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: Apr 13, 2026 14:19 UTC
blue ball Product Outage/Anomaly: EUMETSAT: Alert Message 2026-04-13 13:51:26 :: Sentinel-3B Service - Issued April 13, 2026 1417Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 13, 2026 - Issued: April 13, 2026 0757Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for April 13, 2026 - Issued: April 13, 2026 0754Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for April 13, 2026 - Issued: April 13, 2026 0751Z
blue ball Product Anomaly/Outage: GOES-19 - SUVI Products delivered to GRB, PDA - Issued April 13, 2026 0127Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for April 12, 2026 - Issued: April 12, 2026 1435Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 12, 2026 - Issued: April 12, 2026 1424Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for April 12, 2026 - Issued: April 12, 2026 1031Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for April 11, 2026 - Issued: April 11, 2026 1528Z
blue ball Administrative: Update #1 - GOES West MDS Meso-1 Scheduled for April 11, 2026 - Issued: April 11, 2026 1516Z
blue ball GOES East MDS Meso-2 Scheduled for April 11, 2026 - Issued: April 11, 2026 1328Z
blue ball Administrative: Critical Weather Day Declared for April 11, 2026 - Issued: April 11, 2026 0228Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for April 11, 2026 - Issued: April 10, 2026, 2137Z
blue ball Product Outage/Anomaly: Correction: EUMETSAT : GDS-Metop-B - Issued: April 10, 2026 1532Z
blue ball =?UTF-8?Q?Administrative=3A_Termination_of_Satellite_Analysis_Br?= =?UTF-8?Q?anch=E2=80=99s_Manual_Dvorak_Estimates_in_the_North_Atlantic=2C_Cent?= =?UTF-8?Q?ral_Pacific=2C_and_East_Pacific_on_May_10=2C_2026_=2D_Issued_April?= =?UTF-8?Q?_10=2C_2026_1400_UTC?=
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 10, 2026 - Issued: April 10, 2026, 1346Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for April 11, 2026 - Issued: April 10, 2026 0937Z
blue ball Product Outage/Anomaly: EUMETSAT : GDS-Metop-B - Issued: April 10, 2026 0547Z
blue ball Product Outage/Anomaly: Update #1: EUMETSAT : GDS-Metop-B - Issued: April 10, 2026 0324Z
blue ball Product Outage/Anomaly: EUMETSAT : GDS-Metop-B - Issued: April 09, 2026 2351Z
blue ball Administrative:Correction: GOES-West MDS Meso-2 Scheduled for April 10, 2026 - Issued: April 09, 2026 2326Z
blue ball Administrative: GOES-West MDS Meso-2 Scheduled for April 11, 2026 - Issued: April 09, 2026 2324Z
blue ball Administrative: GOES-West MDS Meso-2 Scheduled for April 10, 2026 - Issued: April 09, 2026 2258Z
blue ball Administrative: GOES-West/GOES-18 SDM Meso-2 Scheduled for April 10, 2026 - Issued: April 09, 2026 1918Z
blue ball Administrative: GOES-West/GOES-18 SDM Meso-1 Scheduled for April 10, 2026 - Issued: April 09, 2026 1912Z
blue ball Administrative: GOES-East/G19 SDM Meso-1 Scheduled for April 10, 2026 - Issued: April 09, 2026 1900Z
blue ball Product Outage/Anomaly: (Update #1) GCOM-W1 SMD Data Delay- Issued April 09, 2026 1855z
blue ball Administrative: Update #7 - NOAA-20 Ozone Mapping and Profiler Suite (OMPS) Nadir Mapper TC SDR and GEO (SOMTC and GOTCO), is scheduled for operational implementation on April 9, 2026 - Issued April 9, 2026 1810 UTC
blue ball Product Outage/Anomaly: GCOM-W1 SMD Data Delay- Issued April 09, 2026 1735z
blue ball Administrative: GOES-West/G18 SDM Meso-1 Scheduled for April 09, 2026 - Issued: April 09, 2026 1454Z
blue ball Administrative: GOES-East /G19 SDM Meso-2 Scheduled for April 09, 2026 - Issued: April 09, 2026 1328Z
blue ball Product Outage/Anomaly: Update #1: NCCF Missing GOES-19 Data - Issued: April 09, 2026 0023Z
blue ball Administrative: Enhanced Caution Declared for April 09, 2026 - Issued: April 08, 2026 2105Z
blue ball Product Outage/Anomaly: GCOM-W1 SMD Data Delay
blue ball Product Anomaly/Outage: JPSS N21 SMD Data Delay - Issued: April 08, 2026 1716Z
blue ball Product Anomaly/Outage: JPSS N20 SMD Data Delay - Issued: April 08, 2026 1715Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for April 08, 2026 - Issued: April 08, 2026 1346Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for April 08, 2026 - Issued: April 08, 2026 0612Z
blue ball Product Outage/Anomaly: NCCF Missing GOES-19 Data Issued: April 07, 2026 2046Z
blue ball Product Outage/Anomaly: Update#1 EUMETSAT: Sentinel-6A Service- Issued: April 7, 2026 1548Z
blue ball Administrative: Product Distribution and Access (PDA) Planned Annual PDA Continuity of Operations (COOP) Exercise, beginning May 04, 2026 1230Z - Issued: April 07, 2026 1527Z
blue ball Administrative: GOES-18 ABI Solar Calibration Scan scheduled for April 13, 2026, Issued: April 07, 2026 1433Z
blue ball Product Outage/Anomaly: Metop-C Snowfall Rate(SFR) Outage Issued: April 07, 2026 1404Z
blue ball Administrative: Update #1 - Metop-C HEAP IASI Retrieval degradation - issued April 7, 2026 1400 UTC
blue ball Administrative: GOES West MDS Meso-1 Scheduled for April 07, 2026 - Issued: April 07, 2026 1219Z
blue ball Product Outage/Anomaly: EUMETSAT: Update # 1: Sentinel-6A Service- Issued: April 07, 2026 0958Z
blue ball Product Outage/Anomaly: EUMETSAT: Alert Message 2026-04-07 03:52:38 :: Sentinel-6A Service Issued: April 07, 2026 0604Z
blue ball Product Outage/Anomaly: EUMETSAT: Sentinel-6A Service- Issued: April 07, 2026 0558Z
blue ball Product Outage/Anomaly: EUMETSAT: Sentinel-6A Service- Issued: April 07, 2026 0133Z
blue ball Product Anomaly/Outage: JPSS N20 SMD Data Delay - Issued: April 06, 2026 2107Z
blue ball Administrative: GOES-18 (GOES-WEST) ABI Encoder and Fine Track Error Calibrations scheduled for April 15, 2026 - Issued: April 06, 2026 1839Z
blue ball Administrative: GOES-19 ABI Solar Calibration Scan scheduled for April 13, 2026, Issued: April 06, 2026 1815Z
blue ball Product Outage/Anomaly: EUMETSAT: Sentinel-6A Service- Issued: April 6, 2026 1505Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 06, 2026 - Issued: April 06, 2026 1249Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 05, 2026 - Issued: April 05, 2026 1347Z
blue ball Product Outage/Anomaly: Update #1 - Alert Message 2026-04-05 11:11:37 :: Sentinel-6A Service - Issued April 5, 2026 1130Z
blue ball Product Outage/Anomaly: EUMETSAT: Sentinel-6A Service- Issued: April 4, 2026 1413Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for April 03, 2026 - Issued: April 04, 2026 1025Z
blue ball Himawari-9 Weekly Special Satellite Operations Schedule, Issued: April 3, 2026 1912 UTC
blue ball Product Anomaly/Outage: GOES-19 - Sectorized Cloud and Moisture Bands 02, 13, 14, 15, 16 products delivered to AWIPS -Issued: Apr 03, 2026 1756Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for April 03, 2026 - Issued: April 03, 2026 1104Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 03, 2026 - Issued: April 03, 2026 1100Z
blue ball Product Outage/Anomaly: EUMETSAT: Sentinel-6A Service - Issued: April 3, 2026 0918Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for April 02, 2026 - Issued: April 02, 2026, 2304Z
blue ball Administrative: Correction GOES East MDS Meso-1 Scheduled for April 02, 2026 - Issued: April 02, 2026, 2251Z
blue ball Administrative: Update #6 - NOAA-20 Ozone Mapping and Profiler Suite (OMPS) Nadir Mapper TC SDR and GEO (SOMTC and GOTCO), is scheduled for operational implementation on April 9, 2026 - Issued April 2, 2026 1808 UTC
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 02, 2026 - Issued: April 02, 2026, 1745Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for April 02, 2026 - Issued: April 02, 2026, 1235Z
blue ball Product Outage/Anomaly: EUMETSAT: Update #1: Sentinel-6A Service - Issued: April 2, 2026 0440Z
blue ball Product Outage/Anomaly: EUMETSAT: Sentinel-6A Service - Issued: April 2, 2026 0305Z
blue ball Administrative: Update #1: GOES East MDS Meso-2 Scheduled for April 1, 2026 - Issued: April 1, 2026 2352Z
blue ball Administrative: (Update#3) Suomi National Polar-orbiting Partnership (S-NPP) Testing starting February 25, 2026 - Issued April 01, 2026 1955z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 2, 2026 - Issued: April 1, 2026 1944Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 1, 2026 - Issued: April 1, 2026 1940Z
blue ball Administrative: Planned Maintenance Impacting ESPC Legacy Production Systems on April 2, 2026 Issued: April 1, 2026 1720Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for April 01, 2026 - Issued: April 01, 2026 1321Z
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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.