Azores to monitor hurricane as category 4 Gabrielle roars past Bermuda affecting coasts from North Carolina to Atlantic CanadaRiviera Maya, Q.R. — The Atlantic islands of Bermuda and Azores are being told to monitor now category 4 Hurricane Gabrielle. According to the National Hurricane Centre (NOAA), Gabrielle is now a category 4 hurricane. “NOAA Hurricane Hunter aircraft and satellite data indicate that the maximum sustained winds are near 140 mph (220 km/h) with higher gusts. Gabrielle is a category 4 hurricane on the Saffir-Simpson Hurricane Wind Scale.