WX 301 Exam 2 UPDATED Exam
Questions and CORRECT Answers
Lake effect snow occurs during ___ in ___ air masses. - CORRECT ANSWER - November -
January, Continental Polar
In airflow from the northeast, Lake affects snows occur along the ___ shores of the great lakes. -
CORRECT ANSWER - Eastern and southern
Airflow from the north over ocean in the southern hemisphere is most likely a ___ airmass. -
CORRECT ANSWER - mT
In the cold air behind a cold front over the ocean, we typically find a ___ air mass and ___
weather. - CORRECT ANSWER - mP, Showery
A mP air mass moving from the NE onto the northeastern U.S. is most likely - CORRECT
ANSWER - cool, foggy and stable
A source region for a mT air mass is - CORRECT ANSWER - the tropical Pacific and the
Gulf of Mexico
The northwest flow behind a cold front over Texas is most likely ___ with ___ weather. -
CORRECT ANSWER - cP, clear & cold
The most likely surface weather conditions just to the north of a warm front are - CORRECT
ANSWER - easterly flow, cold , with mist, drizzle and light rain
Behind (west of) a cold front over Indiana, the air mass is __ and the weather is typically__ -
CORRECT ANSWER - cP, clear and cold
, The most likely sequence as a cold occlusion passes is - CORRECT ANSWER - cool SE flow
followed by slightly colder westerlies
As a midlatitude cyclone occludes, horizontal temperature contrasts______ over time -
CORRECT ANSWER - weaken
Cold frontal precipitation is typically - CORRECT ANSWER - convective
As a warm front passes, temperature ___ and wind commonly changes from __ to __ -
CORRECT ANSWER - rises, easterly, southwesterly
A dry line marks a boundary between - CORRECT ANSWER - warm moist air and warm dry
air
A cold occlusion has ___ air ahead and ___ air behind - CORRECT ANSWER - cool, slightly
colder
The following weather sequence occurs with the passage of a __: Warm southwesterlies. A
period of showers followed by much colder west to northwest winds and clearing - CORRECT
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 - CORRECT ANSWER - west
An elevated region of vertical wind shear is commonly found - CORRECT ANSWER - west
of the cold front and northeast of the 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 - CORRECT ANSWER - southwest
Questions and CORRECT Answers
Lake effect snow occurs during ___ in ___ air masses. - CORRECT ANSWER - November -
January, Continental Polar
In airflow from the northeast, Lake affects snows occur along the ___ shores of the great lakes. -
CORRECT ANSWER - Eastern and southern
Airflow from the north over ocean in the southern hemisphere is most likely a ___ airmass. -
CORRECT ANSWER - mT
In the cold air behind a cold front over the ocean, we typically find a ___ air mass and ___
weather. - CORRECT ANSWER - mP, Showery
A mP air mass moving from the NE onto the northeastern U.S. is most likely - CORRECT
ANSWER - cool, foggy and stable
A source region for a mT air mass is - CORRECT ANSWER - the tropical Pacific and the
Gulf of Mexico
The northwest flow behind a cold front over Texas is most likely ___ with ___ weather. -
CORRECT ANSWER - cP, clear & cold
The most likely surface weather conditions just to the north of a warm front are - CORRECT
ANSWER - easterly flow, cold , with mist, drizzle and light rain
Behind (west of) a cold front over Indiana, the air mass is __ and the weather is typically__ -
CORRECT ANSWER - cP, clear and cold
, The most likely sequence as a cold occlusion passes is - CORRECT ANSWER - cool SE flow
followed by slightly colder westerlies
As a midlatitude cyclone occludes, horizontal temperature contrasts______ over time -
CORRECT ANSWER - weaken
Cold frontal precipitation is typically - CORRECT ANSWER - convective
As a warm front passes, temperature ___ and wind commonly changes from __ to __ -
CORRECT ANSWER - rises, easterly, southwesterly
A dry line marks a boundary between - CORRECT ANSWER - warm moist air and warm dry
air
A cold occlusion has ___ air ahead and ___ air behind - CORRECT ANSWER - cool, slightly
colder
The following weather sequence occurs with the passage of a __: Warm southwesterlies. A
period of showers followed by much colder west to northwest winds and clearing - CORRECT
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 - CORRECT ANSWER - west
An elevated region of vertical wind shear is commonly found - CORRECT ANSWER - west
of the cold front and northeast of the 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 - CORRECT ANSWER - southwest
