Obs ReAnalysis : Différence entre versions

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Period&nbsp;: 195709 - 200208<br> Horizontal grid&nbsp;: 145x73 (2.5 deg) B grid (CMC/RPN)<br>Vertical info&nbsp;: 23 pressure levels from 1 hPa to 1000 hPa<br>Data source&nbsp;:&nbsp; http://data.ecmwf.int/data/d/era40/<br>Documentation&nbsp;: http://www.ecmwf.int/research/era/Products/Archive_Plan/Archive_plan_toc.html<br>Location&nbsp;: /st1_fs2/winger/ERA40<br><br>Driving data&nbsp;:&nbsp; Atmospheric driving data on pressure levels<br>Other 6-hourly and monthly mean fields&nbsp;:&nbsp; <br><br>&nbsp; on 23 pressure levels (1, 2, 3, 5, 7, 10, 20, 30, 50, 70, 100, 150, 200, 250, 300, 400, 500, 600, 700, 775, 850, 925, 1000 hPa)&nbsp;: <br> &nbsp;  
 
Period&nbsp;: 195709 - 200208<br> Horizontal grid&nbsp;: 145x73 (2.5 deg) B grid (CMC/RPN)<br>Vertical info&nbsp;: 23 pressure levels from 1 hPa to 1000 hPa<br>Data source&nbsp;:&nbsp; http://data.ecmwf.int/data/d/era40/<br>Documentation&nbsp;: http://www.ecmwf.int/research/era/Products/Archive_Plan/Archive_plan_toc.html<br>Location&nbsp;: /st1_fs2/winger/ERA40<br><br>Driving data&nbsp;:&nbsp; Atmospheric driving data on pressure levels<br>Other 6-hourly and monthly mean fields&nbsp;:&nbsp; <br><br>&nbsp; on 23 pressure levels (1, 2, 3, 5, 7, 10, 20, 30, 50, 70, 100, 150, 200, 250, 300, 400, 500, 600, 700, 775, 850, 925, 1000 hPa)&nbsp;: <br> &nbsp;  
  
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{| cellspacing="1" cellpadding="1" border="1" style="width: 234px; height: 352px;"
 
|-
 
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! scope="col" | NAME  
 
! scope="col" | NAME  
! scope="col" | DESCRIPTION
+
! scope="col" | DESCRIPTION  
 +
! scope="col" | UNIT
 
|-
 
|-
 
| TT  
 
| TT  
| Air temperature
+
| Air temperature  
 +
| C
 
|-
 
|-
 
| GZ  
 
| GZ  
| Geopotential
+
| Geopotential  
 +
| gdm
 
|-
 
|-
 
| HU  
 
| HU  
| Specific humidity
+
| Specific humidity  
 +
| kg/kg
 
|-
 
|-
 
| HR  
 
| HR  
| Relative humidity
+
| Relative humidity  
 +
| %
 
|-
 
|-
 
| UU  
 
| UU  
| U wind component
+
| U wind component  
 +
| knots
 
|-
 
|-
 
| VV  
 
| VV  
| V wind component
+
| V wind component  
 +
| knots
 
|-
 
|-
 
| WP  
 
| WP  
| vertical velocity
+
| vertical velocity  
 +
| Pa/s
 
|-
 
|-
 
| DD  
 
| DD  
| Divergence
+
| Divergence  
 +
| 1/s
 
|-
 
|-
 
| QR  
 
| QR  
| Relative vorticity
+
| Relative vorticity  
 +
| 1/s
 
|-
 
|-
 
| PVOR  
 
| PVOR  
| Potential vorticity
+
| Potential vorticity  
 +
|
 
|-
 
|-
 
| OZ  
 
| OZ  
| Ozone gas
+
| Ozone gas  
 +
| ppb
 
|}
 
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Version depuis le 5 d'avril 2013 à 20:45

Reanalysis

ERA40

Period : 195709 - 200208
Horizontal grid : 145x73 (2.5 deg) B grid (CMC/RPN)
Vertical info : 23 pressure levels from 1 hPa to 1000 hPa
Data source :  http://data.ecmwf.int/data/d/era40/
Documentation : http://www.ecmwf.int/research/era/Products/Archive_Plan/Archive_plan_toc.html
Location : /st1_fs2/winger/ERA40

Driving data :  Atmospheric driving data on pressure levels
Other 6-hourly and monthly mean fields : 

  on 23 pressure levels (1, 2, 3, 5, 7, 10, 20, 30, 50, 70, 100, 150, 200, 250, 300, 400, 500, 600, 700, 775, 850, 925, 1000 hPa) :
 

NAME DESCRIPTION UNIT
TT Air temperature C
GZ Geopotential gdm
HU Specific humidity kg/kg
HR Relative humidity %
UU U wind component knots
VV V wind component knots
WP vertical velocity Pa/s
DD Divergence 1/s
QR Relative vorticity 1/s
PVOR Potential vorticity
OZ Ozone gas ppb


  on model levels :

ACC NAME LEVEL DESCRIPTION UNIT

GL
Sea-ice cover 0-1

I0
1-4
Soil temperature level 1-4 K

I1
1-4
Volumetric soil water layer 1-4 m3/m3

I5

SWE, Snow depth (m of equivalent water) SNOMA(I5)=1000*SNORO(7S)*SD
m

I7
1-4
Ice surface temperature layer 1-4 K
A
O7
Snow evaporation (m of water) m/s
A
SMLT
Snowmelt (m of water) m/s

CWTR
Total column water (liquid+Ice+Vapour) (kg/m**2) kg/m2

PW
Total column water vapour (kg/m**2) kg/m2
A
AE

Stratiform precipitation (Large-scale precipitation) m/s
A
PC
Convective precipitation m/s
A
SN

Snowfall (convective + stratiform) m/s
A
AH

Surface sensible heat flux W/m2
A
AV

Surface latent heat flux W/m2

PN

Mean sea level pressure hPa

H

Boundary layer height m

NT

Total cloud cover (instantaneous) 0-1

UU
1sg
10 metre U wind component knots

VV
1sg 10 metre V wind component knots

TT
1sg 2 metre temperature C

TD
1sg 2 metre dewpoint temperature C
A
N4

Surface solar radiation downwards = AS/(1-AL(5)) W/m2
A
AD

Surface thermal radiation downwards W/m2
A
AS

Surface solar radiation W/m2
A
AI

Surface thermal radiation W/m2
A
TOAS

Top solar radiation = (AB-AU) W/m2
A
AR

Top thermal radiation W/m2
A
S7

East-West surface stress (N/m2)
A
S8

North-South surface stress (N/m2)
A
EVAP

Evaporation (m of water) m/s

NB

Low cloud cover 0-1

NM

Medium cloud cover 0-1

NH

High cloud cover 0-1
A
UG

Latitudinal component of gravity wave stress m/s3
A
V6

Meridional component of gravity wave stress m/s3
A
N0

Runoff (m of water) m/s

O3

Total column ozone (kg/m**2) kg/m2
A
SN_C

Top net solar radiation, clear sky W/m2
A
LN_C

Top net thermal radiation, clear sky W/m2
A
SN_C

Surface net solar radiation, clear sky W/m2
A
LN_C

Surface net thermal radiation, clear sky W/m2

WV_H

Significant wave height

WV_D

Mean wave direction

WV_P

Mean wave period

TN

Temperature of snow layer K

 

ERA-Interim

Period : 198901 - 200901
Horizontal grid : 181x91 (2.0 deg) B grid (CMC/RPN)
Vertical info : 22 pressure levels from 10 hPa to 1000 hPa
Data source :  Colin Jones, SMHI

Driving data :  Atmospheric driving data on pressure levels
                       SST & sea ice

Location : /st1_fs2/winger/ERA-Interim


ERA-Interim, 1.5 degree

Period : 197901 - 201106
Horizontal grid : 241x121 (1.5 deg) B grid (CMC/RPN)
Vertical info : 34 pressure levels from 5 hPa to 1000 hPa
Data source :  Michel Giguere, Ouranos

Driving data :  Atmospheric driving data on pressure levels
                       SST & sea ice

Location : /st1_fs2/winger/ERA-Interim_1.5


ERA-Interim, 0.75 degree

Period : 197901 - 201012
Horizontal grid : 481x241 (1.5 deg) B grid (CMC/RPN)
Data source :  Jean-Philippe Paquin, UQAM
2-D monthly mean fields

Location : /st1_fs2/winger/ERA-Interim_0.75


JRA25

Period : 197901 - 201212
Horizontal grid : 289x145 (1.25 deg) L grid (CMC/RPN)
Vertical info : 23 pressure levels from 0.4 hPa to 1000 hPa
Documentation : http://jra.kishou.go.jp/JRA-25/AboutJRA25_en.html
                            http://jra.kishou.go.jp/JRA-25/JRA25quality_en.html
Driving data :  Atmospheric driving data on pressure levels

Location : /skynet3_rech1/dugas/JRA25


Analysis

ECMWF

Period : 199609 - 200807
Horizontal grid : 181x91 (2.0 deg) L grid (CMC/RPN)
Vertical info : 18 pressure levels from 10 hPa to 1000 hPa
Data source :  Colin Jones, SMHI

Driving data :  Atmospheric driving data on pressure levels
                       SST & sea ice

Location : marvin:/local/sata1/data/ECMWF


Observations

CRU

  Period : 190101 - 200212
  Spacial coverage :  global, land only
  Spacial resolution :  0.5 deg
  Temporal resolution :  monthly means
  Fields :

 PR  precipitation [mm/day]
 TT  2m temperature [°C]
 T5
 2m min temperature [°C]
 T9
 2m max temperature [°C]
 DTR
 diurnal temperature range [°C]
 NF  2-D cloud cover [0-1]
 FRS  frost days [days]
 WET
 wet days [days]
 VAP  vapor pressure [hPa]

  Location : /st1_fs3/winger/Validation/CRU
  Source : http://www.cru.uea.ac.uk/cru/data/hrg

CRU_TS_3.1

  Period : 190101 - 200912
  Spacial coverage :  global, land only
  Spacial resolution :  0.5 deg
  Temporal resolution :  monthly means
  Fields :

 PR  precipitation [m/s]
 TT  2m temperature [°C]
 T5
 2m min temperature [°C]
 T9
 2m max temperature [°C]
 DTR
 diurnal temperature range [°C]
 NF  2-D cloud cover [0-1]
 FRS  frost days [days]
 WET
 wet days [days]
 VAP  vapor pressure [hPa]

  Location : /st1_fs2/winger/Validation/CRU_TS_3.1
  Source : http://www.cru.uea.ac.uk/cru/data/hrg


GPCP2

  Period : 199610 - 200906
  Spacial coverage :  global
  Spacial resolution :  1.0 deg
  Temporal resolution :  daily & monthly means
  Fields :

 PR  precipitation [m/s]

  Location : /st1_fs3/winger/Validation/GPCP2
  Source : http://www.esrl.noaa.gov/psd/data/gridded/data.gpcp.html


CPC_USA

  Period : 194801 - 201206
  Spacial coverage :  Continental USA
  Spacial resolution :  0.25 deg
  Temporal resolution :  daily & monthly means
  Fields :

 PR  precipitation [m/s]

  Location : /st1_fs3/winger/Validation/CPC_USA
  Documentation : http://www.esrl.noaa.gov/psd/data/gridded/data.unified.html


TRMM

  Period : 199801 - 200912
  Spacial coverage :  50°N - 50°S, with missing values
  WARNING: Data before February 2000 & north of 40°N might not be trustworthy!!!
  Spacial resolution :  0.25 deg
  Temporal resolution :  3-hourly, daily & monthly means
  Fields :

 PR  precipitation [m/s]

  Location : /st1_fs2/winger/Validation/TRMM
  Source : Grigory Nicolin, SMHI


GRDC

  Period : climatology
  Spacial coverage :  83°N - 55.5°S, with missing values
  Spacial resolution :  0.5 deg
  Temporal resolution :  climatology, annual & monthly means
  Fields :

  RFAC   total runoff [mm/s]

  Location : /st1_fs2/winger/Validation/GRDC
  Source : http://www.grdc.sr.unh.edu/html/Runoff/index.html