Satellite Alert Messages

The following messages give you information about NOAA's satellite operations, including various product changes, upgrades and outages.
Visit often for the latest information affecting data delivery.

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Last Update: Aug 04, 2026 14:35 UTC
blue ball Administrative: (Correction) GOES East MDS Meso-1 Scheduled for August 04, 2026 - Issued: August 04, 2026 1419Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 04, 2026 - Issued: August 04, 2026 1406Z
blue ball Administrative: Correction: GOES West MDS Meso-1 Scheduled for August 04, 2026 - Issued: August 04, 2026 2227Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 04, 2026 - Issued: August 04, 2026 1325Z
blue ball Product Anomaly/Outage: Resolved Product Impact SOLAR-1 Products - Issued: August 03, 2026 2056Z
blue ball Administrative: Cessation of Suomi National Polar-orbiting Partnership (S-NPP) data to users on/after November 01, 2026 - Issued August 3, 2026 1600Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 03, 2026 - Issued: August 03, 2026 1530Z
blue ball Product Outage/Anomaly: Update #4 NPP SMD Data Delay - Issued: August 3, 2026 1520Z
blue ball Product Outage/Anomaly: SOLAR-1 Planned Outage/CCOR Detector Temperature Offset Update - Issued: August 3, 2026 1505Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 03, 2026 - Issued: August 03, 2026 1338Z
blue ball Product Outage/Anomaly: Update #3 NPP SMD Data Delay - Issued: August 3, 2026 1140Z
blue ball Product Outage/Anomaly: Update #2 NPP SMD Data Delay - Issued: August 3, 2026 0612
blue ball Product Outage/Anomaly: Update #1 NPP SMD Data Delay - Issued: August 03, 2026 0424Z
blue ball Product Outage/Anomaly: NPP SMD Data Delay - Issued: August 03, 2026 0232Z
blue ball SARSAT Outage/Anomaly Update #1: Florida Medium Earth Orbit (MEO) and Lower Earth Orbit (LEO) Outage , Issued: August 02, 2026 2351Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 02, 2026 - Issued: August 02, 2026 1910Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 02, 2026 - Issued: August 02, 2026 1436Z
blue ball Administrative: (Correction) GOES West MDS Meso-1 Scheduled for August 02, 2026 - Issued: August 02, 2026 1423Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 02, 2026 - Issued: August 02, 2026 1415Z
blue ball Administrative: Update #1: Enhanced Caution Ended for August 01, 2026- Issued: August 02, 2026 1240Z
blue ball SARSAT Outage/Anomaly: Florida Medium Earth Orbit (MEO) and Lower Earth Orbit (LEO) Outage - Issued: August 02, 2026 0556Z
blue ball Product Outage/Anomaly: Jason-3 Data Delay- Issued: August 01, 2026 2310Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 01 2026 - Issued: August 01 2026 1052Z
blue ball Administrative: Update #1 GOES East MDS Meso-1 Scheduled for July 30, 2026 - Issued: August 01 2026 0016Z
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The latest message is at the top. To decode the filenames for the messages listed above, MSGXXXHHMM.html, MSG means "Message", XXX is the Julian Date, HHMM is the time of the message in UTC. Files are now saved as html format.