Requirement #704 

Values

For variable: Specific humidity

In application: Nowcasting / VSRF

Goal Breakthrough Threshold
Uncertainty 2 % 5 % 10 %
Stability/decade (if applicable)
Horizontal Resolution 5 km 10 km 50 km
Vertical Resolution 0.1 km 0.3 km 1 km
Observing Cycle 5 min 10 min 60 min
Timeliness 5 min 10 min 60 min

 

Validated: 4/25/13 Source: P. Ambrosetti
Comment: For derivation of atmospheric stability index Accuracy 5% in RH Confidence: reasonable
Def: :Not firm, but based on a strong heritage of experiments with similar data
Specifications
  • Domain: Atmosphere
    • Subdomain: Basic atmospheric
      • Variable: Specific humidity
        • Applicable (vertical) layers:
          • PBL
        • Horizontal Coverage: Global