What was found
CAPT WINDSHIELD CRACK INFLIGHT. WINDOW STARTED ARCHING FROM THE CAPT SIDE UPPER WINDOW HEATER. THE AIRCRAFT WAS EXPERIENCING ELMO€™S FIRE DUE TO STORMS IN THE AREA AT THE SAME TIME. THE CREW USED A FLASHLIGHT AND OBSERVED A CRACK FROM TOP CENTER TO ALMOST THE BOTTOM. THE AREA AROUND THE UPPER HEATER IS ALSO CRACKED.QRH PROCEDURES WERE FOLLOWED INCLUDING A LOWER ALTITUDE AND MANUAL PRESSURE CHANGE. AIRCRAFT LANDED AT THE DESTINATION AIRPORT WITH NO FURTHER PROBLEMS. (FLIGHT 5009) OPEN