UPPER AIR OBSERVATIONS (202601) - 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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|
REGION AFRICA :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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| 65548 | 12 | DD | 500-150 | 7.4 | -7.5 | 6 | -11.8 | 0.0 | 19.9
|
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REGION ASIA :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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| 48568 | 0 | DD | 500-150 | 7.2 | 100.6 | 45 | -11.1 | 4.1 | 21.3
|
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REGION SOUTH AMERICA :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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REGION NORTH AMERICA, CENTRAL AMERICA AND CARIBBEAN :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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REGION SOUTH WEST PACIFIC :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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REGION EUROPE :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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REGION ANTARCTIC :
| IDENTIFIER | OBS_TIME | ELEMENT | LEVEL | LAT | LON | NOBS | BIAS | DISPERSION | SD MAX |
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NONE |
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