BackForward Variable: Wind gust

Definition
Full name Wind gust
Definition Maximum value, over the observing cycle, of the 3-second running average wind speed
Measuring Units m.s-1  Uncertainty Units m.s-1 
Horizontal Res Units km Vertical Res Units
Stability Units m.s-1 (Stability /decade)

 

Comment:
Last modified:
Applied in OSCAR/Space Gap Analysis: No
Classification
  • Domain: Terrestrial
    • Sub-domain: Land surface
      • Variable: Wind gust
        • Measured in Layers:
          • Near Surface
          • Land surface
  • Cross-cutting themes:

Requirements defined for Wind gust  (2)

This tables shows all related requirements. For more operations/filtering, please consult the full list of Requirements
Note: In reading the values, goal is marked blue, breakthrough green, threshold orange
Application-dependent Technical Priority (ATP) Magenta and Relative priority of the attributes Red

Id Variable Layer App Area ATP Uncertainty Layer/s Quality Coverage Quality Stability / decade Hor Res Ver Res Obs Cyc Timeliness Coverage Conf Level Val Date Source General Comment Application Area Comment Horizontal Coverage Comment Observation Comment Performance Comment
698 Wind gust Near Surface 2.3 Nowcasting / Very Short-Range Forecasting 1 m.s-1 
1.7 m.s-1 
5 m.s-1  		1 km
5 km
20 km 		60 sec
10 min
60 min 		60 sec
10 min
60 min 		Global land reasonable 2013-04-15 P. Ambrosetti Near sensitive or populated areas requirements are more strict than elsewhere
763 Wind gust Near Surface
Land surface 		2.8 Aeronautical Meteorology 0.5 m.s-1 
1 m.s-1 
2 m.s-1  		5 sec
60 sec
2 min 		5 sec
60 sec
2 min 		Point firm 2014-03-31 J van der Meulen From ICAO Annex 3, Att. A; 'Variations from the mean surface wind': ± 1 m/s (2 kt), in terms of longitudinal and lateral components