Severe Weather: Hurricanes and Blizzards

Active learning works for this topic because students need to visualize abstract processes like rotating storm systems or Arctic air collisions. Hands-on techniques turn textbook descriptions into memorable experiences, helping learners connect cause and effect in severe weather systems.

• 6th Grade
• Science
• 3 activities
• 15 min–40 min

Learning Objectives

1. Compare the atmospheric conditions required for the formation of hurricanes and blizzards.
2. Analyze the role of ocean surface temperature in the intensification of hurricanes.
3. Explain the primary impacts of hurricanes, including storm surge and flooding, on coastal communities.
4. Describe the key hazards associated with blizzards, such as heavy snow, high winds, and low visibility.
5. Evaluate the differences in geographic locations where hurricanes and blizzards typically form and make landfall.

Gallery Walk

⏱ 35 min·Small Groups

Gallery Walk: Hurricane vs. Blizzard Case Studies

Post four to six station sheets around the room, each featuring a real storm (e.g., Hurricane Katrina, the 1993 Storm of the Century). Students rotate in small groups, recording formation conditions, impacts, and affected regions on a shared graphic organizer. Groups then compare their notes to identify patterns across storm types.

Prepare & details

Explain what conditions are necessary for a massive storm like a hurricane to form.

Facilitation Tip: During the Gallery Walk, place case study stations around the room and provide sticky notes so students can record observations and questions at each one.

Setup: Wall space or tables arranged around room perimeter

Materials: Large paper/poster boards, Markers, Sticky notes for feedback

• Understand
• Apply
• Analyze
• Create
• Relationship Skills
• Social Awareness

Think-Pair-Share

⏱ 15 min·Pairs

Think-Pair-Share: Ocean Temperature and Hurricane Strength

Pose the question: 'If Atlantic sea surface temperatures rose two degrees Celsius, how would hurricane season change?' Students think independently for two minutes, then discuss with a partner, then share with the class. Anchor the debrief to current scientific data on sea surface temperature trends.

Prepare & details

Compare the formation and impacts of hurricanes and blizzards.

Facilitation Tip: For the Think-Pair-Share, assign pairs before the discussion so students feel ready to contribute ideas immediately after reading about ocean temperatures.

Setup: Standard classroom seating; students turn to a neighbor

Materials: Discussion prompt (projected or printed), Optional: recording sheet for pairs

• Understand
• Apply
• Analyze
• Self-Awareness
• Relationship Skills

Simulation Game

⏱ 40 min·Small Groups

Simulation Game: Build a Hurricane in a Pan

Students use a large bowl of warm water, food coloring, and a hair dryer to simulate the rising warm air and rotation that drives hurricane formation. They record observations, sketch the resulting circulation pattern, and connect it to the Coriolis effect and pressure gradients discussed in earlier lessons.

Prepare & details

Analyze the role of ocean temperature in hurricane development.

Facilitation Tip: Set up the Hurricane in a Pan station with clear safety boundaries and explain how the warm water and fan simulate real hurricane conditions before students begin.

Setup: Flexible space for group stations

Materials: Role cards with goals/resources, Game currency or tokens, Round tracker

• Apply
• Analyze
• Evaluate
• Create
• Social Awareness
• Decision-Making

Teaching This Topic

Teachers should emphasize the differences between the two storm types by contrasting their energy sources and impacts. Avoid combining lessons on hurricanes and blizzards into a single unit; instead, highlight their distinct characteristics. Research shows that students learn severe weather best when they physically model the systems, so simulations and case studies are essential.

What to Expect

Students will explain how warm ocean water feeds hurricane formation and how Arctic air interacts with moisture to produce blizzards. They will also compare the structures and dangers of each storm type, using clear scientific language and evidence from their activities.

Watch Out for These Misconceptions

Common Misconception

During the Gallery Walk: Hurricane vs. Blizzard Case Studies, watch for students who confuse the scale or structure of hurricanes and tornadoes.

What to Teach Instead

Use the case study images and scale diagrams at each station to prompt students to compare the size and shape of each storm type, noting that hurricanes span hundreds of miles while tornadoes are much smaller.

Common Misconception

During the Hurricane in a Pan simulation, listen for students who describe blizzards as simply heavy snowstorms.

What to Teach Instead

Ask students to observe the wind speed and visibility in their simulation, then compare these to the blizzard definition: sustained winds of at least 35 mph and visibility below a quarter mile for three or more hours.

Common Misconception

During the Think-Pair-Share: Ocean Temperature and Hurricane Strength, watch for students who think the eye of a hurricane is the most dangerous part.

What to Teach Instead

Use the pair discussion prompt: 'Why might people in the eye think the storm is over?' to redirect their thinking to the eyewall, where the strongest winds and heaviest rainfall occur.

Assessment Ideas

Quick Check

After the Hurricane in a Pan simulation, present students with two scenarios: one describing warm ocean waters and thunderstorms, the other describing cold air meeting moisture. Ask students to identify which scenario is more likely to lead to a hurricane and which to a blizzard, and to list one key characteristic of each storm type.

Discussion Prompt

After the Gallery Walk, facilitate a class discussion using the prompt: 'Imagine you are advising a family living on the coast of Florida during hurricane season and another family in Chicago during winter. What are the top two safety concerns you would discuss with each family, and why are these concerns different for each location?' Listen for specific references to storm structure, duration, and impacts.

Exit Ticket

During the Think-Pair-Share, hand out index cards and have students draw a simple diagram comparing a hurricane and a blizzard. They should label at least two key differences in their formation or impacts, such as the water temperature needed or the type of precipitation.

Extensions & Scaffolding

• Challenge: Ask students to research and present on a historical hurricane or blizzard, explaining how it formed and the human impacts it caused.
• Scaffolding: Provide sentence stems for the Think-Pair-Share, such as 'The ocean temperature affects hurricanes by...' or 'Blizzards form when...'.
• Deeper exploration: Invite students to investigate how climate change may be influencing the frequency or intensity of hurricanes and blizzards, using reliable data sources.

Key Vocabulary

Hurricane	A large, rotating storm system with strong winds and heavy rain that forms over warm ocean waters in tropical or subtropical regions.
Blizzard	A severe snowstorm characterized by strong winds, heavy falling or blowing snow, and reduced visibility, typically occurring in colder regions.
Storm Surge	An abnormal rise of water generated by a storm, over and above the predicted astronomical tide, often causing severe coastal flooding during hurricanes.
Eye (of a hurricane)	The calm, clear, and low-pressure center of a hurricane, surrounded by the eyewall, which contains the storm's strongest winds and heaviest rainfall.
Wind Chill	The temperature it feels like to human skin when the air temperature is combined with wind speed, making it feel colder during blizzards.