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Measurement : Cloud base height

For a given cloud or cloud layer, the lowest level of the atmosphere where cloud properties are detectable.

Categories
Cloud Properties

Instruments

The above measurement is considered scientifically relevant for the following instruments. Refer to the datastream (netcdf) file headers of each instrument for a list of all available measurements, including those recorded for diagnostic or quality assurance purposes.

• ARM Instruments
  • BLC : Belfort Laser Ceilometer
  • MPL : Micropulse Lidar
  • MWRP : Microwave Radiometer Profiler
  • RL : Raman Lidar
  • VCEIL : Vaisala Ceilometer
• External Instruments
  • NOAASURF : NOAA Surface Meteorology Data, collected by NWS and NCDC
  • NCEPGFS : National Centers for Environment Prediction Global Forecast System
  • RUC : Rapid Update Cycle Model Data
• Field Campaign Instruments
  • AERIPLUS-UWISC : AERIPLUS-University of Wisconsin
  • CO2LIDAR : Carbon Dioxide Doppler Lidar
  • CEIL-UMIAMI : Ceilometer(University of Miami)
  • CIR : Cloud Infrared Radiometer
  • IRSI : Infrared Sky Imager
  • MIRAI : JAMSTEC Research Vessel Mirai
  • MPL : Micropulse Lidar
  • MPL-AIR : Micropulse Lidar- Airborne
  • MWRP : Microwave Radiometer Profiler
  • LBTM-MINNIS : Minnis Cloud Products Using LBTM Algorithm
  • VISST : Minnis Cloud Products Using Visst Algorithm
  • RONBROWN : NOAA Research Vessel Ron Brown
  • NOAASURF : NOAA Surface Meteorology Data, collected by NWS and NCDC
  • NAWX : NRC Airborne W and X Band Radar
  • MPLNOR : Normalized Backscatter Profiles from the Micropulse Lidar
  • PARSL : PNNL's Atmospheric Remote Sensing Laboratory
  • MMCR94PSU : Penn State 94GHz MMCR
  • RLPROF : Raman LIDAR Vertical Profiles
  • RL : Raman Lidar
  • VCEIL : Vaisala Ceilometer

Value-Added Products

• MPLCMASK : Cloud mask from Micropulse Lidar (Process)
  • 30SMPLCMASK1ZWANG : MPL: 30-second cloud mask using the first Z. Wang, et al algorithm
• MMCRMODE : MMCR mode moments, derived by ARSCL process (Process)
  • MMCRMODE1ST200309091CLOTH : ARSCL: derived, MMCR Mode 1 (status mode) moments
  • MMCRMODE2CI200309091CLOTH : ARSCL: derived, MMCR Mode 2 (cirrus mode) moments
  • MMCRMODE4RO200309091CLOTH : ARSCL: derived, MMCR Mode 4 (robust mode) moments
  • MMCRMODE3GE200309091CLOTH : ARSCL: derived, MMCR Mode 3 (general mode) moments
  • MMCRMODE3GE200712011CLOTH : ARSCL: derived, MMCR Mode 5 (co-polarized mode) moments
  • MMCRMODE5P0200408121CLOTH : ARSCL: derived, MMCR Mode 6 (cross-polarized mode) moments
  • MMCRMODE6P1200408121CLOTH : ARSCL: derived, MMCR Mode 2 (cirrus mode) moments (8/04-5/05)
  • MMCRMODE2CI200408121CLOTH : ARSCL: derived, MMCR Mode 3 (general mode) moments (8/04-5/05)
  • MMCRMODE3GE200408121CLOTH : ARSCL: derived, MMCR Mode 2 (cirrus mode) moments (since 11/2005)
  • MMCRMODE2CI200511041CLOTH : ARSCL: derived, MMCR Mode 2 (cirrus mode) moments (version 6/2006)
  • MMCRMODE2CI200606161CLOTH : ARSCL: derived, MMCR Mode 3 (general mode) moments (since 11/2005)
  • MMCRMODE3GE200511041CLOTH : ARSCL: derived, MMCR Mode 2 (cirrus mode) moments, 20040415 version
  • MMCRMODE2CI200404141CLOTH : ARSCL: derived, MMCR Mode 2 (cirrus mode) moments (version 11/2006)
  • MMCRMODE2CI200608161CLOTH : ARSCL: derived, MMCR Mode 2 (cirrus mode) moments, 20071201 version
  • MMCRMODE2CI200712011CLOTH : ARSCL: derived, MMCR Mode 3 (general mode) moments (version 6/2006)
  • MMCRMODE3GE200606161CLOTH : ARSCL: derived, MMCR Mode 4 (robust mode) moments, 20040415 version
  • MMCRMODE4RO200404141CLOTH : ARSCL: derived, MMCR Mode 4 (robust mode) moments, 20071201 version
  • MMCRMODE4RO200712011CLOTH : ARSCL: derived, MMCR Mode 1 (stratus mode) moments, 20040415 version
  • MMCRMODE1ST200404151CLOTH : ARSCL: derived, MMCR Mode 2 (cirrus mode) moments, 20080418 version
  • MMCRMODE2CI200804181CLOTH : ARSCL: derived, MMCR Mode 3 (general mode) moments, 20040415 version
  • MMCRMODE3GE200404141CLOTH : ARSCL: derived, MMCR Mode 3 (general mode) moments (version 11/2006)
  • MMCRMODE3GE200608161CLOTH : ARSCL: derived, MMCR Mode 4 (precipitation mode) moments (8/04-5/05)
  • MMCRMODE4PR200408121CLOTH : ARSCL: derived, MMCR Mode 1 (boundary layer mode) moments (8/04-5/05)
  • MMCRMODE1BL200408121CLOTH : ARSCL: derived, MMCR Mode 3 (general mode) moments, 20080418 version
  • MMCRMODE3GE200804181CLOTH : ARSCL: derived, MMCR Mode 4 (precipitation mode) moments (since 11/2005)
  • MMCRMODE4PR200511041CLOTH : ARSCL: derived, MMCR Mode 1 (boundary layer mode) moments (since 11/2005)
  • MMCRMODE1BL200511041CLOTH : ARSCL: derived, MMCR Mode 4 (precipitation mode) moments (version 6/2006)
  • MMCRMODE4PR200606161CLOTH : ARSCL: derived, MMCR Mode 5 (co-polarized mode) moments, 20080418 version
  • MMCRMODE5P0200804181CLOTH : ARSCL: derived, MMCR Mode 1 (boundary layer mode) moments (version 6/2006)
  • MMCRMODE1BL200606161CLOTH : ARSCL: derived, MMCR Mode 4 (precipitation mode) moments (version 11/2006)
  • MMCRMODE4PR200608161CLOTH : ARSCL: derived, MMCR Mode 1 (boundary layer mode) moments (version 11/2006)
  • MMCRMODE1BL200608121CLOTH : ARSCL: derived, MMCR Mode 1 (boundary layer mode) moments, 20071201 version
  • MMCRMODE1BL200712011CLOTH : ARSCL: derived, MMCR Mode 1 (boundary layer mode) moments, 20080418 version
  • MMCRMODE1BL200804181CLOTH : ARSCL: derived, MMCR Mode 4 (precipitation mode) moments, 20080418 version
  • MMCRMODE4PR200804181CLOTH : ARSCL: derived, MMCR Mode 6 (cross-polarized mode) moments, 20080418 version
  • MMCRMODE6P1200804181CLOTH :
• RLPROF : Raman LIDAR Vertical Profiles (Process)
  • RLPROFMERGE1TURN : Merged analog and photon counting profiles used as input for other RLPROF VAPs
  • 10RLPROFBE1TURN : Raman LIDAR (RL): Best-estimate state of the atmos. profiles from RL & AERI+GOES retrievals
  • 2RLPROFDEP1TURN : 2-minute Raman Lidar: aerosol depolarization profiles and single layer cloud optical depths
  • 2RLPROFASR1FERR : 2-minute Raman Lidar: aerosol scattering ratio and backscattering coefficient profiles, from first Ferrare algorithm
  • 10RLPROFDEP1TURN : 10-minute Raman Lidar: aerosol depolarization profiles and single layer cloud optical depths from first Turner algorithm
• VISST : Minnis Cloud Products Using Visst Algorithm (Process)
  • VISSTGRIDG08V2MINNIS : VISST-derived gridded products from satellite GOES8, version 2
  • VISSTGRIDG08V3MINNIS : VISST-derived gridded products from satellite GOES8, version 3
  • VISSTGRIDG09V3MINNIS : VISST-derived gridded products from satellite GOES9, version 3
  • VISSTGRIDM1RV3MINNIS : VISST-derived gridded products from satellite MTSAT, version 3
  • VISSTGRIDG10V2MINNIS : VISST-derived gridded products from satellite goes10, version 2
  • VISSTGRIDG10V3MINNIS : VISST-derived gridded products from satellite GOES10, version 3
  • VISSTGRIDG11V3MINNIS : VISST-derived gridded products from satellite GOES11, version 3
  • VISSTGRIDG11V4MINNIS : VISST-derived gridded products from satellite GOES11, version 4
  • VISSTGRIDG13V4MINNIS : VISST-derived gridded products from satellite GOES13, version 4
  • VISSTPX04G08V2MINNIS : VISST-derived pixel-level products from satellite GOES8, version 2
  • VISSTPX04G08V3MINNIS : VISST-derived pixel-level products from satellite GOES8, version 3
  • VISSTPX04G10V2MINNIS : VISST-derived pixel-level products from satellite GOES10, version 2
  • VISSTPX04G10V3MINNIS : VISST-derived pixel-level products from satellite GOES10, version 3
  • VISSTPX04G11V3MINNIS : VISST-derived pixel-level products from satellite GOES11, version 3
  • VISSTPX04G11V4MINNIS : VISST-derived pixel-level products from satellite GOES11, version 4
  • VISSTPX04G13V4MINNIS : VISST-derived pixel-level products from satellite GOES13, version 4
  • VISSTNAUGRIDM1RV3MINNIS : VISST-derived gridded products for Nauru, from satellite MTSAT, version 3
  • VISSTNAUGRIDG09V3MINNIS : VISST-derived gridded products for Nauru, from satellite GOES09, version 3
  • VISSTNAUPX04G09V3MINNIS : VISST-derived pixel-level products for Nauru, from satellite GOES09, version 3
  • VISSTNAUPX04M1RV3MINNIS : VISST-derived pixel-level products for Nauru, from satellite MTSAT, version 3
  • VISSTDARGRIDM1RV1MINNIS : VISST-derived gridded products for Darwin, NWT, Australia, from satellite MTSAT
  • VISSTDARPX04M1RV1MINNIS : VISST-derived pixel-level products for Darwin, NWT, Australia, from satellite MTSAT
  • VISSTMANGRIDM1RV3MINNIS : VISST-derived gridded products for Manus Island, Papua-New Guinea, from MTSAT, version 3
  • VISSTDARGRIDM1RV3MINNIS : VISST-derived gridded products for Darwin, NWT, Australia, from satellite MTSAT, version 3
  • VISSTDARGRIDG09V3MINNIS : VISST-derived gridded products for Darwin, NWT, Australia, from satellite GOES09, version 3
  • VISSTDARPX04G09V3MINNIS : VISST-derived pixel-level products for Darwin, NWT, Australia, from satellite MTSAT, version 3
  • VISSTDARPX04M1RV3MINNIS : VISST-derived gridded products for Manus Island, Papua-New Guinea, from satellite GOES09, version 3
  • VISSTMANGRIDG09V3MINNIS : VISST-derived pixel-level products for Manus Island, Papua-New Guinea, from satellite MTSAT, version 3
  • VISSTMANPX04M1RV3MINNIS : VISST-derived pixel-level products for Manus Island, Papua-New Guinea, from satellite GOES09, version 3
  • VISSTMANPX04G09V3MINNIS :
• MPLCBH : Cloud Base Height from MPL Using Scott-Spinhirne Algorithm (Process)
  • MPLCBH1SCOTT : MPL: cloud base heights using the Scott/Spinhirne algorithm
• ARSCL : Active Remotely-Sensed Cloud Locations (Process)
  • RHBARSCL1CLOTH : ARSCL: multiple outputs from first Clothiaux algorithms, Ron Brown ship, Nauru
  • ARSCL1CLOTH : ARSCL: multiple outputs from first Clothiaux algorithms on Vaisala or Belfort ceilometers, Micropulse lidar, and MMCR
  • ARSCLBND1CLOTH : ARSCL: cloud boundaries from first Clothiaux algorithms on Vaisala or Belfort ceilometers, Micropulse lidar, and MMCR
  • ARSCLCBH1CLOTH : ARSCL: cloud base height from first Clothiaux algorithms on Vaisala or Belfort ceilometers, Micropulse lidar, and MMCR
• MPLNOR : Normalized Backscatter Profiles from the Micropulse Lidar (Process)
  • MPLNOR1CAMP : MPL: backscatter profiles normalized and cloud detection routine applied.
• MPLAVG : MPL: data averaged to fixed 30 second interval, e.g. for polarized data (Process)
  • MPLPOLAVG : Micropulse Lidar polarized (MPLPOL) data averaged to fixed 30 second interval

Datastreams

• MPL : Micropulse Lidar Datastreams
  • MPLPS : Micropulse Lidar: polarization of atmosphere
  • MPL : Micropulse Lidar (MPL): cloud base and top heights
  • MPLPOL : Micropulse Lidar (MPL) polarized: cloud base and top heights
  • MPLPOLFS : Micropulse Lidar (MPL) polarized, fast sampling: cloud base and top heights
• BLC : Belfort Laser Ceilometer Datastreams
  • BLCPROF : Belfort Laser Ceilometer (BLC): profiles
  • BLC : Belfort Laser Ceilometer (BLC): 30-s avgs of cloud base heights at up to 3 levels
• VCEIL : Vaisala Ceilometer Datastreams
  • VCEIL25K : Vaisala Ceilometer (VCEIL): cloud base heights, 25,000 feet max range
• NCEPGFS : National Centers for Environment Prediction Global Forecast System Datastreams
  • NCEPGFSSFC : NCEP GFS: surface variables
  • NCEPGFSNAUSFC : NCEP GFS: flux variables at Nauru
  • NCEPGFSMANSFC : NCEP GFS: surface variables at Manus
  • NCEPGFSBRWSFC : NCEP GFS: surface variables at Barrow
  • NCEPGFSDARSFC : NCEP GFS: surface variables at Darwin
  • NCEPGFSATKSFC : NCEP GFS: surface variables at Atqasuk
• RUC : Rapid Update Cycle Model Data Datastreams
  • RUC20ISOB : Rapid Update Cycle (RUC) model: daily isobaric analysis data, 20 km resolution
  • ALLRUC20ISOB : Rapid Update Cycle (RUC) model: isobaric main analysis data, 20-km resolution
  • ALLRUC40ISOB : Rapid Update Cycle (RUC) model: isobaric main analysis data, 40-km resolution
  • SYNRUC20ISOB : Rapid Update Cycle (RUC) model: isobaric output, 20 km grid, averaged to 40 km
• MWRP : Microwave Radiometer Profiler Datastreams
  • MWRP : Microwave Radiometer data (MWR Profiles - QME), water vapor, temp, cloud liquid water, precip water retrievals
• NOAASURF : NOAA Surface Meteorology Data, collected by NWS and NCDC Datastreams
  • 60NWSSURF : National Weather Service (NWS) surface meteorology data: 60-minute averages