NCEP-DOE Reanalysis 2 (Gaussian Grid), Total Cloud Coverage

Dataset Availability

1979-01-01T00:00:00Z–2024-10-31T18:00:00Z

Dataset Provider

NOAA

Earth Engine Snippet

ee.ImageCollection("NOAA/NCEP_DOE_RE2/total_cloud_coverage")

Tags

atmosphere climate cloud geophysical ncep noaa reanalysis

Description

NCEP-DOE Reanalysis 2 project is using a state-of-the-art analysis/forecast system to perform data assimilation using past data from 1979 through the previous year.

Bands

Resolution
278300 meters

Bands

Name	Units	Min	Max	Description
tcdc	%	0*	100*	Total cloud cover

* estimated min or max value

Terms of Use

Terms of Use

There are no restrictions on the use of these datasets.

Citations

Citations:

• NCEP-DOE AMIP-II Reanalysis (R-2): M. Kanamitsu, W. Ebisuzaki, J. Woollen, S-K Yang, J.J. Hnilo, M. Fiorino, and G. L. Potter. 1631-1643, Nov 2002, Bulletin of the American Meteorological Society..

Explore with Earth Engine

Important: Earth Engine is a platform for petabyte-scale scientific analysis and visualization of geospatial datasets, both for public benefit and for business and government users. Earth Engine is free to use for research, education, and nonprofit use. To get started, please register for Earth Engine access.

Code Editor (JavaScript)

// Import the dataset, filter the first five months of 2020.
var dataset = ee.ImageCollection('NOAA/NCEP_DOE_RE2/total_cloud_coverage')
                  .filter(ee.Filter.date('2020-01-01', '2020-06-01'));

// Select the total cloud cover band.
var totalCloudCoverage = dataset.select('tcdc');

// Reduce the image collection to per-pixel mean.
var totalCloudCoverageMean = totalCloudCoverage.mean();

// Define visualization parameters.
var vis = {
  min: 0,
  max: 80,  // dataset max is 100
  palette: ['black', 'white'],
};

// Display the dataset.
Map.setCenter(0, 20, 2);
Map.addLayer(totalCloudCoverageMean, vis, 'Total Cloud Coverage Data', false);

// Display a visualization image with opacity defined by cloud cover.
var visImg = totalCloudCoverageMean.visualize(vis)
  .updateMask(totalCloudCoverageMean.divide(100));
Map.addLayer(visImg, null, 'Total Cloud Coverage Vis.', true);

Open in Code Editor

NCEP-DOE Reanalysis 2 (Gaussian Grid), Total Cloud Coverage

NCEP-DOE Reanalysis 2 project is using a state-of-the-art analysis/forecast system to perform data assimilation using past data from 1979 through the previous year.

NOAA/NCEP_DOE_RE2/total_cloud_coverage, atmosphere,climate,cloud,geophysical,ncep,noaa,reanalysis

1979-01-01T00:00:00Z/2024-10-31T18:00:00Z

Google Earth Engine

https://developers.google.com/earth-engine/datasets