OUTAGE NOTICE: The PSL website and data/ftp access will be down/intermittent
between April 19th and April 23rd
due to planned maintenance.
×
Physical Sciences Laboratory
Toggle navigation
About
About Us
Organization At-A-Glance
Science Reviews
Visiting NOAA Boulder
People
Contact Us
Staff List
Employee Spotlight
Research
Research
Overview
Teams
Publications
Assessments
Selected Topics
20th Century Reanalysis
Atmospheric Rivers
El Niño and La Niña
Renewable Energy
Interpreting Climate Conditions
In the Field
AQPI
ATOMIC
ENRR
MOSAiC
SPLASH
Observations
Arctic Climate
Shipboard
Technology
Data
All
Gridded Climate
Profiler Network Data & Image Library
Research Cruises
Arctic
Satellite
Boulder Climate & Weather
Analysis & Plotting Tools
Help
Products
All
Experimental
Map Room
Analysis & Plotting Tools
Subseasonal Tropical Forecasts
Climate Change Web Portal
20th Century Reanalysis
FACTS
WRIT
News | Events
News
Events
Seminars
Learn
Research Handouts
Education Resources
Funtastic Science Talks
Home
Gridded Data
20CR
20th Century Reanalysis Plot Archive
Plot Archive of 20th Century Reanalysis, 1871 - 2008
Choose reanalysis plot:
Select year desired (YYYY):
Select month/day/hour desired:
January
February
March
April
May
June
July
August
September
October
November
December
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
00Z
06Z
12Z
18Z
Select variable desired:
SLP / 500mb Height (No. Hemisphere)
SLP / 500mb Height (So. Hemisphere)
SLP / 850mb Zonal Wind (Tropics)
Sample figure: Sea-Level Pressure / 500mb Height
PROVISIONAL DATA - Subject to Revision.
This is a Research and Development Application
Information
In the news...
Citations
Documentation
20CR at PSL
20CR V3 Dataset Details
20CR V2c Dataset Details
Plotting and Analysis
Plot 20CR Monthly Composites
Plot 20CR Monthly Composites: Google Earth
Plot 20CR Daily Composites
Plot 20CR Sub-Daily Composites
Plot/Access All 20CR Data
WRIT Web Tools
Climate Index Timeseries
20CR Index Time Series
Background Information
Referencing Plots and Timeseries
Feedback
Please email feedback on your use of this data to
psl.data@noaa.gov