By spending a blood point, the vampire may create weather anomalies. She must also roll Manipulation + Survival, difficulty dependent on the typical likelihood of the weather pattern being perpetrated. (Lightning on a sunny day in Kenya is difficulty 9; fog in London is difficulty 3.) In the event of lightning, treat the strike as a firearm, doing ten dice of damage. The level of the effect (the magnitude of the weather anomaly) is limited to the number of successes on the Willpower roll.
Light Breeze/Minor Temperature Change
Forcing weather conditions to change.
*** High Winds
Whirlwind/Moderate Temperature Change
Creating and controlling a storm.
Focusing Lighting to strike. Difficulty is determined by weather conditions and weather or not you are in or out doors.