WX 301 Final Test Questions with
Correct Answers 100% PASS
Globally, TS are most common - CORRECT ANSWER-Over tropical land
masses
to get a thunderstorm, we need each of the following three conditions -
CORRECT ANSWER-Unstable air, a lifting mechanism, and low, level moisture
over tropical oceans, most TS occur - CORRECT ANSWER-just before dawn
An air mass TS has mostly updrafts and surface flow toward the storm at the
__________ stage - CORRECT ANSWER-cumulus
TS are most common over Iowa - CORRECT ANSWER-around sunset
In the US, most thunderstorms occur in____over____ - CORRECT ANSWER-
Summer, florida
An air mass TS typically lasts - CORRECT ANSWER-30-60 minuntes
Near a dissipating air mass TS with precipitation, the horizontal surface air flow
near the TS is tipically - CORRECT ANSWER-away from the TS
,Cumulonimbus literally means - CORRECT ANSWER-heaped rain producing
clouds
when flying at night, the best way to be alerted that severe TS are within 50 miles
of me is - CORRECT ANSWER-frequent lightning
The outer edge of the expanding cold air below a thunderstorm is called -
CORRECT ANSWER-the outflow boundry
TS over the desert southwest are most common during - CORRECT ANSWER-
mid-afternoon
At the outer edge of the expanding cold air (near a TS) we find the - CORRECT
ANSWER-gust front
For a multi-cell TS with low level flow from the south, new cells typically form -
CORRECT ANSWER-south of the mature cell
Severe super cell TS comprise about _____% of all TS - CORRECT ANSWER-
1%
Severe supercell convection is most common - CORRECT ANSWER-over the
great plains during late afternoon and evening in April-June
A shelf cloud is - CORRECT ANSWER-a shelf-like cloud that forms above a gust
front in the updraft south of a multi-cell TS
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,Compared with air mass TS, multi and supercell TS - CORRECT ANSWER-have
more vertical shear
what does the supercell have that a multicell storm lacks? - CORRECT ANSWER-
rotation
For a sever supercell TS to form over the great plains, one would expect the 5,000
AGL wind to be - CORRECT ANSWER-190/45
Severe convection is most likely when the atmosphere is warm and ____near the
surface and cold and _____dry aloft, with ____vertical wind shear - CORRECT
ANSWER-moist, dry, strong
Supercell thunderstorms are most conmon - CORRECT ANSWER-in the warm
sector, east of the cold front
A supercell storm is embedded in an average tropospheric flow from 230 the
storm will move to the - CORRECT ANSWER-East
The low-level jet commonly occurs at a level of around______ AGL and is
strongest in the ______ - CORRECT ANSWER-5,000ft, evening
A wall cloud is - CORRECT ANSWER-a rotating cloud hanging below the main
base of a supercell
In the wind profile of a supercell TS - CORRECT ANSWER-The DDD gets
bigger and the velocity increases
, In a downdraft, cold air descends, hits the ground and spreads out horizontally.
The leading edge of the expanding cold air is called the_________ - CORRECT
ANSWER-out flow boundry
The flanking line is a line of towering cumulus clouds on the ______ side of a
_______ thunderstorm - CORRECT ANSWER-south, supercell
A squall line commonly forms - CORRECT ANSWER-along the dry line east of
the cold front or along the cold front
West of the strongest squall-line precipitation, I would most likely find -
CORRECT ANSWER-lighter precipitation in a trailing stratiform region
Severe squall-line weather is most commonly found along the____edges of a cold
frontal band - CORRECT ANSWER-eastern and southern
A Doppler radar measures - CORRECT ANSWER-precipitation intensity and air
speed to/from the radar
Mesoscale convective complexes form in _____ beneath______ - CORRECT
ANSWER-July-September, and upper level ridge
Mesoscale convective complexes over the US are most common - CORRECT
ANSWER-over the great plains in July/August
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED
Correct Answers 100% PASS
Globally, TS are most common - CORRECT ANSWER-Over tropical land
masses
to get a thunderstorm, we need each of the following three conditions -
CORRECT ANSWER-Unstable air, a lifting mechanism, and low, level moisture
over tropical oceans, most TS occur - CORRECT ANSWER-just before dawn
An air mass TS has mostly updrafts and surface flow toward the storm at the
__________ stage - CORRECT ANSWER-cumulus
TS are most common over Iowa - CORRECT ANSWER-around sunset
In the US, most thunderstorms occur in____over____ - CORRECT ANSWER-
Summer, florida
An air mass TS typically lasts - CORRECT ANSWER-30-60 minuntes
Near a dissipating air mass TS with precipitation, the horizontal surface air flow
near the TS is tipically - CORRECT ANSWER-away from the TS
,Cumulonimbus literally means - CORRECT ANSWER-heaped rain producing
clouds
when flying at night, the best way to be alerted that severe TS are within 50 miles
of me is - CORRECT ANSWER-frequent lightning
The outer edge of the expanding cold air below a thunderstorm is called -
CORRECT ANSWER-the outflow boundry
TS over the desert southwest are most common during - CORRECT ANSWER-
mid-afternoon
At the outer edge of the expanding cold air (near a TS) we find the - CORRECT
ANSWER-gust front
For a multi-cell TS with low level flow from the south, new cells typically form -
CORRECT ANSWER-south of the mature cell
Severe super cell TS comprise about _____% of all TS - CORRECT ANSWER-
1%
Severe supercell convection is most common - CORRECT ANSWER-over the
great plains during late afternoon and evening in April-June
A shelf cloud is - CORRECT ANSWER-a shelf-like cloud that forms above a gust
front in the updraft south of a multi-cell TS
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED
,Compared with air mass TS, multi and supercell TS - CORRECT ANSWER-have
more vertical shear
what does the supercell have that a multicell storm lacks? - CORRECT ANSWER-
rotation
For a sever supercell TS to form over the great plains, one would expect the 5,000
AGL wind to be - CORRECT ANSWER-190/45
Severe convection is most likely when the atmosphere is warm and ____near the
surface and cold and _____dry aloft, with ____vertical wind shear - CORRECT
ANSWER-moist, dry, strong
Supercell thunderstorms are most conmon - CORRECT ANSWER-in the warm
sector, east of the cold front
A supercell storm is embedded in an average tropospheric flow from 230 the
storm will move to the - CORRECT ANSWER-East
The low-level jet commonly occurs at a level of around______ AGL and is
strongest in the ______ - CORRECT ANSWER-5,000ft, evening
A wall cloud is - CORRECT ANSWER-a rotating cloud hanging below the main
base of a supercell
In the wind profile of a supercell TS - CORRECT ANSWER-The DDD gets
bigger and the velocity increases
, In a downdraft, cold air descends, hits the ground and spreads out horizontally.
The leading edge of the expanding cold air is called the_________ - CORRECT
ANSWER-out flow boundry
The flanking line is a line of towering cumulus clouds on the ______ side of a
_______ thunderstorm - CORRECT ANSWER-south, supercell
A squall line commonly forms - CORRECT ANSWER-along the dry line east of
the cold front or along the cold front
West of the strongest squall-line precipitation, I would most likely find -
CORRECT ANSWER-lighter precipitation in a trailing stratiform region
Severe squall-line weather is most commonly found along the____edges of a cold
frontal band - CORRECT ANSWER-eastern and southern
A Doppler radar measures - CORRECT ANSWER-precipitation intensity and air
speed to/from the radar
Mesoscale convective complexes form in _____ beneath______ - CORRECT
ANSWER-July-September, and upper level ridge
Mesoscale convective complexes over the US are most common - CORRECT
ANSWER-over the great plains in July/August
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED
