Requirement #81 

Values

For variable: Cloud cover

In application: Climate-AOPC (deprecated)

Goal Breakthrough Threshold
Uncertainty 10 % 15 % 20 %
Stability/decade (if applicable)
Horizontal Resolution 99 km 100 km 500 km
Vertical Resolution
Observing Cycle 3 h 4 h 6 h
Timeliness 3 h 6 h 12 h

 

Validated: 2007-07-19 Source: AOPC
Comment: Accuracies should apply to low and high clouds separately. See Hansen et L. (1995) in T.R. Karl (Ed.) 1995 Long term climate monitoring by the Global Climate Observing System. Kluwer. Also, Climatic Change 31, Nos. 2-4. Confidence: firm
Def: :Result of impact studies of actual data used in actual applications of numerical or conceptual models
Specifications
  • Domain: Atmosphere
    • Subdomain: Clouds and precipitations
      • Variable: Cloud cover
        • Applicable (vertical) layers:
          • TC
        • Horizontal Coverage: Global