Dean made landfall over Newfoundland as a tropical storm with winds of 102 km/h on August 8.
Rainfall image map of Hurricane Dean, which entered southern Maritime waters on August 7, 1989 as a category 1 hurricane. Dean traveled towards southeastern Newfoundland and made landfall over Newfoundland as a tropical storm on August 8, 1989, diminishing on August 9, 1989. Maximum provincial rainfalls: 68.5 millimetres in Newfoundland
Originating on July 31, 1989 off the northwest coast of Africa as a tropical wave, Hurricane Dean swirled into a category two hurricane, bringing winds as high as 166 km/h. Dean entered southern Maritime waters on August 7 as a category 1 hurricane with winds of 148 km/h. Dean brought winds of 120 km/h and gust of 142 km/h to Sable Island. Dean continued to travel towards southeastern Newfoundland and developed into an extratropical system. There were no significant reports of damage or power interruptions. Hurricane Dean diminished on August 9.
Hurricane Dean started tracking in the Canadian Hurricane Centre response zone southeast of Nova Scotia with 64 knot winds moving north-northeast toward Cape Breton but made a slight turn to the northeast and made landfall in southern Newfoundland with 48 knot winds. It crossed out of northeast Newfoundland out into the Atlantic where it maintained 34 knot winds south of storm centre until outside the response zone. As it tracked through Atlantic Canada the storm reached a maximum wind speed of 77 knots, with an mslp of 975 millibar
August 9, 1989
- Winds at 80 km/h whipped the south coast, which also received about 35 mm of rain (ET)
- The storm made landfall at Harbour Breton and then passed through to Bonavista (ET)
- Heavy winds were reported to the east of the storm while most of the rain fell to the west side (ET)
- No power interruptions were reported (ET)
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