These storm chasers hunt down tornadoes, trying to get right in the twister's path.

他们苦苦追寻，试图与打照面儿。

Those storms want a lot of shear.

非常需要切变。

EF-4s are considered violent and extremely rare, making up only about 1% of all tornadoes.

EF4级威力巨大，极其罕见，发生概率仅占所有的1%左右。

We hear about it in tornadic thunderstorms.

我们在里过词。

No, we've never even seen a tornado in Hawaii.

不，我们从没在夏威夷见过。

Which of these states is part of Tornado Alley?

下面哪州位于走廊?

We have several more hours of this before this thing passed.

离过境还有段时间。

Multiple sightings of tornadoes in the Garden State.

新泽西州多次发现。

Their state is located in tornado alley a region of the U.S. that sees the most twisters.

该州位于通道上，里是美国遭遇最多的地区。

Then I'd know why god sent us this tornado.

难怪上帝要带给我们场。

These would be clouds that would be rolling at velocities that'd be comparable to tornados.

那些云的变化速度可以跟相提并论。

Get all this tornado stuff behind me so I can enjoy...

忘掉该死的 样才能享受。

As its widest point, a twister is believed to be 300 yard wide.

掠过时最宽处达300码。

The most violent have winds of more than 400 kilometres per hour.

最强的速超过400千米每小时。

That's the same wind speeds as an EF2 tornado.

相当于EF2级的速。

Gusts of up to 140 kilometers an hour have led to tornadoes forming.

时速高达140公里的阵会形成。

Suspected tornadoes touched down in northwest Florida on Monday.

周一，疑似登陆佛州西北部。

Nebraska is part of the region known as Tornado Alley.

内布拉斯加州位于走廊。

In Mississippi, there were also reports of tornado touchdowns today.

今天，同样袭击密西西比州。

More than 70 tornadoes were reported.

据报道有70多起。