Variable: Snow water equivalent

Definition
Full name Snow water equivalent
Definition Vertical depth of the water that would be obtained by melting a snow layer. Linked to snow depth through the density of the snow layer.
Measuring Units mm Uncertainty Units mm
Horizontal Res Units km Vertical Res Units
Stability Units mm (Stability /decade)

 

Comment:
Last modified: 2011-07-05
Classification
  • Domain: Terrestrial
    • Sub-domain: Land surface
      • Variable: Snow water equivalent
        • Measured in Layers:
          • Land surface

Requirements defined for Snow water equivalent  (10)

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 and threshold orange

Id Variable Layer App Area Uncertainty Stability / decade Hor Res Ver Res Obs Cyc Timeliness Coverage Conf Level Val Date Source
109 Snow water equivalent Land surface Climate-AOPC (deprecated) 5 mm
6.5 mm
10 mm
100 km
200 km
500 km
24 h
2 d
7 d
6 h
12 h
24 h
Global land firm 2007-07-19 AOPC
48 Snow water equivalent Land surface Agricultural Meteorology 5 mm
23.2 mm
500 mm
30 km
2.2 km
10 km
7 d
11 d
30 d
24 h
46 h
7 d
Global land reasonable 2003-10-20 ET ODRRGOS
300 Snow water equivalent Land surface Global NWP 2 mm
10 mm
20 mm
5 km
15 km
100 km
3 h
24 h
5 d
3 h
24 h
5 d
Global land reasonable 2009-02-10 John Eyre
406 Snow water equivalent Land surface Hydrology 5 mm
8 mm
20 mm
0.1 km
0.464 km
10 km
24 h
46 h
7 d
24 h
44 h
6 d
Global land reasonable 2003-10-20 ET ODRRGOS
825 Snow water equivalent Land surface Climate Monitoring (GCOS) 10 mm 10 mm 1 km 24 h Global reasonable 2019-09-30 GCOS-200: The Global Observing System for Climate: Implementation Needs (Published 2016)
13 Snow water equivalent Land surface CLIC (deprecated) 5 mm
8 mm
20 mm
10 km
13.6 km
25 km
24 h
41 h
5 d
7 d
11 d
30 d
Global land tentative 1998-10-29 WCRP
221 Snow water equivalent Land surface GEWEX (deprecated) 5 mm
10 mm
20 mm
15 km
50 km
250 km
12 h
24 h
7 d
30 d
45 d
90 d
Global land tentative 1998-10-29 WCRP
376 Snow water equivalent Land surface High Res NWP 5 mm
8 mm
20 mm
0.5 km
2 km
20 km
60 min
3 h
6 h
60 min
3 h
24 h
Global land tentative 2010-02-01 JF Mahfouf
573 Snow water equivalent Land surface SIAF (deprecated) 5 mm
10 mm
20 mm
50 km
100 km
500 km
24 h
2 d
7 d
24 h
2 d
7 d
Global land tentative 2009-01-19 Laura Ferranti
758 Snow water equivalent SSLP 5 mm
10 mm
20 mm
50 km
100 km
500 km
24 h
2 d
7 d
24 h
2 d
7 d
Global land tentative 2009-01-19 Laura Ferranti