Question 1

Lines of equal pressure change are called ____________________.​

Accepted Answer

The answer of Lines of equal pressure change are called...

Question 2

​If you wanted to make a persistence forecast of minimum and maximum temperatures for a particular city, which type of chart would be most helpful?

Accepted Answer

A)  ​surface chart 
B)  ​meteogram 
C)  ​500 mb chart 
D)  ​adiabatic chart 
E)  ​Doppler radar display 
A)  ​surface chart 
B)  ​meteogram 
C)  ​500 mb chart 
D)  ​adiabatic chart 
E)  ​Doppler radar display

Question 3

Warm advection occurs when the​

Accepted Answer

A)  ​wind veers (changes direction in a clockwise manner) with height. 
B)  ​wind backs (changes direction in a counterclockwise manner) with height. 
C)  ​isotherms are parallel to the winds. 
D)  ​wind veers with height and the isotherms are parallel to the winds. 
E)  ​Sun angle is 90 degrees. 
A)  ​wind veers (changes direction in a clockwise manner) with height. 
B)  ​wind backs (changes direction in a counterclockwise manner) with height. 
C)  ​isotherms are parallel to the winds. 
D)  ​wind veers with height and the isotherms are parallel to the winds. 
E)  ​Sun angle is 90 degrees.

Question 4

How are computer-generated weather forecasts prepared?​

Accepted Answer

The models are programmed into the compu

Question 5

​What would be the least accurate forecast method of predicting the weather two days into the future during changeable weather conditions?

Accepted Answer

A)  ​trend method 
B)  ​​persistence forecast 
C)  ​analog method 
D)  ​prediction by weather types 
E)  ​numerical weather prediction 
A)  ​trend method 
B)  ​​persistence forecast 
C)  ​analog method 
D)  ​prediction by weather types 
E)  ​numerical weather prediction

Question 6

Suppose a computer model uses more closely spaced grid points and a greater number of data points, and thus has better resolution. What would this model be particularly useful in forecasting?​

Accepted Answer

A)  ​large scale winds 
B)  a ​vorticity maximum 
C)  ​longwave directions 
D)  ​temperatures at the surface 
E)  ​the relative position of highs and lows 
A)  ​large scale winds 
B)  a ​vorticity maximum 
C)  ​longwave directions 
D)  ​temperatures at the surface 
E)  ​the relative position of highs and lows

Question 7

Probably the easiest weather forecast to make is a statistical forecast.

Accepted Answer

A) True 
 B)False

Question 8

​The analog method is often referred to as ____________________.

Accepted Answer

pattern re

Question 9

​A persistence forecast could be quite accurate when

Accepted Answer

A)  ​a frontal system approaches your location at constant speed. 
B)  ​you are positioned in the middle of a large, stationary air mass. 
C)  ​the weather has been unusually cold for several days. 
D)  ​upper level winds blow straight from west to east. 
E)  ​when a warm front is approaching. 
A)  ​a frontal system approaches your location at constant speed. 
B)  ​you are positioned in the middle of a large, stationary air mass. 
C)  ​the weather has been unusually cold for several days. 
D)  ​upper level winds blow straight from west to east. 
E)  ​when a warm front is approaching.

Question 10

Weather forecasts are commonly grouped according to how far into the future the forecast extends.

Accepted Answer

A) True 
 B)False

Question 11

Describe the data and tools that a meteorologist assembles prior to making a weather forecast.

Accepted Answer

​In the course of a single workday, a ty

Question 12

​The greatest improvement in forecasting skill during the past 30 years has been made in forecasting

Accepted Answer

A)  ​snowstorms along the eastern seaboard. 
B)  ​the development of middle latitude cyclones in the Pacific Ocean. 
C)  ​severe storm warnings for hurricanes and tornadoes. 
D)  ​the movement of warm and cold fronts. 
E)  ​maximum and minimum temperature 6 to 10 days into the future. 
A)  ​snowstorms along the eastern seaboard. 
B)  ​the development of middle latitude cyclones in the Pacific Ocean. 
C)  ​severe storm warnings for hurricanes and tornadoes. 
D)  ​the movement of warm and cold fronts. 
E)  ​maximum and minimum temperature 6 to 10 days into the future.

Question 13

​An accurate forecast

Accepted Answer

A)  ​always shows skill. 
B)  ​may or may not show skill. 
C)  ​never shows skill. 
D)  ​requires complex computer equipment. 
E)  ​can only be accomplished after many years of experience. 
A)  ​always shows skill. 
B)  ​may or may not show skill. 
C)  ​never shows skill. 
D)  ​requires complex computer equipment. 
E)  ​can only be accomplished after many years of experience.

Question 14

The ____________________ is a chart that shows how one or more weather variables has changed at a station over a given period of time.​

Accepted Answer

The answer of The ____________________ is a chart that shows...

Question 15

Warm advection is most likely to occur​

Accepted Answer

A)  ​in the center of a cut-off low. 
B)  ​from the surface up to the 500 mb level ahead of an advancing warm front. 
C)  ​behind a cold front. 
D)  ​where the winds back with height. 
E)  ​on the western side of a shortwave trough at the 500 mb level. 
A)  ​in the center of a cut-off low. 
B)  ​from the surface up to the 500 mb level ahead of an advancing warm front. 
C)  ​behind a cold front. 
D)  ​where the winds back with height. 
E)  ​on the western side of a shortwave trough at the 500 mb level.

Question 16

A blocking high is a

Accepted Answer

A)  ​high pressure system and accompanying ridge that changes location quickly. 
B)  ​high pressure system and accompanying ridge that persists in the same location for many days. 
C)  ​high pressure system and accompanying ridge that produces torrential rains. 
D)  ​ridge associated with a low pressure system. 
E)  ​trough associated with a low pressure system. 
A)  ​high pressure system and accompanying ridge that changes location quickly. 
B)  ​high pressure system and accompanying ridge that persists in the same location for many days. 
C)  ​high pressure system and accompanying ridge that produces torrential rains. 
D)  ​ridge associated with a low pressure system. 
E)  ​trough associated with a low pressure system.

Question 17

Describe four methods of forecasting the weather and give an example for each one.​

Accepted Answer

Persistence: a prediction that future we

Question 18

​A weather forecast for the immediate future that employs the trend method is called

Accepted Answer

A)  ​nowcasting. 
B)  ​extrapolation. 
C)  ​first order forecasting. 
D)  ​linear forecasting. 
E)  ​persistence forecasting. 
A)  ​nowcasting. 
B)  ​extrapolation. 
C)  ​first order forecasting. 
D)  ​linear forecasting. 
E)  ​persistence forecasting.

Question 19

An ensemble forecast goes further and further into the future, the forecast lines can become scrambled. Such a chart is often referred to as a​

Accepted Answer

A)  spaghetti plot.​ 
B)  ​chaos chart. 
C)  ​multilinear plot. 
D)  ​filament chart. 
E)  ​shifting plot. 
A)  spaghetti plot.​ 
B)  ​chaos chart. 
C)  ​multilinear plot. 
D)  ​filament chart. 
E)  ​shifting plot.

Question 20

The final forecast chart representing the atmosphere at a specified future time is called a(n) ____________________, or, simply, a(n) ____________________.​

Accepted Answer

prognostic

Lines of equal pressure change are called ____________________.

If you wanted to make a persistence forecast of minimum and maximum temperatures for a particular city, which type of chart would be most helpful?

Warm advection occurs when the

How are computer-generated weather forecasts prepared?

What would be the least accurate forecast method of predicting the weather two days into the future during changeable weather conditions?

Suppose a computer model uses more closely spaced grid points and a greater number of data points, and thus has better resolution. What would this model be particularly useful in forecasting?

Probably the easiest weather forecast to make is a statistical forecast.

The analog method is often referred to as ____________________.

A persistence forecast could be quite accurate when

Weather forecasts are commonly grouped according to how far into the future the forecast extends.

Describe the data and tools that a meteorologist assembles prior to making a weather forecast.

The greatest improvement in forecasting skill during the past 30 years has been made in forecasting

An accurate forecast

The ____________________ is a chart that shows how one or more weather variables has changed at a station over a given period of time.

Warm advection is most likely to occur

A blocking high is a

Describe four methods of forecasting the weather and give an example for each one.

A weather forecast for the immediate future that employs the trend method is called

An ensemble forecast goes further and further into the future, the forecast lines can become scrambled. Such a chart is often referred to as a

The final forecast chart representing the atmosphere at a specified future time is called a(n) , or, simply, a(n) .

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind - Small-Scale and Local Systems

Wind - Global Systems

Air Masses and Fronts

Middle Latitude Cyclones

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

Exam 13: Weather Forecasting

Lines of equal pressure change are called ____________________.​

​If you wanted to make a persistence forecast of minimum and maximum temperatures for a particular city, which type of chart would be most helpful?

Warm advection occurs when the​

How are computer-generated weather forecasts prepared?​

​What would be the least accurate forecast method of predicting the weather two days into the future during changeable weather conditions?

Suppose a computer model uses more closely spaced grid points and a greater number of data points, and thus has better resolution. What would this model be particularly useful in forecasting?​

Probably the easiest weather forecast to make is a statistical forecast.

​The analog method is often referred to as ____________________.

​A persistence forecast could be quite accurate when

Weather forecasts are commonly grouped according to how far into the future the forecast extends.

Describe the data and tools that a meteorologist assembles prior to making a weather forecast.

​The greatest improvement in forecasting skill during the past 30 years has been made in forecasting

​An accurate forecast

The ____________________ is a chart that shows how one or more weather variables has changed at a station over a given period of time.​

Warm advection is most likely to occur​

A blocking high is a

Describe four methods of forecasting the weather and give an example for each one.​

​A weather forecast for the immediate future that employs the trend method is called

An ensemble forecast goes further and further into the future, the forecast lines can become scrambled. Such a chart is often referred to as a​

The final forecast chart representing the atmosphere at a specified future time is called a(n) ____________________, or, simply, a(n) ____________________.​

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind - Small-Scale and Local Systems

Wind - Global Systems

Air Masses and Fronts

Middle Latitude Cyclones

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

Lines of equal pressure change are called ____________________.

If you wanted to make a persistence forecast of minimum and maximum temperatures for a particular city, which type of chart would be most helpful?

Warm advection occurs when the

How are computer-generated weather forecasts prepared?

What would be the least accurate forecast method of predicting the weather two days into the future during changeable weather conditions?

Suppose a computer model uses more closely spaced grid points and a greater number of data points, and thus has better resolution. What would this model be particularly useful in forecasting?

The analog method is often referred to as ____________________.

A persistence forecast could be quite accurate when

The greatest improvement in forecasting skill during the past 30 years has been made in forecasting

An accurate forecast

The ____________________ is a chart that shows how one or more weather variables has changed at a station over a given period of time.

Warm advection is most likely to occur

Describe four methods of forecasting the weather and give an example for each one.

A weather forecast for the immediate future that employs the trend method is called

An ensemble forecast goes further and further into the future, the forecast lines can become scrambled. Such a chart is often referred to as a

The final forecast chart representing the atmosphere at a specified future time is called a(n) , or, simply, a(n) .