When people think of Texas, many remember news from the Dallas area, which often brings tornadoes to mind.

This is due to the image of massive whirlwinds covering the nearby regions and the sky turning dark.

In fact, Texas is one of the states where tornadoes occur most frequently in the U.S.

However, in San Antonio, many people often feel, "Oh? It's quieter here than I expected!"

The so-called Tornado Alley is not a specific administrative area but rather a concept created by weather patterns.

If you look to the north plains, like Oklahoma or Kansas, and northern Texas, you see endless flatlands.

Cold, dry air descends from above, colliding with warm, moist air coming up from the Gulf of Mexico.

Meanwhile, the wind direction changes continuously in the upper atmosphere, gaining strength.

When these elements align, a massive rotation forms in the sky, commonly referred to as a supercell.

And when that descends to the ground, it becomes the tornadoes we see on the news.

However, San Antonio is not right in the middle of this flow; it is somewhat off to the side.

Its location is ambiguously to the south, so the cold air coming from the north often does not reach it strongly.

In simple terms, you can think of it as being a step away from the center of the action.

The terrain here is not flat all the way like in the north; instead, it features gentle hills leading to the Texas Hill Country.

This subtly affects the wind flow. It is not easy for strongly rotating air to maintain its strength.

In short, it feels like tornadoes do not have a "smooth track" to run on.

Perhaps for this reason, tornadoes that form here are mostly small and short-lived.

They are not completely absent; they occasionally make the news. But they are usually around EF-0 or EF-1 level.

A few trees may fall, some roofs may be damaged, and signs may get blown away.

It is not the kind of event where "a whole town gets swept away" as seen in the north.

In fact, on October 26, 2023, a tornado did touch down in San Antonio.

It traveled about 5 miles, but the damage was minimal, and most importantly, it did not last long.

It quickly lost strength and disappeared. This is a typical pattern for tornadoes in this area. They do occur, but they do not last long.

The reason ultimately comes down to energy. So, while they may start, they often fizzle out quickly.