What Does Strong Storms Mean

Strong (up to more than 120 mph) straight-line winds associated with thunderstorms knock down trees, power lines and mobile homes. Tornadoes (with winds up to about 300 mph) can destroy all but the best-built man-made structures.

What is considered a strong storm?

Strong (up to more than 120 mph) straight-line winds associated with thunderstorms knock down trees, power lines and mobile homes. Tornadoes (with winds up to about 300 mph) can destroy all but the best-built man-made structures.

What causes strong storms?

All thunderstorms need the same ingredients: moisture, unstable air and lift. Moisture usually comes from oceans. Unstable air forms when warm, moist air is near the ground and cold, dry air is above.