Convection » Heavy Precip./Flash Floods Example 1: Central U.S.
This sounding from the central Plains of the U.S. (Norman, Oklahoma) in August of 2003 is typical of a sounding associated with heavy precipitation in the central U.S.

Skew-T Parameters:
- Instability:
- Low-level moisture and precipitation efficiency:
- Wind profileWind profile:
- Weak low-level jet: winds at 700 hPa = 22 kt
- Weak wind shear in the mid-troposphere