BackForward Variable: Air temperature (near surface)

Definition
Full name Air temperature (near surface)
Definition Air temperature at a known height above the surface with the height specified in the metadata
Measuring Units K Uncertainty Units K
Horizontal Res Units km Vertical Res Units
Stability Units K (Stability /decade)

 

Comment:
Last modified: 2019-10-15
Applied in OSCAR/Space Gap Analysis: No
Classification
  • Domain: Atmosphere
    • Sub-domain: Basic atmospheric
      • Variable: Air temperature (near surface)
        • Measured in Layers:
          • Near Surface
  • Cross-cutting themes:

Requirements defined for Air temperature (near surface)  (7)

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
2 Air temperature (near surface) Near Surface CLIC (deprecated) 0.2 K
0.3 K
0.5 K 		100 km
200 km
500 km 		12 h
16 h
24 h 		24 h
30 h
2 d 		Global tentative 1998-10-29 WCRP
70 Air temperature (near surface) Near Surface Climate-AOPC (deprecated) 0.1 K
0.15 K
0.3 K 		25 km
50 km
100 km 		3 h
6 h
12 h 		24 h
36 h
2 d 		Global firm 2007-07-19 AOPC Temperature - air
253 Air temperature (near surface) Near Surface 2.1 Global Numerical Weather Prediction and Real-time Monitoring 0.5 K
1 K
2 K 		15 km
50 km
250 km 		60 min
6 h
12 h 		6 min
30 min
6 h 		Global reasonable 2009-02-10 John Eyre
338 Air temperature (near surface) Near Surface 2.2 High-Resolution Numerical Weather Prediction 0.5 K
0.8 K
2 K 		1 km
5 km
20 km 		10 min
30 min
2 h 		10 min
30 min
2 h 		Global firm 2010-02-01 JF Mahfouf
426 Air temperature (near surface) Near Surface 2.3 Nowcasting / Very Short-Range Forecasting 0.5 K
0.7 K
2 K 		1 km
5 km
20 km 		10 min
30 min
60 min 		10 min
30 min
60 min 		Global reasonable 2013-04-15 P. Ambrosetti
723 Air temperature (near surface) Near Surface 2.8 Aeronautical Meteorology 0.5 K
1 K
2 K 		30 min
60 min
2 h 		5 min
10 min
30 min 		Point firm 2014-03-27 J van der Meulen At the aerodrome; in combination with humidity. source: ICAO Annex 3
774 Air temperature (near surface) Near Surface 2.5 Atmospheric Climate Monitoring 0.5 0.1 K
0.5 K
1 K
0.5 		0.01 K
0.05 K
0.1 K
0.5 		10 km
100 km
500 km
0.5 		60 min
60 min
3 h
0.5 		6 h
24 h
30 d
0.5 		Global firm 2023-04-28 GCOS-245: The 2022 ECVs Requirements (GCOS-245) Requirements for uncertainty are specified at 2-sigma. Temporal resolution goal is sub-hourly. Required for derivation of extreme indices.