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WX 301 EXAM 2 WITH QUESTIONS AND ANSWERS
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WX 301 EXAM 2 WITH QUESTIONS AND ANSWERS..
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WX 301 EXAM 2 WITH QUESTIONS ANDANSWERS
During which months does the lake effect occur? In which air mass? - ANSWER
November-January, cP
With airflow from the northwest, which shores of the Great Lakes does the lake
effect occur on? - ANSWER Western and Northern
airflow from the north over the ocean in the southern hemisphere is most likely a
____ air mass - ANSWER mT
In the cold air behind a cold front over the ocean, we typically fine a ____ air mass
and ____ weather. - ANSWER mP, showery
a mP air mass moving from the NE onto the NE US is most likely - ANSWER
cool, foggy, and stable
a source region for mT airmass is - ANSWER tropical pacific and the gulf of
mexico
The northwest flow behind a cold front over Texas is most likely ____ with ____
weather. - ANSWER cP, clear and cold
The most likely surface weather conditions just to the north of a warm front are -
ANSWER easterly flow, cold, with mist, drizzle and light rain
Behind (west of) a cold front over Indiana, the air mass ____ and the weather is
typically ____. - ANSWER cP, clear and cold
The most likely sequence as a cold occlusion passes is - ANSWER cool SE flow
followed by slightly colder westerlies
As a midlatitude cyclone occludes, horizontal temperature contrasts ____ over
time. - ANSWER Weaken
, Cold frontal precipitation is typical - ANSWER Convective
As a warm front passes, temperature ____ and wind commonly change from ___ to
___. - ANSWER Rises, easterly, SW
The dry line marks the boundary between - ANSWER Warm moist air and warm
dry air
A cold occlusion has ____ air ahead and ____ air behind. - ANSWER Cool,
slightly colder
The following weather sequence occurs with the passage of a ____: warm south
easterlies, a period of showers followed by much colder west-to-northwest winds
and clearing. - ANSWER Cold front
A surface cold front has just reached Chicago from the west. At 10,000 ft AGL, the
cold front will be located ____ of Chicago. - ANSWER West
Concerning fronts, an elevated region of vertical wind shear is commonly found -
ANSWER West of a cold front, and northeast of a warm front
I am in the surface easterly flow just to the north of a surface warm front. The most
likely wind direction 15,000 ft above this location is from the - ANSWER
Southwest
Of a warm front, cold front, or cold occlusion, which has the weakest horizontal
temperature contrast? - ANSWER Cold occlusion.
A change from cool southwesterlies and rain to slightly warmer notrhwesterlies and
clearing occurs with the passage of... - ANSWER Warm occlusion
A warm front is 20 miles south of O'Hare airport with the surface wind blowing
from the NE. at 15,000ft above Chicago, the airflow is most likely from -
ANSWER the SW
In cool mP behind a cold front over the ocean, we typically find - ANSWER
occasional showers
a dryline has a ____ airmass to the west and a ____ airmass to the east. - ANSWER
cT and mT
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