Composite maps from significant tornado outbreak events across the southern Appalachian region of surface temperatures, surface relative humidity, 850 hPa temperatures, 850 hPa relative humidity, 1000 hPa specific humidity, and 500 hPa temperatures.
Figure 10. Same as Fig. 9, but from significant tornado outbreak events. is the U.S. government's official web portal to all federal, state and local government web resources and services.