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Name Template: PUB/MISSION/level1a/ncrncp/ncrncp_YYYY.DDD.HH.MM.UUUU_nc

DDDDay of year
HHHour
MISSIONMission ID (eight characters or less--champ, champrt, sacc, sacctst, etc)
MMMinute
PUBBase directory for the pub hierarchy
UUUUDuration of file in minutes
YYYYYear

NCEP/NCAR Global Reanalysis The original GRIB format file is archived on NCAR mass store as dataset 090.0. It is converted to netCDF format upon copying to CDAAC.

Grid Data


Z_sfc

  • Description:geopotential height
  • Data Type: float
  • Units: gp m
  • Missing Value: -999

grid_type_code

  • Description:GRIB-1 GDS data representation type
  • Data Type: long

N

  • Description:number of lat.circles, pole
  • Data Type: long

Nj

  • Description:number of points along a longitude circle
  • Data Type: long

reftime

  • Description:reference time
  • Data Type: double
  • Units: hours since 1992-1-1

lpdg_bot

  • Description:bottom level of boundary layer between 2 levels at specified pressure differences from ground to levels
  • Data Type: float
  • Units: hectopascals

Dj

  • Description:Latitudinal direction increment
  • Data Type: float
  • Units: degrees

lpdg_top

  • Description:top level of boundary layer between 2 levels at specified pressure differences from ground to levels
  • Data Type: float
  • Units: hectopascals

P_sfc

  • Description:surface pressure
  • Data Type: float
  • Units: Pa
  • Missing Value: -999

grid_type

  • Description:GRIB-1 grid type
  • Data Type: byte

fhg

  • Description:fixed height above ground
  • Data Type: float
  • Units: meters

Ni

  • Description:number of points along a latitude circle
  • Data Type: long

level

  • Description:level
  • Data Type: float
  • Units:

grid_number

  • Description:GRIB-1 catalogued grid numbers
  • Data Type: long
  • Missing Value: -999

i_dim

  • Description:longitude dimension name
  • Data Type: byte

valtime_offset

  • Description:hours from reference time
  • Data Type: float
  • Units: hours

Lo1

  • Description:longitude of first grid point
  • Data Type: float
  • Units: degrees_east

La2

  • Description:latitude of last grid point
  • Data Type: float
  • Units: degrees_north

model_id

  • Description:generating process ID number
  • Data Type: long

lat

  • Description:latitude
  • Data Type: float
  • Units: degrees_north

grid_center

  • Description:GRIB-1 originating center ID
  • Data Type: long

grid_name

  • Description:grid name
  • Data Type: byte

datetime

  • Description:reference date and time
  • Data Type: byte

nav_model

  • Description:navigation model name
  • Data Type: byte

sigma

  • Description:sigma level
  • Data Type: float
  • Units:

La1

  • Description:latitude of first grid point
  • Data Type: float
  • Units: degrees_north

Di

  • Description:Longitudinal direction increment
  • Data Type: float
  • Units: degrees

T_sigma

  • Description:temperature
  • Data Type: float
  • Units: degK
  • Missing Value: -999

valtime

  • Description:valid time
  • Data Type: double
  • Units: hours since 1992-1-1

j_dim

  • Description:latitude dimension name
  • Data Type: byte

spec_hum_sigma

  • Description:specific humidity
  • Data Type: float
  • Units: kg/kg
  • Missing Value: -999

Lo2

  • Description:longitude of last grid point
  • Data Type: float
  • Units: degrees_east

lon

  • Description:longitude
  • Data Type: float
  • Units: degrees_east

ResCompFlag

  • Description:resolution and component flags
  • Data Type: byte