What colours does the sky turn before a tornado?

Answer 1

A wide variety of cloud colors have been reported during tornadoes depending on how the parent storm is arranged and on the position of the sun. Tornadoes need thunderstorms to form so there will always be clouds overhead if there is a tornado. Sometimes the clouds have the typical gray color of a thunderstorm, sometimes becoming dark gray and even black. If the sun is relatively low the clouds may appear green, yellow, or even a greenish-blue.

Answer 2

Before a tornado, the sky can turn green, yellow, or black due to the presence of hail or debris in the storm clouds. Other signs of an approaching tornado include a dark, swirling sky and a loud, persistent roar resembling a freight train.

Answer 3

Depending on what color the soil is and how the light is hitting the funnel tornadoes can appear black, gray, white, brown, red, or tan. A few tornadoes at sunset have even been pink and orange. A tornado on water may appear bluish.
The color of a tornado depends on lighting. The funnel itself is condensation like an ordinary cloud, and so color depends on how the light hits it. A front lit funnel often appears light gray or white while a back lite funnel often appears dark gray or black.

A tornado may also be colored by the soil it picks up.

Answer 4

There isn't an actual answer to this, because that's not how tornadoes work.

The sky (not the clouds) does often turn a peculiar color when conditions are favorable for tornadoes to form, but it's certainly not as simple as "when the sky goes green, there will be a tornado" or "there can't be a tornado when there are white clouds in the sky".

(The particular color I associate with "tornado weather" is best described as a sort of greenish orange.)

Answer 5

there are many signs. if the sky is dark (almost black) it can mean bad weather. when the sky is green it means it is hailing. however there is a type of cloud called a wall cloud, also called a shelf cloud. it will be one cloud that is lower than the rest of the cloud. for instance, if there is a large blanket of clouds and one smaller cloud not attached and lower than the rest it is a wall cloud. also there can be a funnel cloud. it is a cloud that has a section that is spinning in a counter clock wise direction. it will often have black things flying around its edge. when a tornado is near it will sound almost like thunder rumbling in the distance but it does not stop. also if there is violent winds and seconds later there is not a thing moving...RUN... it mean that a tornado is about 60 sec. away from you. often times you can not see a tornado for it is rain wrapped. most tornadoes are small and move 45-70 mph. and only stay on the ground for a few blocks. but can stay on the ground for miles and move very slowly.

Answer 6

It varies. Most often the sky will be gray, but depending on the lighging conditions and how tick the storm clouds are, the sky may also appear green, blue (though not from lack of clouds), yellow, or black.

Answer 7

There is no particular color. Gray clouds are common, but in some cases the clouds may be black, green, blue, or yellow.

Answer 8

The sky does not turn any particular color. Most often it will be gray, but it may turn black, green, or yellow as well depending on the orientation of the parent storm and the time of day.