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.

      2019         1   2   3   4   5   6   7   8   9   10   11   12         2020         1   2   3   4   5   6   7   8   9   10   11   12  
      2021         1   2   3   4   5   6   7   8   9   10   11   12         2022         1   2   3   4   5   6   7   8   9   10   11   12  
      2023         1   2   3   4   5   6   7   8   9   10   11   12         2024         1   2   3   4   5   6   7   8   9   10   11   12  
      2025         1   2   3   4   5   6   7   8   9   10   11   12         2026         1   2   3   4  


This page shows the 100 most recent messages. To view older messages, please choose the year and month from the menu above.


Last Update:   Apr 02, 2026 23:19 UTC

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
blue ball Product Outage/Anomaly:Update#1 EUMETSAT: Alert Message 2026-03-31 20:47:48 :: Sentinel-6A Service - Issued March 31, 2026 2059Z
blue ball Product Outage/Anomaly: Update#1 EUMETSAT: Alert Message 2026-03-31 19:06:25 :: Sentinel-6A Service - Issued March 31, 2026 2047Z
blue ball Product Outage/Anomaly: EUMETSAT: Alert Message 2026-03-31 19:06:25 :: Sentinel-6A Service - Issued March 31, 2026 1933Z
blue ball Product Outage/Anomaly: EUMETSAT: Alert Message 2026-03-31 19:05:29 :: Sentinel-6A Service - Issued March 31, 2026 1920Z
blue ball Administrative: Jason-3 Data Delay Issued: March 31, 2026 1629Z
blue ball Administrative: GOES-West MDS Meso 2 - Scheduled for March 31, 2026 - Issued: March 31, 2026 1622Z
blue ball Administrative: JPSS Algorithm Updates in IDPS Block 2.3 Maintenance Release Mx16 Transition to Operations is scheduled for April 29, 2026 - Issued March 31, 2026 1600 UTC
blue ball Administrative: Update#1 GOES-West MDS Meso 2 - Scheduled for April 1, 2026 - Issued: March 31, 2026 1555Z
blue ball Administrative:Update#1 GOES-West MDS Meso 2 - Scheduled for April 1, 2026 - Issued: March 31, 2026 1550Z
blue ball Administrative:UPDATE#1 GOES East MDS Meso-2 Scheduled for April 1, 2026 - Issued: March 31, 2026 1540Z
blue ball Administrative: UPDATE#1 GOES East MDS Meso-1 Scheduled for April 1, 2026 - Issued: March 31, 2026 1532Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for March 31, 2026 - Issued: March 31, 2026 1523Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for March 31, 2026 - Issued: March 31, 2026 1412Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for April 1, 2026 - Issued: March 31, 2026 0040Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for April 1, 2026 - Issued: March 31, 2026 0035Z
blue ball Administrative: GOES-West MDS Meso 2 - Scheduled for April 1, 2026 - Issued: March 31, 2026 0029Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for March 30, 2026 - Issued: March 30, 2026 2053Z
blue ball Administrative: Update #1: Product Distribution and Access (PDA) Planned PDA Server patching activity at the NSOF OPS site, beginning March 30, 2026 - Issued: March 30, 2026 at 2017Z
blue ball Administrative: GOES-West MDS Meso 2 - Scheduled for March 30, 2026 - Issued March 30, 2026 1602Z
blue ball Administrative: Update #1: NCCF Product Upgrade 1.26-3.1 on April 29, 2026 - Issued: March 30, 2026 16:00 UTC
blue ball Product Outage/Anomaly: EUMETSAT: Alert Message 2026-03-30 13:46:17 :: Sentinel-3B Service - Issued March 30, 2026 1404Z
blue ball Product Outage/Delay: Update #1: Jason-3 in Reduced mode - Issued March 30, 2026 1253Z
blue ball Administrative: Product Distribution and Access (PDA) Planned PDA Server patching activity at the NSOF OPS site, beginning March 30, 2026 at 1300Z - Issued: March 30, 2026 at 1250Z
blue ball Administrative: Correction: GOES East MDS Meso-1 Scheduled for March 30, 2026 - Issued: March 30, 2026 1242Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for March 30, 2026 - Issued: March 30, 2026 1231Z
blue ball Product Outage/Anomaly: EUMETSAT- Alert Message 2026-03-28 23:16:00 :: Sentinel-3B Service- Issued March 29, 2026 2339Z
blue ball Administrative: GOES-West MDS Meso 2 - Scheduled for March 29, 2026 - Issued March 29, 2026 2136Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for March 29, 2026 - Issued: March 29, 2026 1454Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for March 29, 2026 - Issued: March 28, 2026 2111Z
blue ball Product Outage/Anomaly: Alert Message 2026-03-28 19:16:55 :: Jason-3 Service - Issued: March 28, 2026 1943Z
blue ball Product Anomaly/Outage: GCOM-W1 SMD Data Delay Issued: March 28, 2026 2020Z
blue ball Product Outage/Anomaly: EUMETSAT Update #1: Alert Message 2026-03-28 18:05:56 :: Sentinel-6A Service - Issued March 28, 2026 1816Z
blue ball Product Outage/Anomaly: EUMETSAT- Alert Message 2026-03-28 13:39:46 :: Sentinel-6A Service- Issued March 28, 2026 1350Z
blue ball Product Anomaly/Outage: CORRECTION GCOM-W1 SMD Missing Data - Issued: March 28, 2026 0959Z
blue ball Product Anomaly/Outage: GCOM-W1 SMD Data Delay - Issued: March 28, 2026 0918Z
blue ball Product Outage/Anomaly: Update: Alert Message 2026-03-28 05:38:12 :: Jason-3 Service - Issued: March 28, 2026 0558Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for March 27, 2026 - Issued: March 27, 2026 2038Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for March 28, 2026 - Issued: March 27, 2026 1956Z
blue ball Product Outage/Delay: Jason-3 in Reduced mode - Issued March 27, 2026 1700Z
blue ball Product Anomaly/Outage: GOES-18 - ABI L1b Bands 02, 11 Meso 2 products delivered to AWIPS, GRB, PDA -Issued: March 27, 2026 1633Z
blue ball Administrative: Update #1 - Enhanced Caution Declared for March 26, 2026 - Issued: March 27, 2026 1219Z
blue ball Product Outage/Anomaly: S-NPP Data Delay
blue ball Administrative: Correction - GOES East MDS Meso-2 Scheduled for March 27, 2026 - Issued: March 27, 2026 1935Z
blue ball Product Outage/Anomaly: Update #3: DMSP F-17 SSMI/S Outage - Issued: March 26, 2026 1733Z
blue ball Administrative: Correction - GOES East MDS Meso-2 Scheduled for March 29, 2026 - Issued: March 29, 2026 1503Z
blue ball Product Outage/Anomaly: EUMETSAT : (Update #1) GDS-Metop-B - Issued: March 26, 2026 1459Z
blue ball Product Anomaly/Outage: Update #1: GCOM-W1 SMD Data Delay - Issued: March 26, 2026 1350Z
blue ball Product Outage/Anomaly: EUMETSAT : GDS-Metop-B - Issued: March 26, 2026 1342Z
blue ball Product Anomaly/Outage: GCOM-W1 SMD Data Delay - Issued: March 26, 2026 1215Z
blue ball Administrative: Enhanced Caution Declared for March 26, 2026 - Issued: March 26, 2026 1055Z
blue ball Product Anomaly/Outage: GCOM SMD Data Delay - Issued: March 26, 2026 0228Z
blue ball Product Anomaly/Outage: GCOM SMD Data Delay - Issued: March 26, 2026 0112Zes
blue ball Product Anomaly/Outage: GOES-18 - Aerosol Detection products delivered to PDA -Issued: March 25, 2026 2212Z
blue ball Product Anomaly/Outage: GOES-19 - ABI L1b Bands, Cloud and Moisture Bands, products delivered to PDA - Issued: Mar 25, 2026 2135Z
blue ball Administrative: GOES-18 and GOES-19 ABI Lunar Trending Calibration Scans scheduled from March 29 through April 2, 2026 - Issued: March 25, 2026 1810Z
blue ball Product Outage/Anomaly: Update #2: DMSP F-17 SSMI/S Outage - Issued: March 25, 2026 1447Z
blue ball Product Outage/Anomaly: Update #1: DMSP F-17 SSMI/S Outage - Issued: March 25, 2026 1253Z
blue ball Product Outage Anomaly Metop-B In-Plane Maneuver-Issued: Mar 25, 2026 0008Z
blue ball Product Outage/Anomaly: DMSP F-17 SSMI/S Outage - Issued: March 24, 2026 1701Z
blue ball Administrative: Metop-C HEAP IASI Retrieval degradation - issued March 24, 2024 1646 UTC
blue ball Product Anomaly/Outage Update#1: GOES-19 - All EXIS Products, All SEISS Products, All SUVI Products, CCOR products delivered to GRB, PDA, SWPC -Issued: March 24, 2026 0513Z
blue ball Product Anomaly/Outage: GOES-19 - All EXIS Products, All SEISS Products, All SUVI Products, CCOR products delivered to GRB, PDA, SWPC -Issued: March 24, 2026 0513Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for March 24, 2026 - Issued: March 24, 2026 0128Z
blue ball Product Outage/Anomaly: EUMETSAT : GDS-Metop-B - Issued: March 23, 2026 1926Z
blue ball Administrative: GOES-19 ABI Post Yaw Flip Solar Calibration Scan Scheduled for March 30, 2026 - Issued: March 23 2026 1801Z
blue ball Administrative: GOES-18 ABI Solar Calibration Scheduled for March 30, 2026 - Issued: March 23 2026 1700Z
blue ball Product Outage/Anomaly: Correction: SARSAT Final Update: Guam 4 LEO Ground Station Offline - Issued: March 23, 2026 1545Z
blue ball SARSAT Outage/Anomaly: Final Update: Guam 4 LEO Ground Station Offline - Issued: March 23, 2026 1541Z
blue ball Administrative: GOES-East MDS Meso-2 Scheduled for March 23, 2026 - Issued: March 23, 2026 1326Z
blue ball =?UTF-8?Q?Product_Outage=2FAnomaly=3A_EUMETSAT=3A_0=C2=B0_MTG_Service_=2D_?= =?UTF-8?Q?Issued=3A_March_23=2C_2026_1314Z?=
blue ball Product Outage/Anomaly: NOAA-20 SMD Delay - Issued: March 23, 2026 0734Z
blue ball Product Outage/Anomaly: NOAA-20 SMD Delay - Issued: March 23, 2026 0606Z
blue ball Administrative: GOES-East MDS Meso-2 Scheduled for March 22, 2026 - Issued: March 22, 2026 0714Z
blue ball Administrative: GOES-East MDS Meso-1 Scheduled for March 22, 2026 - Issued: March 22, 2026 0706Z
blue ball Product Outage/Anomaly: Update#1:EUMETSAT- Alert Message 2026-03-21 14:04:26 :: GDS-Metop-B - Issued March 21, 2026 1611Z
blue ball Product Outage/Anomaly: EUMETSAT- Alert Message 2026-03-21 14:04:26 :: GDS-Metop-B - Issued March 21, 2026 1435Z
blue ball Administrative: Update#1: Enhanced Caution Declared for March 20, 2026 - Issued: March 21, 2026 1208Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for March 21, 2026 - Issued: March 21 , 2026 0810Z
blue ball Administrative: GOES-East MDS Meso-2 Scheduled for March 21, 2026 - Issued: March 21, 2026 0805Z
blue ball Administrative: GOES-East MDS Meso-1 Scheduled for March 21, 2026 - Issued: March 21, 2026 0757Z
blue ball Product Anomaly/Outage: GCOM SMD Data Delay - Issued: March 21, 2026 0252Z
blue ball Administrative: Enhanced Caution Declared for March 20, 2026 - Issued: March 20, 2026 2042Z
blue ball Product Outage/Anomaly: S-NPP Data Delay - Issued: March 20, 2026 1900Z
blue ball Product Outage/Anomaly: S-NPP Data Delay - Issued: March 20, 2026 1640Z
blue ball Product Outage/Anomaly: (Update #1) S-NPP Data Outage - Issued: March 20, 2026 1358Z
blue ball Product Outage/Anomaly: S-NPP Data Outage - Issued: March 20, 2026 1218Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for March 20, 2026 - Issued: March 20 , 2026 0738Z
blue ball Product Anomaly/Outage: GOES-19 - ADP, AOD, Cloud ALL, CMI_ALL, FDC, FSC, LSA, LST, LVMP, RSR, SST, DMW_ALL products delivered to PDA -Issued: Mar 20, 2026 0120Z
blue ball Administrative:Update#2 GOES-19 Yaw Flip Maneuver Scheduled for March
×

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.