This example represents a 6-hour minimum of a field valid on 20120103 00Z produced by a forecast started on 20120101 00Z . In this example, the minimum is the 6-hourly minimum in the time interval: steps 42 to 48.
- In bold, the values are fixed. They are meant to be used by all partners
- In green, these are the values for the example.
Time (Minimum over the last 6 hours ) | |||||||
---|---|---|---|---|---|---|---|
Start of re-forecast ( section 1 ) | |||||||
Octetsreal time | Fixed | Meaning of values | |||||
Example | 12 | 12 | Significance of Reference Time | =1 | Start of forecast | = 1||
13-14 | 13-14 | Year (four digits) | 2012 | year of start of forecast | = 2012|||
15 | 15 | Month | 01 | month of start of forecast | = 01 | 16 | |
16 | Day | 01 | day of start of forecast | = 01 | 17 | ||
17 | Hour | 00 | hour of start of forecast | = 00||||
Minimum ( section 4 ) | 18|||||||
18 | Indicator of unit of time range | = 11 | Hour | = 1 | 19-22|||
19-22 | Forecast time | =42 | Step at the beginning of the 6-hourly interval | = 42||||
45-4638-39 | year of end of overall time interval | 2012 |
End of minimum period | = 2012||||
4740 | month of end of overall time interval | = 01 | 01 | ||||
4841 | day of end of overall time interval | = 03 | 03 | ||||
4942 | hour of end of overall time interval | = | 00 | ||||
5245 | number of time ranges | = 11 | Only one time statistics applied (minimum) | = 1||||
53-56 | 46-49 | total number of data values missing in statistical process | = 00 | = 0 | |||
5750 | Statistical process used to calculate the processed field from the field at each time increment during the time range | = 33 | Minimum | = 3||||
5851 | Type of time increment between successive fields used in the statistical processing | = 2 | Successive times processed have same start time of forecast, forecast time is incremented | = 2||||
5952 | Indicator of unit of time for time range over which statistical processing is done | = 11 | Hour | = 1 | |||
60-6353-56 | Length of the time range over which statistical processing is done, in units defined by the previous octet | = 66 | 6-hourly maximum | = 6minimum | |||
6457 | Indicator of unit of time for the increment between the successive fields used | = 11 | Hour | = 1||||
65-68 | 58-61 | Time increment between successive fields, in units defined by the previous octet | = 00 | Minimum computed continuously in the 6 hourly interval | = 0