Obs ReAnalysis : Différence entre versions

Un article de Informaticiens département des sciences de la Terre et l'atmosphère
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m (ECMFW data (ERA40, ERA-Interim))
m (ECMWF Users (ERA40, ERA-Interim))
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All data should are accessible from all UQAM servers - unless specified otherwise
 
All data should are accessible from all UQAM servers - unless specified otherwise
  
= ECMWF '''Users''' (ERA40, ERA-Interim)  =
+
= ECMWF data users (ERA40, ERA-Interim)  =
  
 
Users of ECMWF data sets are requested to reference the source of the data in any publication, e.g.  
 
Users of ECMWF data sets are requested to reference the source of the data in any publication, e.g.  

Version depuis le 5 d'août 2013 à 18:54

All data should are accessible from all UQAM servers - unless specified otherwise

ECMWF data users (ERA40, ERA-Interim)

Users of ECMWF data sets are requested to reference the source of the data in any publication, e.g.

"ECMWF ERA-Interim data used in this study/project have been provided by ECMWF/have been obtained from the ECMWF data server."

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 - 201212
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 :  6-houtly atmospheric driving data on pressure levels (TT, HU, UU, VV, GZ, P0)
                       6-houtly SST & sea ice
                       CLASS offline driving data : 3- and 6-houly : PR, AD, N4
                                                                 6-houly            : TT, UV, HU, P0

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:/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: v1.1: 199610 - 200906
              v1.2: 199610 - 201301
  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


UDel - Willmott & Matsuura

  Period : 1900 - 2010
  Spacial coverage :  global, land only
  Spacial resolution :  0.5 deg
  Temporal resolution :  monthly means
  Fields :

  PR   precipitation [m/s]
  TT   2m temperature [°C]

  Location : /st1_fs2/winger/Validation/UDel
  Source : http://www.esrl.noaa.gov/psd/data/gridded/data.UDel_AirT_Precip.html#plot