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El Nino
Great Lakes
Teacher Info

Get Info.1

Get Activity pages for this lesson.This section has two pages. Click on the pdf icon at left if you do not have an  activity sheet for this section.

A - What is a Hurricane?

checkmarkClick here to go to the "HURRICANE DEFINITION" site.

  • Click on "Defining a Hurricane".
  • Read the information and answer the following question.
  1. What is a hurricane?

B - Intensity

The Saffir-Simpson scale is used to classify hurricanes based on sustained (long lasting) wind speed. Hurricanes are classified in this way because it is the most accurate method of describing a storm that affects such a large area.

  • Scroll down to the "Saffir-Simpson Scale." Read the page and fill in the chart in your activity sheet.

C - Storm Structure

  • Scroll down and read the "Storm Structure" section.
  1. What three things must occur for a hurricane to get stronger?