Requirement #700 

Values

For variable: Earth surface albedo

In application: Nowcasting / VSRF

Goal Breakthrough Threshold
Uncertainty 5 % 10 % 20 %
Stability/decade (if applicable)
Horizontal Resolution 1 km 5 km 10 km
Vertical Resolution
Observing Cycle 24 h 3 d 10 d
Timeliness 12 h 24 h 3 d

 

Validated: 4/15/13 Source: P. Ambrosetti
Comment: necessary to compute radiance balance at the surface for snow pack evolution forecast Confidence: reasonable
Def: :Not firm, but based on a strong heritage of experiments with similar data
Specifications
  • Domain: Atmosphere
    • Subdomain: Aerosols and radiation
      • Variable: Earth surface albedo
        • Applicable (vertical) layers:
          • Near Surface
        • Horizontal Coverage: Global