The next type is the sheet lightning. It has no particular form. Another kind is the heat lightning. Thunder does not usually accompany the heat lightning. The final type is the ball type.
Ball lightning is the least underdstandable of all the kinds of lightning.
Some meteorologists think this form does not think this form exists. A drought is a condition that results when the average rainfall for a fertile area drops far below the normal amount for a long period of time. The temperature usually rises because of droughts. Crops are damaged. Forest fires start easier during a drought.