691 NOUS72 KNES 301455 ADMNES TOPIC: SENTINEL-6A SERVICE *DATE/TIME ISSUED: *DECEMBER 29, 2025 0304Z PRODUCT(S) OR DATA IMPACTED: NRT ALTIMETRY HR L2 PRODUCTS - S6A DATE/TIME OF INITIAL IMPACT: DECEMBER 29, 2025 2302Z *DATE/TIME OF EXPECTED END: TBD* LENGTH OF THE OUTAGE/EVENT: INVESTIGATION IS ON GOING. MESSAGE NUMBER: 13956 MESSAGE CREATION: MON DEC 29 02:47:45 UTC 2025 TYPE: SERVICE ALERT ANN NR: 12925 REV: 0 START TIME: 2025-12-28 23:02:00.0 SATELLITES: SENTINEL-6A SUBJECT: GROUND-SEGMENT-ANOMALY IMPACT: DATA-UNAVAILABLE DETAIL: INVESTIGATION IS ONGOING. REVISION HISTORY: STATUS: ONGOING ISSUE TIME: 2025-12-29 02:46:40.0 SERVICES: NRT ALTIMETRY HR L2 PRODUCTS - S6A NAME: EUMETSAT ADDRESS: EUMETSAT-ALLEE 1 D-64295 DARMSTADT GERMANY TELEPHONE: +49 6151 807 3660/3770 FAX: +49 6151 807 3790 E-MAIL: OPS@EUMETSAT.INT USER PORTAL: HTTPS://USER.EUMETSAT.INT YOU ARE RECEIVING THIS EMAIL BECAUSE YOU ARE SUBSCRIBED TO OUR USER NOTIFICATION SERVICE (UNS). YOU CAN MODIFY YOUR UNS SUBSCRIPTIONS OR UNSUBSCRIBE AT ANY TIME VIA OUR USER PORTAL (HTTPS://USER.EUMETSAT.INT) OR VIA THE UNS WEB INTERFACE (LOGIN TO OUR USER PORTAL REQUIRED). ANY EMAIL MESSAGE FROM EUMETSAT IS SENT IN GOOD FAITH BUT SHALL NEITHER BE BINDING NOR CONSTRUED AS CONSTITUTING A COMMITMENT BY EUMETSAT, EXCEPT WHERE PROVIDED FOR IN A WRITTEN AGREEMENT OR CONTRACT OR IF EXPLICITLY STATED IN THE EMAIL. PLEASE NOTE THAT ANY VIEWS OR OPINIONS PRESENTED IN THIS EMAIL ARE SOLELY THOSE OF THE SENDER AND DO NOT NECESSARILY REPRESENT THOSE OF EUMETSAT. THIS MESSAGE AND ANY ATTACHMENTS ARE INTENDED FOR THE SOLE USE OF THE ADDRESSEE(S) AND MAY CONTAIN CONFIDENTIAL AND PRIVILEGED INFORMATION. ANY UNAUTHORISED USE, DISCLOSURE, DISSEMINATION OR DISTRIBUTION (IN WHOLE OR IN PART) OF ITS CONTENTS IS NOT PERMITTED. IF YOU RECEIVED THIS MESSAGE IN ERROR, PLEASE NOTIFY THE SENDER AND DELETE IT FROM YOUR SYSTEM. =  692 NOUS72 KNES 301454 ADMNES TOPIC: SENTINEL-6A SERVICE *DATE/TIME ISSUED: *DECEMBER 29, 2025 0305Z PRODUCT(S) OR DATA IMPACTED: NRT ALTIMETRY LR L2 PRODUCTS - S6A NRT MICROWAVE AMR L2 PRODUCTS - S6A DATE/TIME OF INITIAL IMPACT: DECEMBER 29, 2025 2329Z *DATE/TIME OF EXPECTED END: *TBD LENGTH OF THE OUTAGE/EVENT: INVESTIGATION IS ON GOING. MESSAGE NUMBER: 13957 MESSAGE CREATION: MON DEC 29 02:51:34 UTC 2025 TYPE: SERVICE ALERT ANN NR: 12926 REV: 0 START TIME: 2025-12-28 23:29:00.0 SATELLITES: SENTINEL-6A SUBJECT: GROUND-SEGMENT-ANOMALY IMPACT: DATA-UNAVAILABLE DETAIL: INVESTIGATION IS ONGOING. REVISION HISTORY: STATUS: ONGOING ISSUE TIME: 2025-12-29 02:49:42.0 SERVICES: NRT ALTIMETRY LR L2 PRODUCTS - S6A NRT MICROWAVE AMR L2 PRODUCTS - S6A NAME: EUMETSAT ADDRESS: EUMETSAT-ALLEE 1 D-64295 DARMSTADT GERMANY TELEPHONE: +49 6151 807 3660/3770 FAX: +49 6151 807 3790 E-MAIL: OPS@EUMETSAT.INT USER PORTAL: HTTPS://USER.EUMETSAT.INT YOU ARE RECEIVING THIS EMAIL BECAUSE YOU ARE SUBSCRIBED TO OUR USER NOTIFICATION SERVICE (UNS). YOU CAN MODIFY YOUR UNS SUBSCRIPTIONS OR UNSUBSCRIBE AT ANY TIME VIA OUR USER PORTAL (HTTPS://USER.EUMETSAT.INT) OR VIA THE UNS WEB INTERFACE (LOGIN TO OUR USER PORTAL REQUIRED). ANY EMAIL MESSAGE FROM EUMETSAT IS SENT IN GOOD FAITH BUT SHALL NEITHER BE BINDING NOR CONSTRUED AS CONSTITUTING A COMMITMENT BY EUMETSAT, EXCEPT WHERE PROVIDED FOR IN A WRITTEN AGREEMENT OR CONTRACT OR IF EXPLICITLY STATED IN THE EMAIL. PLEASE NOTE THAT ANY VIEWS OR OPINIONS PRESENTED IN THIS EMAIL ARE SOLELY THOSE OF THE SENDER AND DO NOT NECESSARILY REPRESENT THOSE OF EUMETSAT. THIS MESSAGE AND ANY ATTACHMENTS ARE INTENDED FOR THE SOLE USE OF THE ADDRESSEE(S) AND MAY CONTAIN CONFIDENTIAL AND PRIVILEGED INFORMATION. ANY UNAUTHORISED USE, DISCLOSURE, DISSEMINATION OR DISTRIBUTION (IN WHOLE OR IN PART) OF ITS CONTENTS IS NOT PERMITTED. IF YOU RECEIVED THIS MESSAGE IN ERROR, PLEASE NOTIFY THE SENDER AND DELETE IT FROM YOUR SYSTEM. =