mP cP cP mP mT cT mT

cirrus stratus cumulus condensation

b e a d c

c a b Occluded front – warm air mass between 2 cold air masses

C No wind (no line) D D WARM C It will get cooler because a cold front is moving in.

contracts more high expands less low Sunny, clear, fair Cloudy, rain high low

cloudy NW 32°F 6 inches 34°F 1014.7 mb increases

23-16 = 7 49% 30-20= 10 40%

Kansas City, Chicago Las Vegas, Boise Cloudy, wet, warm Clear, cool, precip on the way

Light precipitation Miami Fargo Billings or Fargo

27-18 = 9 26% 10-7= 3 65% 30-24= 6 55%

Cloudy, 100% 26°F SW 1010.18 38°F

3 2 5 4 1