| • Isobaric surface: 850 mbar | | 1950-01-01 03:00 to 1983-12-31 00:00 |
| • Isobaric surface: 700 mbar | | 1948-01-01 03:00 to 1984-12-31 00:00 |
| • Isobaric surface: 500 mbar | | 1964-01-01 00:00 to 1984-12-31 00:00 |
| • Isobaric surface: 300 mbar | | 1953-09-01 03:00 to 1985-12-31 00:00 |
| • Isobaric surface: 200 mbar | | 1953-03-03 03:00 to 1958-03-10 00:00 |
| • Isobaric surface: 30 mbar | | 1962-01-01 00:00 to 1983-12-31 00:00 |
| • Layer between two isobaric surfaces: Bottom=1000 kPa, Top=500 kPa | | 1973-01-01 00:00 to 1984-12-31 00:00 |