safe mode and are not producing science data. Engineers have arrived and are troubleshooting.

Update #4: No stored mission data was recovered during Svalbard rev 3447 AOS 0805Z.. Multiple instruments continue to be in safe mode and are not producing science data. Engineers have arrived and are troubleshooting.

Update #3: No stored mission data was recovered during Svalbard rev 3447 AOS 0713Z.. Multiple instruments continue to be in safe mode and are not producing science data. Engineers have arrived and are troubleshooting.

Update #2: No stored mission data was recovered during Svalbard rev 3446 AOS 0624Z.. Multiple instruments continue to be in safe mode and are not producing science data. Engineers have been notified and are coming in to troubleshoot.

Update #1: No stored mission data was recovered during Svalbard rev 3446 AOS 0533Z.. NOAA 20 rose with multiple alarms. Multiple instruments are in safe mode and are not producing science data. Engineers have been notified and are coming in to troubleshoot.

Product(s) or Data Impacted:All NOAA 20 products

Date/Time of Initial Impact:M-BM-bM-^@M-^KJuly 19, 2018 0444Z

Date/Time of Expected End:TBD

Length of Outage:TBD

Details/Specifics of Change: No stored mission data was received during McMurdo rev 3445 AOS 0444Z. The reason is unknown. All stored mission data should be recovered during Svalbard rev 3446 AOS 0533Z..

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