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Prognostic vs Extended Surface Prognostic Charts in Meteorology

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Prognostic vs Extended Surface Prognostic Charts in Meteorology

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Questions and Answers

What is the primary difference between a Prognostic Chart and an Extended Surface Prognostic Chart?

The Extended Surface Prognostic Chart is used for short-term forecasts.

The Prognostic Chart focuses on long-term weather predictions.

The Prognostic Chart covers a larger geographical area.

The Extended Surface Prognostic Chart provides more detailed weather parameter forecasts. (correct)

Which statement is correct regarding the temporal coverage of Prognostic Charts and Extended Surface Prognostic Charts?

Both charts cover the same time period, typically up to 72 hours.

Neither chart provides forecasts beyond 48 hours.

Prognostic Charts cover a longer time period than Extended Surface Prognostic Charts.

Extended Surface Prognostic Charts provide forecasts for extended time periods beyond 72 hours. (correct)

What is the primary purpose of a Prognostic Chart?

To predict long-term climate patterns.

To offer a general overview of expected weather conditions over a specific area. (correct)

To provide detailed forecasts for specific weather parameters.

To focus on global-scale weather patterns.

Which chart is more suitable for medium-range or extended-range weather prediction?

Extended Surface Prognostic Chart Signup and view all the answers

What information is typically included in a Prognostic Chart?

Pressure systems, fronts, precipitation, and temperature patterns. Signup and view all the answers

Which statement is correct regarding the spatial coverage of Prognostic Charts and Extended Surface Prognostic Charts?

Extended Surface Prognostic Charts may cover a broader spatial range, encompassing multiple regions or even global-scale weather patterns. Signup and view all the answers

Study Notes

Prognostic Charts vs Extended Surface Prognostic Charts

Scope and Detail

Prognostic charts provide a general overview of expected weather conditions over a specific area for 48-72 hours in advance.
They include information on pressure systems, fronts, precipitation, and temperature patterns.
Extended Surface Prognostic charts offer more detailed information, covering larger geographical areas and providing forecasts for specific surface weather parameters.
Parameters included in Extended Surface Prognostic charts are wind speed and direction, temperature, humidity, and precipitation.

Spatial and Temporal Coverage

Prognostic charts focus on a particular region or area of interest, such as a continent, ocean basin, or specific country.
They provide a snapshot of expected weather conditions at a specific time or for a short time period.
Extended Surface Prognostic charts cover a broader spatial range, encompassing multiple regions or global-scale weather patterns.
They provide forecasts for longer time periods, extending beyond 72 hours, for medium-range or extended-range weather prediction.

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Description

Explore the differences between Prognostic Charts and Extended Surface Prognostic Charts used in meteorology for predicting weather conditions. Understand their scopes, details, and timeframes for forecasting weather patterns.