. To cook a recipe, a combination of ingredients needs to be mixed in order for the food to be correctly made. Extreme weather events can be thought of in a similar manner. A combination of weather conditions needs to come together in order for a tropical storm to occur. Select the "ingredients" needed to form a tropical storm event in the list below. cold, dry air
low pressure
high humidity
large areas of dry land
warm, moist air
low humidity
evaporation
large bodies of warm water
rain
snow