Composite maps from significant tornado events across the southern Appalachian region of surface, 850-, 700-, and 500-hPa wind speeds.
Figure 12. Composite maps from significant tornado events across the southern Appalachian region of (top left) surface wind speeds (m s-1), (top right) 850-hPa wind speeds (m s-1), (bottom left) 700-hPa wind speeds (m s-1), and (bottom right) 500-hPa wind speeds (m s-1).

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