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   5   6   7   8  


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


Last Update:   Aug 28, 2026 09:19 UTC

blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 28, 2026 - Issued: August 28, 2026 0905Z
blue ball Administrative: Correction: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 27, 2026 2058Z
blue ball Administrative: NCCF Out-of-Cycle Product Release on August 27, 2026 - Issued: August 27, 2026 2030 UTC
blue ball Administrative: Himawari-9 Weekly Special Satellite Operations Schedule, Issued: August 27, 2026 1700 UTC
blue ball Administrative: Update #1 : GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 27, 2026 1432Z
blue ball Administrative: Correction: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 27, 2026 1404Z
blue ball Administrative: Update #1 : Correction: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 27, 2026 1353Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 27, 2026 1348Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 27, 2026 1344Z
blue ball Administrative: Correction: GOES West MDS Meso-1 Scheduled for August 27, 2026 - Issued: August 27, 2026 0924Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 27, 2026 - Issued: August 27, 2026 0919Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 27, 2026 - Issued: August 27, 2026 0913Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 27, 2026 0453Z
blue ball Product Outage/Anomaly: EUMETSAT: Alert Message 2026-08-27 03:01:18 :: Jason-3 Service- Issued: August 27, 2026 0312Z
blue ball Product Outage/Anomaly: Jason 3 Data Delay/Loss - Issued: August 27, 2026 0050Z
blue ball Administrative: Update #2 - JPSS Algorithm Updates in IDPS Block 2.3 Maintenance Release Mx17 Transition to Operations rescheduled for September 29, 2026 - Issued August 26, 2026 2045 UTC
blue ball Administrative: Update #2 - GOES East MDS Meso-1 Scheduled for August 26, 2026 - Issued: August 26, 2026 2006Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 26, 2026 - Issued: August 26, 2026 1951Z
blue ball Administrative: Update #1 - GOES East MDS Meso-2 Scheduled for August 26, 2026 - Issued: August 26, 2026 1940Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 26, 2026 - Issued: August 26, 2026 1929Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 26, 2026 1923Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 26, 2026 1922Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 26, 2026 1919Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 26, 2026 - Issued: August 26, 2026 1909Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 27, 2026 - Issued: August 26, 2026 1646Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 26, 2026 - Issued: August 26, 2026 0709Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 26, 2026 - Issued: August 26, 2026 0702Z
blue ball Product Anomaly/Outage: Update #1 GOSAT-GW Data Delay-Issued August 26, 2026 0240Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 26, 2026 - Issued: August 26, 2026 0229Z
blue ball Product Outage/Anomaly: Update 1: S-NPP SMD Data Delay - Issued: August 26, 2026 0158Z
blue ball Product Anomaly/Outage: GOSAT-GW Data Delay-Issued August 26, 2026 0138Z
blue ball Product Outage/Anomaly: Update 1: NOAA-20 Data Delay - Issued: August 26, 2026 0130Z
blue ball Product Outage/Anomaly: Correction S-NPP SMD Data Delay - Issued: August 26, 2026 0049Z
blue ball Product Outage/Anomaly: S-NPP SMD Data Delay - Issued: August 24, 2026 0038Z
blue ball Product Outage/Anomaly: Update #1 NOAA-20 Data Delay - Issued: August 25, 2026 2054Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 25, 2026 - Issued: August 25, 2026 1726Z
blue ball =?UTF-8?Q?Administrative=3A_Update_=233_=2D_Termination_of_Satellite?= =?UTF-8?Q?_Analysis_Branch=E2=80=99s_Manual_Dvorak_Estimates_on_September_8=2C?= =?UTF-8?Q?_2026_=2D_Issued_August_25=2C_2026_1400_UTC?=
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 25, 2026 - Issued: August 25, 2026 0551Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 25, 2026 - Issued: August 25, 2026 0310Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 25, 2026 - Issued: August 25, 2026 0302Z
blue ball Product Outage/Anomaly: Update #1: NOAA-20 SMD Data Delay - Issued: August 24, 2026 2310Z
blue ball Product Outage/Anomaly: NOAA-20 SMD Data Delay - Issued: August 24, 2026 2212Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 24, 2026 - Issued: August 24, 2026 2122Z
blue ball Product Anomaly/Outage: GOES-19 GLM Products Delivered to AWIPS, GRB, PDA - Issued: August 24, 2026 2057 UTC
blue ball Product Outage/Anomaly: NOAA-20 SMD Data Delay - Issued: August 24, 2026 2053Z
blue ball Administrative: GOES-18 ABI Solar Calibration Scan scheduled for August 31, 2026, Issued: August 24, 2026 1658Z
blue ball Administrative: GOES-19 ABI Solar Calibration Scan scheduled for August 31, 2026, Issued: August 24, 2026 1651Z
blue ball Administrative: EUMETSAT SG-A1 In-Plane Maneuver on August 26th, 2026 at 08:11:31UTC - Issued August 24th, 2026 1537Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 24, 2026 - Issued: August 24, 2026 1408Z
blue ball Administrative: Product Distribution and Access (PDA) Planned ESPC Network Upgrades at the NSOF OPS site, beginning August 24th, 2026 1430Z - Issued: August 24th, 2026 1319Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 24, 2026 - Issued: August 24 2026 0720Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 24, 2026 - Issued: August 24 2026 0708Z
blue ball Product Outage/Anomaly: Update #1 NOAA-20 Data Delay - Issued: August 23, 2026 2344Z
blue ball Product Outage/Anomaly: NOAA-20 Data Delay- Issued: August 23, 2026 2156Z
blue ball Administrative: Correction: GOES East MDS Meso-2 Scheduled for August 23, 2026 - Issued: August 23, 2026 0700Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 23, 2026 - Issued: August 23, 2026 0649Z
blue ball Product Outage/Anomaly: Update #1 NOAA-20 Data Delay - Issued: August 23, 2026 0042Z
blue ball Product Outage/Anomaly: NOAA-20 Data Delay- Issued: August 23, 2026 0005Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 22, 2026 - Issued: August 22, 2026 1447Z
blue ball Product Anomaly/Outage: Update#1: Alert Message 2026-08-22 10:49:47 :: GDS-Metop-B - Issued: August 22, 2026 1255Z
blue ball Product Anomaly/Outage: Alert Message 2026-08-22 10:49:47 :: GDS-Metop-B - Issued: August 22, 2026 1105Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 22, 2026 - Issued: August 22, 2026 0833Z
blue ball Administrative: (Update #1) GOES West MDS Meso-2 Scheduled for August 21, 2026 - Issued: August 21, 2026 2050Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 22, 2026 - Issued: August 21, 2026 2046Z
blue ball Product Outage/Anomaly: Update #9 S-NPP SMD Data Delay - Issued: August 21, 2026 1745z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 23, 2026 - Issued: August 21, 2026 1743Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 21, 2026 - Issued: August 21, 2026 1544Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 21, 2026 - Issued: August 21, 2026 0746Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 21, 2026 - Issued: August 21, 2026 0739Z
blue ball Administrative: Update #1 - GOES West MDS Meso-2 Scheduled for August 20, 2026 - Issued: August 21, 2026 0014Z
blue ball Administrative: Update #1 - GOES West MDS Meso-2 Scheduled for August 20, 2026 - Issued: August 21, 2026 --1200Z
blue ball Product Outage/Anomaly: Update #2: S-NPP Data Delay Issued-August 20, 2026 2036Z
blue ball Product Outage/Anomaly: Update #8 S-NPP SMD Data Delay - Issued: August 20, 2026 2007Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 21, 2026 - Issued: August 20, 2026 1942Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 20, 2026 - Issued: August 20, 2026 1717Z
blue ball Administrative: Himawari-9 Weekly Special Satellite Operations Schedule, Issued: August 20, 2026 1700 UTC
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 20, 2026 - Issued: August 20, 2026 1611Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 19, 2026 - Issued: August 20, 2026 1606Z
blue ball Product Outage/Anomaly: Update #1: S-NPP SMD Data Delay - Issued: August 20, 2026 1217Z
blue ball Product Outage/Anomaly: NPP SMD Data Delay - Issued: August 20, 2026 1106Z
blue ball Administrative: Enhanced Caution Declared for August 20, 2026 - Issued: August 20, 2026 1055Z
blue ball Product Anomaly/Outage: Update #2 - GOSAT-GW Data Delay - Issued August 20, 2026 0249Z
blue ball Product Anomaly/Outage: Update #1 - GOSAT-GW Data Delay - Issued August 20, 2026 0205Z
blue ball Product Anomaly/Outage: GOSAT-GW Data Delay = Issued August 20, 2026 0153Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 20, 2026 - Issued: August 20, 2026 0035Z
blue ball Administrative: FNMOC Power Maintenance Scheduled for August 20, 2026 - Issued: August 19, 2026 1959Z
blue ball Administrative: GOES West MDS Meso-1 Scheduled for August 19, 2026 - Issued: August 19, 2026 1924Z
blue ball Administrative: (Update #1) GOES West MDS Meso-1 Scheduled for August 18, 2026 - Issued: August 19, 2026 1914Z
blue ball Administrative: GOES East MDS Meso-2 Scheduled for August 19, 2026 - Issued: August 19, 2026 1854Z
blue ball Administrative: GOES-18 and GOES-19 ABI Lunar Trending Calibration Scans scheduled from August 27th to 30th, 2026- Issued: August 19, 2026 1817Z
blue ball Administrative: Update #2: NCCF Product Release 1.26-4.2 on August 19, 2026 - Issued: August 19, 2026 1630 UTC
blue ball Product Outage/Anomaly: EUMETSAT:Alert Message 2026-08-19 15:35:19 :: Sentinel-3A Service - Issued August 19, 2026 1558Z
blue ball Product Outage/Anomaly: EUMETSAT: Alert Message 2026-08-19 15:37:12 :: Sentinel-3B Service - Issued August 19, 2026 1555Z
blue ball Administrative: GOES East MDS Meso-1 Scheduled for August 19, 2026 - Issued: August 19, 2026 1415Z
blue ball Administrative: SOLAR-1 Planned Outage /MAG X-Axis 5 Rev Calibration - Issued: August 19th, 2026 1414Z
blue ball Administrative: Update #4 - Decommissioning of Advanced Microwave Scanning Radiometer (AMSR2) Products and Transition to AMSR3 Products on September 2, 2026, Issued: August 19, 2026 1400 UTC
blue ball Administrative: Product Distribution and Access (PDA) Planned ESPC Network Upgrades at the NSOF OPS site, beginning August 19th, 2026 1430Z - Issued: August 19th, 2026 1335Z
blue ball Administrative: Product Distribution and Access (PDA) Planned ESPC Network Upgrades at the NSOF OPS site, beginning August 19th, 2026 1430Z - Issued: August 19th, 2026 1334Z
blue ball Administrative: GOES West MDS Meso-2 Scheduled for August 19, 2026 - Issued: August 19, 2026 1310Z
×

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.