WX 301 Exam 2 UPDATED ACTUAL
Questions and CORRECT Answers
During which months does lake effect occur? In which air mass? - CORRECT
ANSWER✔✔- November-January, cP
With airflow from the northwest, which shores of the great lakes does lake effect occur on? -
CORRECT ANSWER✔✔- Western and northern
airflow from the north over the ocean in the southern hemisphere is most likely a ____ air
mass - CORRECT ANSWER✔✔- mT
In the cold air behind a cold front over the ocean, we typically fine a ____ air mass and ____
weather. - CORRECT ANSWER✔✔- mP, showery
a mP air mass moving from the NE onto the NE US is most likely - CORRECT
ANSWER✔✔- cool, foggy, and stable
a source region for mT airmass is - CORRECT ANSWER✔✔- 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 and 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 ____ 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, SW
The dry line marks the 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 southweasterlies, 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
In relation to fronts, an elevated region of vertical wind shear is commonly found -
CORRECT 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 - CORRECT ANSWER✔✔-
Southwest
Of a warm front, cold front, or cold occlusion, which has the weakest horizontal temperature
contrast? - CORRECT ANSWER✔✔- Cold occlusion.
A change from cool southwesterlies and rain to slightly warmer notrhwesterlies and clearing
occurs with the passage of... - CORRECT ANSWER✔✔- Warm occlusion
Questions and CORRECT Answers
During which months does lake effect occur? In which air mass? - CORRECT
ANSWER✔✔- November-January, cP
With airflow from the northwest, which shores of the great lakes does lake effect occur on? -
CORRECT ANSWER✔✔- Western and northern
airflow from the north over the ocean in the southern hemisphere is most likely a ____ air
mass - CORRECT ANSWER✔✔- mT
In the cold air behind a cold front over the ocean, we typically fine a ____ air mass and ____
weather. - CORRECT ANSWER✔✔- mP, showery
a mP air mass moving from the NE onto the NE US is most likely - CORRECT
ANSWER✔✔- cool, foggy, and stable
a source region for mT airmass is - CORRECT ANSWER✔✔- 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 and 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 ____ 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, SW
The dry line marks the 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 southweasterlies, 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
In relation to fronts, an elevated region of vertical wind shear is commonly found -
CORRECT 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 - CORRECT ANSWER✔✔-
Southwest
Of a warm front, cold front, or cold occlusion, which has the weakest horizontal temperature
contrast? - CORRECT ANSWER✔✔- Cold occlusion.
A change from cool southwesterlies and rain to slightly warmer notrhwesterlies and clearing
occurs with the passage of... - CORRECT ANSWER✔✔- Warm occlusion
