UPPER AIR OBSERVATIONS (202404) - PILOT
| WIND DIRECTION |
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| GROSS ERROR LIMIT | SELECTION CRITERIA | MONITORED LEVELS | OBSERVATION TIMES |
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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 |
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|
WMO REGION 1 :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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WMO REGION 2 :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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| 48327 | 0 | DD | 500-150 | 18.8 | 99.0 | 77 | -10.8 | 3.9 | 19.3
|
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|
WMO REGION 3 :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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WMO REGION 4 :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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WMO REGION 5 :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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| 96009 | 0 | DD | 500-150 | 5.2 | 97.1 | 11 | -19.5 | 0.0 | 33.3
|
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| 96009 | 12 | DD | 500-150 | 5.2 | 97.1 | 6 | -15.0 | 0.0 | 26.1
|
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| 97028 | 0 | DD | 500-150 | 1.0 | 120.8 | 15 | 13.3 | 9.8 | 32.3
|
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| 97048 | 0 | DD | 500-150 | 0.5 | 123.1 | 6 | -27.6 | 0.0 | 46.1
|
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| 97460 | 0 | DD | 500-150 | -0.6 | 127.5 | 17 | -11.3 | 0.0 | 31.8
|
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|
WMO REGION 6 :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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ANTARCTIC :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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