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NOAA Physical Sciences Division 20th Century Reanalysis

Abstract: [Source: Twentieth Century Reanalysis (V1), NOAA PSD, ]

The analysis is performed with the Ensemble Filter as described in Compo et al. (2006).Observations of surface pressure and sea level pressure from the International Surface Pressure Databank version1.1 and ICOADS version 2.4 were assimilated every six hours. The ... View entire text
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Description: 20th Century Reanalysis Daily Composites
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Geographic Coverage
Spatial coordinates   
  N: 90.0   S: -90.0   E: 180.0   W: -180.0

Data Set Citation
Dataset Originator/Creator: NOAA/OAR/ESRL/PSD
Dataset Title: 20th Century Reanalysis data
Dataset Release Place: Boulder, CO, USA
Dataset Publisher: NOAA/OAR/ESRL/PSD
Version: 1
Online Resource:
Temporal Coverage
Start Date: 1908-01-01
Stop Date: 1958-12-31

Start Date: 1921-01-01
Stop Date: 1950-12-31
Data Resolution
Latitude Resolution: 2 Degree
Longitude Resolution: 2 Degree
Horizontal Resolution Range: 100 km - < 250 km or approximately 1 degree - < 2.5 degrees
Temporal Resolution: Monthly
Temporal Resolution Range: Monthly - < Annual
Quality View "Opportunities for Improvement" for quality information:
Use Constraints Please cite the data set creator if you use this data. Link for citation information:
Ancillary Keywords
Data Set Progress
Originating Center
Email: compo at
Contact Address:
Research Scientist
CIRES University of Colorado
Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2009-07-20
Last DIF Revision Date: 2017-08-24