# Hurricane Polo breaks records with triple Category 5 strength Unprecedented storm prompts calls for new hurricane classification as it threatens US Southwest - **Source:** [Science & tech Articles | Mail Online](https://www.dailymail.com?ns_mchannel=rss&ns_campaign=1490&ito=1490) - **Published:** 2026-09-25 - **Topic:** [Business](https://brifing.si/c/business) - **Original article:** - **On Brifing:** https://brifing.si/s/220c4803-9fe9-40d7-8d53-8222f691a4bd ## Unprecedented triple Category 5 Hurricane Polo has achieved Category 5 status three separate times this week, a first in Eastern Pacific history. With sustained winds reaching 180 mph, it ranks as the third-strongest wind speed ever recorded in the region. The storm's intensity fluctuations included weakening periods before regaining maximum strength, demonstrating unusual behavior for tropical cyclones. ## Category 6 debate reignited Satellite estimates detected winds near 196 mph, exceeding the proposed 192 mph threshold for a hypothetical Category 6 classification. Meteorologist Ryan Maue suggested Polo might belong in this unofficial category, highlighting how existing scales may underestimate extreme storms. The current Saffir-Simpson scale tops out at Category 5 (157+ mph). ## US Southwest threat Long-range models show Polo's remnants potentially impacting Arizona, New Mexico, and Texas next week with heavy rain and flooding. Some projections extend the threat northward through Colorado and Nebraska. The storm's moisture could interact with existing weather systems, increasing severe weather risks across the south-central US. ## Mexican preparations Authorities in Mexico deployed 15,000 security personnel, opened shelters, and evacuated coastal areas ahead of Polo's approach. Residents fortified properties with sandbags as the storm brought conditions to western Mexico's coast. Despite precautions, no major damage was reported from initial impacts on Friday morning. ## Compact but powerful Despite its record intensity, Polo maintains a relatively small size with hurricane-force winds extending only 40 miles from its center. Tropical-storm-force winds reach 125 miles outward, making it more compact than typical major hurricanes. This concentration contributes to its extreme wind speeds and rapid intensification cycles. ## Historical context Polo formed as a tropical storm on September 20 before rapidly intensifying to Category 5 status within two days. Its triple peak at maximum classification surpasses any previously recorded Eastern Pacific hurricane. Meteorologist Max Velocity notes all three peaks occurred in this basin, setting multiple regional records. ## Rainfall risks AccuWeather warns Polo's remnants could produce heavy rainfall from Texas' Big Bend region northeastward into Oklahoma. The storm's interaction with non-tropical systems may exacerbate flooding potential. Exact impacts depend on how much of Polo's structure remains intact upon approaching the continental US. ## Climate implications Polo's unprecedented behavior adds fuel to discussions about whether climate change is producing stronger tropical cyclones. The storm's rapid intensification cycles and sustained extreme winds challenge existing classification systems. Its compact size yet record-breaking intensity suggests new patterns in storm development that may require updated forecasting approaches. ## Sources covering this story - https://www.dailymail.com/sciencetech/article-16161131/hurricane-polo-category-6-path-us.html?ns_mchannel=rss&ns_campaign=1490&ito=1490 — --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._