Matching Pairs topic 7 weather part 4 prediction and probabilityOnline version match the term to the defintion by Susan Brown 1 storm with winds of at lease 35 mph with lots of falling or blowing snow 2 movement of air masses along the polar fronts result in the formation of low pressure storms associated with thunderstorms, tornados and ahil 3 heavy rainstorms accompanied by thunder and lightening 4 most violent of all storms; small area of impact for a relatively short time; rotating, very low pressure funnel that hangs from the clouds 5 violent or severe disturbance of the atmosphere that usually creates dangerous, destructive or unpleasant conditions on Earth's surface 6 large summer and fall storms that form over tropical waters with sustained winds of at least 74 miles per hour tornado blizzard hurricane storm thunderstorms cyclonic storms 1 rapidly falling air pressure indicates 2 chance 3 as air temperature gets closer to the dew point 4 greater the air pressure gradient 5 reflects electromagnetic waves to give information about precipitation and clouds 6 symbol that represents a site's weather variables for a specific time of day 7 as temperature increases 8 visual and infrared images from space that show location and size of storms air pressure decreases radar station model storm approaching higher the wind speeds satellite images probability chance of precipitation increases 1 2 3 4 5 southeast wind between 15 and 20 mph; mostly cloudy southeast wind with a barometric pressure of 1000.2 northwest wind, completely cloudy southwest wind, mostly cloudy northeast wind between 20-25 mph