FRONTAL AND MESOHIGH (850 MB)Why does the orientation of the low-level jet favor heavy rainfall? (From Maddox et al. 1980)

Td=14 oC

FRONTAL

Td=16 oC

Axis of

Max Winds

MESOHIGH

120 nm

Td=10 oC

Td=14 oC

Td=12 oC

Max Winds

Axis of

120 nm

SCALE IS USUALLY SMALLER FOR MESOHIGH EVENTS (Kane et al., 1987, J. Climate Appl. Meteor., 26, 1345-1357)

FRONTAL AND MESOHIGH (850 MB) Why does the orientation of the low-level jet favor heavy rainfall? (From Maddox et al. 1980)