Beijing, October 2006 1 Overview LTSRF Status GHRSST Reanalysis Example L4 Analyses Future Activities http://ghrsst.nodc.noaa.gov The GODAE High Resolution SST The GODAE High Resolution SST Reanalysis Project Reanalysis Project Kenneth S. Casey Kenneth S. Casey NOAA National Oceanographic Data Center, USA NOAA National Oceanographic Data Center, USA Craig Donlon Craig Donlon GHRSST-PP International Project Office, GHRSST-PP International Project Office, Met Office, UK Met Office, UK The The GODAE Symposium GODAE Symposium on Ocean Data Assimilation and Prediction in Asia-Oceania on Ocean Data Assimilation and Prediction in Asia-Oceania
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The GODAE High Resolution SST Overview …...The GODAE High Resolution SST Reanalysis Project Kenneth S. Casey NOAA National Oceanographic Data Center, USA Craig Donlon GHRSST-PP International
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Beijing, October 2006
1
Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
The GODAE High Resolution SSTThe GODAE High Resolution SSTReanalysis ProjectReanalysis Project
Kenneth S. CaseyKenneth S. CaseyNOAA National Oceanographic Data Center, USANOAA National Oceanographic Data Center, USA
Craig DonlonCraig DonlonGHRSST-PP International Project Office,GHRSST-PP International Project Office,
Met Office, UKMet Office, UK
The The GODAE SymposiumGODAE Symposiumon Ocean Data Assimilation and Prediction in Asia-Oceaniaon Ocean Data Assimilation and Prediction in Asia-Oceania
Stewardship and ReanalysisStewardship and Reanalysis
US NOAA National Oceanographic Data Center
Beijing, October 2006
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Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
Stewardship and ReanalysisStewardship and Reanalysis
http://ghrsst.nodc.noaa.gov
Beijing, October 2006
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Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
Current StatusCurrent Status
Stewardship capability established at US NODCStewardship capability established at US NODC–– Automatic daily acquisition and archive from GDACAutomatic daily acquisition and archive from GDAC–– 30-day delay from observation to archive30-day delay from observation to archive–– All available online FTP, HTTP, and OPeNDAPAll available online FTP, HTTP, and OPeNDAP–– All data searchable via NODC Ocean Archive System -All data searchable via NODC Ocean Archive System -
LAC/HRPT) , MODIS Aqua, SEVIRI, AATSR, TMILAC/HRPT) , MODIS Aqua, SEVIRI, AATSR, TMI–– Coming Soon: MODIS Terra and GOESComing Soon: MODIS Terra and GOES
Beijing, October 2006
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Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
Current StatusCurrent Status
Data rates graphicData rates graphic……
Beijing, October 2006
7
Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
Current StatusCurrent Status
Data rates graphicData rates graphic……
Beijing, October 2006
8
Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
Current StatusCurrent Status
Data rates graphicData rates graphic……
Beijing, October 2006
9
Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
GDAC
GHRSST-PPNear Real-Time Data
DelayedMode Data
ReanalysisSST CDRs
(L4)
LTSRF atNODC
ReanalysisCommunity
GHRSST Reanalysis System MapGHRSST Reanalysis System Map
Beijing, October 2006
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Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
Goals of GHRSST ReanalysisGoals of GHRSST Reanalysis
Create delayed mode Create delayed mode climate dataclimate datarecordsrecords with higher accuracy and with higher accuracy andconsistencyconsistencyLink to longer term climate dataLink to longer term climate dataEnable a Enable a sustainedsustained reprocessing reprocessingcapabilitycapabilityAdhere to the GCOS Climate MonitoringAdhere to the GCOS Climate MonitoringPrinciplesPrinciples
Reanalysis canReanalysis can improve over near real timeimprove over near real timeanalysis by making use of:analysis by making use of:
Late-arriving dataLate-arriving dataReprocessed L2P dataReprocessed L2P dataImproved matchups, errors statistics, analysisImproved matchups, errors statistics, analysisprocedures, diurnal modelsprocedures, diurnal modelsTechniques which require data from Techniques which require data from ““futurefuture””observationsobservationsProcedures Procedures too demandingtoo demanding for near real timefor near real timeproductionproductionConsistent proceduresConsistent procedures for entire time seriesfor entire time series
Beijing, October 2006
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Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
RAN Technical Advisory GroupRAN Technical Advisory Group
Australian Bureau of MeteorologyAustralian Bureau of MeteorologyBoM Operational Regional SST1m
Met Office Global OSTIA SSTfnd
BoM Test Regional SSTfnd
CMAR 3 Day AVHRR SST1m
Helen Beggs, Australian BoM
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Overview
LTSRFStatus
GHRSSTReanalysis
Example L4Analyses
FutureActivities
http://ghrsst.nodc.noaa.gov
Ongoing and Future ActivitiesOngoing and Future Activities
Now that archive and stewardshipNow that archive and stewardshipfunctions are in place, focus onfunctions are in place, focus onreanalysis efforts (the reanalysis efforts (the RFRF in in LTSRFLTSRF))Clearly identifying (and encouraging)Clearly identifying (and encouraging)L2P reprocessing effortsL2P reprocessing effortsGCOS SST and SI Intercomparisons:GCOS SST and SI Intercomparisons:collecting data, unified accesscollecting data, unified access1st GHRSST Reanalysis and ensembles1st GHRSST Reanalysis and ensembles