Question

A snowstorm was predicted in Chicago. Identify the possible upper air temperature, surface temperature, and air pressure of Chicago on that day. Normal atmospheric pressure is 29.9 inches of mercury.

Answer 1

If a snowstorm is predicted in Chicago, then the conditions should be
upper air temperature = low
surface temperature = high
air pressure = low

For a snowstorm to occur, warm air must rise above cold air. The pressure must also be below atmospheric pressure.<span />

Answer 2

Upper air temp is not 40, im assuming maybe 30? i got it wrong when i out 40.

surface temp i got right, which is 29

and air pressure is 28. the first option