As water vapor in the rising air condenses into cloud droplets or turns into ice crystals, it releases heat, which adds to the storm's power.
(water vapor in the rising air condenses into cloud droplets; turns; into ice crystals) (it; releases; heat, which adds to the storm's power) (heat; adds; )
water vapor in the rising air condenses into cloud droplets it heat
turns releases adds
into ice crystals
heat, which adds to the storm's power