sentences:  The JTWC estimated peak winds of 270 km/h (165 mph).Based on their estimate, Gonu was tied with the 1991 Bangladesh cyclone for the strongest tropical cyclone in the entire northern Indian Ocean (based on windspeed), and had the highest windspeed of any cyclone in this basin.On June 6, Gonu made landfall in extreme eastern Oman with winds of 150 km/h (90 mph), making it the strongest tropical cyclone on record to strike the Arabian Peninsula.