Self-Instruct
A tornado watch is issued when conditions are favorable for the development of a tornado. It means that a tornado is possible in your area. A tornado warning is issued when a tornado has been spotted or detected on radar. It means that a tornado is imminent and you should take immediate action to protect yourself and your property.
A tornado watch is issued by the National Weather Service when conditions are favorable for the development of a tornado. This includes atmospheric conditions such as high wind shear, low-level moisture, and instability. It also includes other factors such as the presence of a cold front or warm front. A tornado watch is issued for a large area and can last for several hours.
A tornado warning is issued when a tornado has been spotted or detected on radar. This means that a tornado is imminent and you should take immediate action to protect yourself and your property. A tornado warning is issued for a smaller area and usually lasts for a shorter period of time.
In summary, a tornado watch is issued when conditions are favorable for the development of a tornado. A tornado warning is issued when a tornado has been spotted or detected on radar. Both require immediate action to protect yourself and your property.