Describe the following weather conditions at 7:00 a.m. EST on November 9, 2011, in Springfield, Missouri (37° N, 93° W; an enlarged copy of the station model is shown here).

The following questions are based on the surface weather map shown below.





(a) Temperature: __________ °F

(b) Wind direction: ________________

(c) Pressure: __________ mb

(d) Pressure change over last 3 hours: __________ mb

(e) What explains this change in pressure?

(f) What explains the difference in temperature between Springfield and Nashville?


(a) 37 °F
(b) West-northwest
(c) 1017.7 mb
(d) +4.4 mb
(e) Trough along cold front is moving away.
(f) Springfield is in the cold sector of the storm; Nashville is in the warm sector.

Environmental & Atmospheric Sciences

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