UPPER AIR OBSERVATIONS (202412) - PILOT

WIND DIRECTION
GROSS ERROR LIMIT	SELECTION CRITERIA	MONITORED LEVELS	OBSERVATION TIMES
Defined in appendix	NOBS >= 5 (wind speed >= 3 m/s) AND AVERAGED \|BIAS\| >= 10° with MAX SD < 30 ° and MAX SPREAD < 10°	Standard levels between 500 - 150 hPa	00,06,12 and 18 UTC

WMO REGION 1 :

IDENTIFIER	OBS_TIME	ELEMENT	LEVEL	LAT	LON	NOBS	BIAS	DISPERSION	SD MAX
NONE

WMO REGION 2 :

IDENTIFIER	OBS_TIME	ELEMENT	LEVEL	LAT	LON	NOBS	BIAS	DISPERSION	SD MAX
42379	6	DD	500-150	26.8	83.4	16	-11.7	0.0	26.9

WMO REGION 3 :

IDENTIFIER	OBS_TIME	ELEMENT	LEVEL	LAT	LON	NOBS	BIAS	DISPERSION	SD MAX
NONE

WMO REGION 4 :

IDENTIFIER	OBS_TIME	ELEMENT	LEVEL	LAT	LON	NOBS	BIAS	DISPERSION	SD MAX
NONE

WMO REGION 5 :

IDENTIFIER	OBS_TIME	ELEMENT	LEVEL	LAT	LON	NOBS	BIAS	DISPERSION	SD MAX
97340	0	DD	500-150	-9.7	120.3	6	-142.3	0.0	202.1

WMO REGION 6 :

IDENTIFIER	OBS_TIME	ELEMENT	LEVEL	LAT	LON	NOBS	BIAS	DISPERSION	SD MAX
NONE

ANTARCTIC :

IDENTIFIER	OBS_TIME	ELEMENT	LEVEL	LAT	LON	NOBS	BIAS	DISPERSION	SD MAX
NONE