Exercise: Airmass Identification
1. Write in the two-letter abbreviation for each of the airmass
descriptors below.
(a) warm and dry ________cT_______
(b) warm and moist ________mT_______
(c) cold and moist ________mP_______
(d) cold and dry ________cP_______
2. For each of the following reports of temperature and dewpoint, identify the
type of airmass that is affecting the city. Use the two letter abbreviations
identified above.
City Month Temp(0C) Dewpt (0C) Airmass
(a) New York City, NY April 40 39 __mP___
(b) New York City, NY July 79 70 __mT__
(c) Chicago, IL January 20 5 ___cP___
(d) Chicago, IL August 75 65 ___mT___
(e) Dallas, TX August 95 80 ___mT___
(f) Dallas, TX March 70 63 ____mT__
(g) Denver, CO June 80 50 ___cT____
(h) Denver, CO December 32 5 ____cP___
(i) San Francisco, CA November 55 49 ___mP___
(j) San Francisco, CA July 75 68 ___mT___