Meteor 107 Final - Iowa State
Terms in this set (50)
Heat waves are rare in the US during the summer?
Which type of flood occurs quickly and often affects just small areas?
What is a hurricane eye?
A clear, circular area of sinking air in the center of a tropical cyclone?
The Great Flood of 1993 affected mostly which of these river basins?
Mississippi & Missouri
Which of the following terms refers to both type of thunderstorm AND a type of torndado
Multi-cell and single cell
Which of the following is a condition needed to form a hurricane?
Warm sea-surface temperatures
Where in a tornadic supercell would you expect to find the tornado?
At the tip of the hook echo
Where in the tornadic supercell would you expect to find the Rear Flank Downdraft?
Just outside the hook echo
The heat index does not consider which aspect of the weather?
The plains of Canada and Alaska would most likely be the source for:
Arctic air found in cold waves
Arctic air masses are usually very shallow
Freezing rain can occur:
When a shallow layer of above freezing air resides above the ground, on the leading edge of an arctic cold front, & along and north of a warm front
Which state is in Tornado Alley?
Where do upslope snowstorms usually occur?
Mountains and high Plains of New Mexico, Colorado, Wyoming, etc.
The greatest Meteorological Disaster in American History was the:
Which of the following is not needed for a cold wave to form?
Head index is calculated by using what two atmospheric properties?
Temperature and relative humidity
3 ingredients are required for a blizzard: Falling snow, sustained winds > 35 mph, and visibility < 1/4 mile
Liquid precipitation that freezes upon contact with the surface
Which of the following type of winter storm is most likely to bring a surge of frigid weather?
Which of the following is a type of thunderstorm?
Where is tornado alley?
Which of the following is not a type of tornado?
A statement alerting the public about potential severe weather in the next 7 days is:
Hazardous Weather Outlook
What is the proper order of tornado's visible live cycle?
Fully/Dust, Organizing, Mature, Dissipating, Shrinking
When does a tropical cyclone become a hurricane?
When sustained surface winds exceed 74 mph
Which of the following conditions are ideal for hurricane formation?
Weak vertical wind shear, formation near the equator, unstable atmosphere, and warm sea-surface temperatures
Storm surge is a rise in water caused by what two phenomena in a tropical cyclone?
Low pressure and high winds
When the National Weather Service is expecting life threatening cold weather, they will issue a....
Wind Chill Warning.
A measure of the effect on the human body from a combination of high air temperature and relative humidity is defined as _____
____ is frozen raindrops
______ is liquid rain that freezes on impact with objects
Which city do you think sees Lake Effect snow most often?
South Bend, IN.
What side of a Colorado Cyclone's track is the heavy snow band typically on?
What state has the highest annual probability of experiencing a blizzard?
What is the minimum hail size required for a thunderstorm to be considered "severe"?
A region of rotating cloud that extends below a rain-free base of a supercell thunderstorm is the definition for a _____.
Descending air around the mesocyclone of a supercell thunderstorm is the definition for a _____.
Rear Flank Downdraft
Which is not a type of tornado?
What makes a storm spin?
Which of the following is worse - meaning you need to immediately take action for safety
Why is it possible to have more tornado reports than actual tornadoes?
NWS receives multiple reports for one tornado, Funnel clouds reported as tornadoes, and Straight line winds reported as tornadoes.
What is the acronym given to storm reports sent to the National Weather Service?
A weather statement issued by the NWS to provide information of potential severe weather within the next seven days is called a ______?
Hazardous Weather Outlook.
Localized, short-duration floods that occur rapidly with little or no warning is the definition for a _____.
When a multi-cell cluster of storms moves over the same areas, they can produce heavy rain and flooding may result. What is this process called?
Good example of coastal flooding is:
Storm surge in a hurricane
How deep does water have to get before a car will start to float?
What kind of tropical cyclone has winds of 39-74 miles per hour?
What is the ocean water temperature needed for formation of most tropical cyclones?