Last update 15:45 (PT) 1st October 2026
| Last update | |
| Location (coordinates) | 17.1 N 108.2 W |
| Location (geographical) | 280 miles (450 km) southwest of Cabo Corrientes, Mexico and 415 miles (665 km) south-southeast of Cabo San Luca, Mexico. |
| Average wind speed | 180 mph (290 km/h) |
| Category (Saffir-Simpson Scale) | 5 |
| Direction | W |
| Pressure at the center of the storm | 908 hPa |
Technical details of the storm
According to the U.S. National Hurricane Center (NHC), Hurricane Polo reached Category 5 intensity, with maximum sustained winds estimated at 160 mph (260 km/h) and a minimum central pressure of approximately 923ā925 hPa during the September 23ā24 period. The storm will continue its path until Tuesday, September 29th.
The storm’s evolution provides an interesting real-world example of how tropical cyclones can transition from a developing circulation into an extremely powerful hurricane when atmospheric and oceanic conditions become favorable.
Why Was Hurricane Polo Able to Intensify So Quickly?
One of the most interesting aspects of Polo was its rapid intensification.
The storm had strengthened by approximately 90 knots in 24 hours, an exceptionally rapid change in intensity. At that stage, satellite imagery showed a compact, well-defined eye surrounded by an intense eyewall. A similar rapid intensification occurs when several environmental factors combine to allow the tropical cyclone’s circulation and deep convection to become increasingly organized.
Warm ocean water
A tropical cyclone essentially operates as a heat engine. Warm ocean water supplies heat and moisture to the atmosphere. Evaporation transfers energy from the ocean into the lower atmosphere, while condensation inside deep thunderstorms releases latent heat.
That heat helps maintain the warm-core structure characteristic of tropical cyclones.
Low vertical wind shear
Another critical variable is vertical wind shear. Vertical wind shear describes how wind speed and direction change with altitude. Strong shear can tilt the tropical cyclone’s circulation, disrupting the organization of thunderstorms around the center. Low shear, by contrast, is generally more favorable for intensification.
A vertically aligned vortex
A storm whose circulation is vertically aligned can maintain a more coherent structure, allowing deep convection to remain concentrated around the center. This can create an environment conducive to rapid intensification.
What Does Category 5 Actually Mean?
The Saffir-Simpson Hurricane Wind Scale classifies hurricanes from Category 1 to Category 5 based exclusively on maximum sustained wind speed.
Category 5 begins at 157 mph (252 km/h).
Therefore, Polo’s estimated winds of 160 mph placed it within the Category 5 threshold.
Does MeteoStation monitor the Hurricane Polo?
Yes, MeteoStation includes two dedicated modules to monitor the hurricane. The app integrates external APIs from the most certified hurricane trackers.
