9. A period of extraordinarily strong rain and thunderstorms occurred from 11:00 to 17:00 on August (2 marks) 10th, with a total of 77.7 mm over the six-hour period. This rain resulted in extensive flooding in Ottawa and surrounding areas. Examine the NOAA synoptic charts and the weather station information in the Excel file. Using the synoptic conditions, explain why the rain and thunderstorms occurred over this period of time