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ds124.2 Detailed MetadataGo to Dataset: 
 

Overview
Dataset Citation:
UCAR/NCAR/CISL/DSS and ECMWF, 2005: ERA40 T85 Analysis Fields on Model Levels, created at NCAR. Published by the CISL Data Support Section at the National Center for Atmospheric Research, Boulder, CO (ds124.2).
Types of data:
  • Grids
Data formats:
Data providers:
  • UCAR/NCAR/CISL/DSS > Data Support Section, Computational and Information Systems Laboratory, National Center for Atmospheric Research, University Corporation for Atmospheric Research
  • ECMWF > European Centre for Medium-Range Weather Forecasts
Programs/Experiments that collected the data:
  • ERA40 > ECMWF ERA40 Reanalysis Project
Total volume:  2.753 Tbytes

Summary for Grids in WMO GRIB1 Format
Product and Coverage Information:
There is one product and one geographical coverage for all of the grids in this format:
    Product: Analysis
    Geographical Coverage: 1.375° x ~1.406° from 0E to 358.562E and 88.928N to 88.928S (256 x 128 Gaussian Latitude/Longitude)
VariableVertical LevelsTemporal Valid Range
Cloud cover
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
Cloud ice water content (kg kg-1)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
Cloud liquid water content (kg kg-1)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
Divergence (s-1)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
Geopotential (m2 s-2)
  • Hybrid level: 1
1957-09-01 00:00 to 2002-08-31 18:00
Logarithm of surface pressure
  • Hybrid level: 1
1957-09-01 00:00 to 2002-08-31 18:00
Ozone mass mixing ratio (kg kg-1)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
Specific humidity (kg kg-1)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
Temperature (K)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
U velocity (m s-1)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
V velocity (m s-1)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
Vertical velocity (Pa s-1)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00
Vorticity (relative) (s-1)
  • Hybrid level: 1
  • Hybrid level: 2
  • Hybrid level: 3
  • Hybrid level: 4
  • Hybrid level: 5
  • Hybrid level: 6
  • Hybrid level: 7
  • Hybrid level: 8
  • Hybrid level: 9
  • Hybrid level: 10
  • Hybrid level: 11
  • Hybrid level: 12
  • Hybrid level: 13
  • Hybrid level: 14
  • Hybrid level: 15
  • Hybrid level: 16
  • Hybrid level: 17
  • Hybrid level: 18
  • Hybrid level: 19
  • Hybrid level: 20
  • Hybrid level: 21
  • Hybrid level: 22
  • Hybrid level: 23
  • Hybrid level: 24
  • Hybrid level: 25
  • Hybrid level: 26
  • Hybrid level: 27
  • Hybrid level: 28
  • Hybrid level: 29
  • Hybrid level: 30
  • Hybrid level: 31
  • Hybrid level: 32
  • Hybrid level: 33
  • Hybrid level: 34
  • Hybrid level: 35
  • Hybrid level: 36
  • Hybrid level: 37
  • Hybrid level: 38
  • Hybrid level: 39
  • Hybrid level: 40
  • Hybrid level: 41
  • Hybrid level: 42
  • Hybrid level: 43
  • Hybrid level: 44
  • Hybrid level: 45
  • Hybrid level: 46
  • Hybrid level: 47
  • Hybrid level: 48
  • Hybrid level: 49
  • Hybrid level: 50
  • Hybrid level: 51
  • Hybrid level: 52
  • Hybrid level: 53
  • Hybrid level: 54
  • Hybrid level: 55
  • Hybrid level: 56
  • Hybrid level: 57
  • Hybrid level: 58
  • Hybrid level: 59
  • Hybrid level: 60
1957-09-01 00:00 to 2002-08-31 18:00

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