For the traditional meteorologist who thinks the P is the natural coordinate, he or she will find the following tropospheric data available at 00Z and 12Z.

• 1000 mb Z
• 850 mb RH, T, U, V, Z
• 700 mb Z
• 500 mb RH, T, U, V, Z, omega
• 300 mb Z
• 200 mb T, U, V, Z
• precipitable water