Requirement #448 

Values

For variable: Specific humidity

In application: 2.3 Nowcasting / Very Short-Range Forecasting

Application-dependent Technical Priority: 0.0

Goal Breakthrough Threshold Priority
Uncertainty 5 % 8 % 20 %
Layer/s Quality
Coverage Quality
Stability/decade (if applicable)
Horizontal Resolution 5 km 15 km 50 km
Vertical Resolution 0.1 km 0.5 km 2 km
Observing Cycle 15 min 30 min 60 min
Timeliness 10 min 20 min 60 min

 

Validated: 4/3/13 Source: P. Ambrosetti
General Comment: Accuracy 10% in RH 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:
          • FT
        • Horizontal Coverage: Global