WX 301 exam 2 Questions and Answers
100% Pass
Lake effect snow occurs during ___ in ___ air masses. - ✔✔November - January,
Continental Polar
In airflow from the northeast, Lake affects snows occur along the ___ shores of the great
lakes. - ✔✔Eastern and southern
Airflow from the north over ocean in the southern hemisphere is most likely a ___
airmass. - ✔✔mT
In the cold air behind a cold front over the ocean, we typically find a ___ air mass and
___ weather. - ✔✔mP, Showery
A mP air mass moving from the NE onto the northeastern U.S. is most likely - ✔✔cool,
foggy and stable
A source region for a mT air mass is - ✔✔the tropical Pacific and the Gulf of Mexico
The northwest flow behind a cold front over Texas is most likely ___ with ___ weather. -
✔✔cP, clear & cold
The most likely surface weather conditions just to the north of a warm front are -
✔✔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__ - ✔✔cP, clear and cold
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, The most likely sequence as a cold occlusion passes is - ✔✔cool SE flow followed by
slightly colder westerlies
As a midlatitude cyclone occludes, horizontal temperature contrasts______ over time -
✔✔weaken
Cold frontal precipitation is typically - ✔✔convective
As a warm front passes, temperature ___ and wind commonly changes from __ to __ -
✔✔rises, easterly, southwesterly
A dry line marks a boundary between - ✔✔warm moist air and warm dry air
A cold occlusion has ___ air ahead and ___ air behind - ✔✔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 -
✔✔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 - ✔✔west
An elevated region of vertical wind shear is commonly found - ✔✔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 - ✔✔southwest
Which has the weakest horizontal temperature contrast? - ✔✔a cold occlusion
A change from cool southeasterlies & rain to slightly warmer northwesterlies & clearing
occurs with the passage of - ✔✔a warm occlusion
COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED 2
100% Pass
Lake effect snow occurs during ___ in ___ air masses. - ✔✔November - January,
Continental Polar
In airflow from the northeast, Lake affects snows occur along the ___ shores of the great
lakes. - ✔✔Eastern and southern
Airflow from the north over ocean in the southern hemisphere is most likely a ___
airmass. - ✔✔mT
In the cold air behind a cold front over the ocean, we typically find a ___ air mass and
___ weather. - ✔✔mP, Showery
A mP air mass moving from the NE onto the northeastern U.S. is most likely - ✔✔cool,
foggy and stable
A source region for a mT air mass is - ✔✔the tropical Pacific and the Gulf of Mexico
The northwest flow behind a cold front over Texas is most likely ___ with ___ weather. -
✔✔cP, clear & cold
The most likely surface weather conditions just to the north of a warm front are -
✔✔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__ - ✔✔cP, clear and cold
COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED 1
, The most likely sequence as a cold occlusion passes is - ✔✔cool SE flow followed by
slightly colder westerlies
As a midlatitude cyclone occludes, horizontal temperature contrasts______ over time -
✔✔weaken
Cold frontal precipitation is typically - ✔✔convective
As a warm front passes, temperature ___ and wind commonly changes from __ to __ -
✔✔rises, easterly, southwesterly
A dry line marks a boundary between - ✔✔warm moist air and warm dry air
A cold occlusion has ___ air ahead and ___ air behind - ✔✔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 -
✔✔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 - ✔✔west
An elevated region of vertical wind shear is commonly found - ✔✔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 - ✔✔southwest
Which has the weakest horizontal temperature contrast? - ✔✔a cold occlusion
A change from cool southeasterlies & rain to slightly warmer northwesterlies & clearing
occurs with the passage of - ✔✔a warm occlusion
COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED 2
