Typhoon vs Hurricane: What’s the Difference?

Severe storms can do far more than rip off shingles. They can push water into homes, saturating drywall, crawl spaces, and basements. This water intrusion creates hidden hazards like black mold if it is not removed quickly.

At Chicago Water & Fire Restoration, we see firsthand how the aftermath of major storms affects homeowners across the United States. While hurricanes and typhoons do not directly strike Illinois, the flooding and mold problems they cause in coastal areas show why fast action after water damage is so important.

This guide explains typhoon vs hurricane, their risks, and why knowing the difference matters for protecting your home.

Typhoon vs Hurricane — The Quick Answer

A hurricane and a typhoon are both types of tropical cyclone, the generic term for a rotating storm system that develops over tropical or subtropical waters. They share the same structure, sustained wind strength, and ability to produce storm surge flooding, but the name changes based on location:

• Hurricane: A tropical cyclone with sustained wind of at least 74 mph in the North Atlantic, Central North Pacific, or Eastern North Pacific.
• Typhoon: A tropical cyclone with sustained wind of at least 74 mph in the Northwest Pacific Ocean, west of the International Date Line.

Both storms can generate high tide surge heights of 20 feet or more, widespread coastal flooding, and serious damage to buildings.

What Is a Hurricane?

Hurricanes form over warm tropical ocean waters in the Atlantic, Central North Pacific, and Eastern North Pacific. They are most common during hurricane season (June 1 to November 30), but can happen outside those dates.

The National Hurricane Center (a division of the World Meteorological Organization) monitors these tropical storms and issues warnings about wind speed, surge heights, and storm tide predictions.

How Hurricanes Are Measured

In the Atlantic and Pacific, hurricanes are rated using the Saffir-Simpson Hurricane Wind Scale, which has five categories. Category 1 starts at 74 mph sustained winds; Category 5 exceeds 157 mph. The radius of maximum wind—the distance from the storm’s center to its strongest winds—affects how large the storm surge can be. A wide radius and stronger winds push more water onto the shore, creating higher surge heights.

Example: Hurricane Katrina

Hurricane Katrina in 2005 caused catastrophic storm surge inundation. Some areas along the Gulf Coast saw storm tide levels over 25 feet above normal. The surge destroyed buildings, flooded infrastructure, and created widespread mold problems in homes that remained waterlogged for weeks.

What Is a Typhoon?

A typhoon forms in the Northwest Pacific Ocean, close to the Philippines, Japan, and China. Typhoons can occur year-round, but they peak between May and October. Like hurricanes, they bring heavy rain, destructive winds, and dangerous storm surge flooding.

Typhoon Categories

Typhoons are classified differently than hurricanes. The ESCAP/WMO Typhoon Committee under the World Meteorological Organization uses four main categories, and storms with sustained winds over 150 mph are called super typhoons. This level of intensity is comparable to a Category 4 or 5 hurricane on the Saffir-Simpson scale.

Example: Super Typhoon Haiyan

Super Typhoon Haiyan struck the Philippines in 2013 with sustained winds near 195 mph and a storm surge that reached over 20 feet in some areas. The surge and flooding destroyed entire coastal communities, leaving homes saturated and unsafe, a situation that would require extensive water damage and mold remediation in any country.

Why the Name Matters for Homeowners

Whether a storm is called a hurricane, a typhoon, or even a cyclone in the South Pacific and Indian Ocean, the risks are the same: strong winds, heavy rain, storm tide, and surges from hurricanes or typhoons that flood homes. Water intrusion can saturate drywall, flooring, and foundations. Within 24–48 hours, trapped moisture can allow black mold to grow behind walls and in basements.

CWF Restoration has built a reputation for responding quickly to storm-related water damage in the Chicago area. Our advanced equipment can detect hidden moisture and prevent mold problems from developing.

Shared Dangers of Hurricanes and Typhoons

Storm Surge Flooding and High Tide

Both hurricanes and typhoons generate storm surge flooding. This is a rise in water level above normal caused by wind and low pressure, especially dangerous when combined with astronomical tides. In a worst-case scenario, surge heights can reach 20 feet or more and extend far inland, damaging buildings and infrastructure.

Mold and Water Damage After Storms

For homeowners, water is often the most destructive element. Once storm surge flooding subsides, moisture trapped inside building materials can create the perfect environment for mold growth. Professional drying and sanitizing are critical to avoid long-term health risks and costly repairs.

CWF Restoration offers mold inspection, mold testing, and mold remediation services in addition to water damage cleanup. We help homeowners restore safe living conditions after severe storms.

How to Prepare and Protect Your Home

Stay Informed

Monitor official updates from the National Hurricane Center or the Joint Typhoon Warning Center. Their maps show areas at risk for storm surge inundation, coastal flooding, and high tide levels.

Create a Disaster Plan

Even in inland cities like Chicago, heavy rain from remnants of tropical storms or tropical depressions can cause flash flooding. Prepare by:

• Knowing your home’s elevation relative to local rivers or lakes.
• Having an emergency kit with clean water, flashlights, and medications.
• Planning multiple evacuation routes if you live in a coastal area or flood zone.

Call Professionals After the Storm

If a storm or flood affects your property, call professionals right away. Quick water extraction, drying, and sanitizing reduce the risk of black mold and structural damage.

CWF Restoration is available 24/7 at 1-800-597-6911. We provide free inspections and estimates within an hour and can confirm your insurance coverage.

Key Takeaways — Typhoon vs Hurricane

• Typhoon vs hurricane differences come down to geography. Hurricanes occur in the Atlantic, Central North Pacific, and Eastern North Pacific; typhoons occur in the Northwest Pacific Ocean.
• Both storms are tropical cyclones with sustained wind of at least 74 mph and can produce dangerous storm surge flooding, high tide levels, and catastrophic damage to buildings.
• Fast action after flooding is essential to prevent secondary hazards like black mold.
• Chicago Water & Fire Restoration offers expert water damage cleanup and mold remediation to help homeowners recover quickly and safely.