Requirement #112 

Values

For variable: Specific humidity

In application: Climate-AOPC (deprecated)

Application-dependent Technical Priority:

Goal Breakthrough Threshold Priority
Uncertainty 2 g kg-1 5 g kg-1 20 g kg-1
Layer/s Quality
Coverage Quality
Stability/decade (if applicable)
Horizontal Resolution 50 km 100 km 200 km
Vertical Resolution 2 km 2.5 km 3 km
Observing Cycle 3 h 4 h 6 h
Timeliness 7 d 14 d 60 d

 

Validated: 7/19/07 Source: AOPC
General Comment: Signal sizes in section 3.3.7 of N. Nicholls et al. 1996 Observed Climate Variability and Change. Chapter 2 of Climate Change 1995 (IPCC Second Assessment). support this need. Confidence: firm
Def: :Result of impact studies of actual data used in actual applications of numerical or conceptual models
Application Area Comment: Horizontal Coverage Comment:
Observation Comment: Performance Comment:
Specifications
  • Domain: Atmosphere
    • Subdomain: Basic atmospheric
      • Variable: Specific humidity
        • Applicable (vertical) layers:
          • UTLS
        • Horizontal Coverage: Global