Greetings! Thank you for reporting this issue. We are aware of it and are working on a fix! We have a github issue where you can track the progress if you'd like: https://github.com/Unidata/netcdf-java/issues/1060 Best, Tara ================================================================ Good morning, The WMS service for the THREDDS MRMS Rotation Track data archive appears to have failed. The error then attempting to access the service is below. We noticed that this service stopped working properly earlier this month. https://thredds.ucar.edu/thredds/wms/grib/NCEP/MRMS/CONUS/RotationTrack/TP?service=WMS&version=1.3.0&request=GetCapabilities <ServiceExceptionReport xmlns="http://www.opengis.net/ogc"; xmlns:xsi=" http://www.w3.org/2001/XMLSchema-instance"; version="1.3.0" xsi:schemaLocation="http://www.opengis.net/ogc http://schemas.opengis.net/wms/1.3.0/exceptions_1_3_0.xsd";> <ServiceException> Problem creating dataset grib/NCEP/MRMS/CONUS/RotationTrack/TP Cause: Coordinate values must increase or decrease monotonically </ServiceException> </ServiceExceptionReport> Thanks, Ticket Details =================== Ticket ID: IIX-720088 Department: Support THREDDS Priority: Normal Status: Closed =================== NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.