You either see it.... OR right before it develops, the air is very still, the sky might be a strange color. Also there will be a visible funnel cloud beginning to come down to touch the land and then the wind will pick up.
Other signs include a lowering of the cloud base, rotation in the clouds, and a hole in the clouds in the vicinity of the rotation. If you are looking at the radar image a hook shape, usually on the southern or western flank, (in and individual thunderstorm, not the shape of the large-scale system) can be a strong indicator of a possible tornado.
Signs of an approaching tornado include dark, often greenish skies; large, low-lying clouds; a sudden increase in wind or a change in wind direction; and a loud, continuous roar similar to a freight train. It is important to seek shelter immediately when these signs are observed.
Signs that a tornado may be near include a dark, greenish sky, large hail, a loud roaring sound, and a visible funnel cloud. If you hear a tornado warning or see these signs, seek shelter immediately.
No sky color necessarily means that a tornado will form. A yellow sky during or before a tornado is due to the fact that most tornadoes form in the late afternoon or early evening and often take place around sunset.
You shouldn't. Contrary to popular belief opening windows during a tornado does nothing to save a house and may in fact make damage worse. If a tornado is coming opening windows is a waste of precious time that you should use to take cover.
Direct warning signs of a tornado include rotation in the clouds and a persistent lowering of the cloud base. Many people associate hail or green skies with tornadoes. These signs do indicate a severe storm, but not necessarily tornadoes.
Signs of an approaching tornado include dark, often greenish skies; large, low-lying clouds; a sudden increase in wind or a change in wind direction; and a loud, continuous roar similar to a freight train. It is important to seek shelter immediately when these signs are observed.
Signs of an approaching volcano include increased seismic activity, such as earthquakes and tremors, changes in gas emissions, ground deformation, and the appearance of new vents or fissures. Monitoring these indicators can help predict volcanic eruptions and issue early warnings to nearby communities.
Tornado Sirens going off
If you see a tornado approaching your house head to your basement immediately and crouch down in a corner facing the wall. If you do not have a basement go to a room in the center part of your house on the lowest floor.
It is best to get you your basement or cellar. If you don't have one get to a room in the center part of your house on the lowest floor.
If a tornado is approaching and you are in a car abandon the vehicle and seek shelter is a sturdy building. If no shelter is available lie in a ditch or culvert.
Doppler radar can detect the signature of a tornado from a distance.
I would not inform the public about an approaching tornado with the internet and phone messages. I would not because usually if there is a tornado coming you lose power in the phone and internet lines as a tornado can go into the power critic. hope that helps.
When there are signs of an oncoming tornado and the people are warning you\alerting you about it, to be prepared.
It might be a good idea to observe the behavior of pets, such as dogs, cats, hamsters, etc.. They can give a good indication when something terrible is approaching in the weather.
She gazed worriedly at the approaching tornado.
The tornado would not directly damage a tank. However, debris that the tornado is throwing around might. Storms have been known to impale metal signs into concrete. Any object with enough force behind it could damage the tank.