Hurricane Hanna made landfall in southern Texas as a Category 1 system on 25 July 2020. The storm weakened as it moved west but brought torrential rainfall to parts of northern Mexico where 2 people have died and 6 are missing.
In South Texas, winds of up to 90 mph (145 km/h) caused power outages for 200,000 people. Initial reports suggest Hanna dumped up to 6 inches 152 mm) of rain in some areas from 24 to 26 July.
Heavy rain and storm surge combined to cause some flooding along the Texas coast near Corpus Christi. NWS Corpus Christi said “Hanna’s turn to the southwest before landfall spared the region from even heavier rains and flash flooding”.
Mexico’s disaster management authority, Centro Nacional de Prevención de Desastres (CENAPRED) reported on 27 July that Hanna had caused considerable material damage, mainly in the states of Tamaulipas, Coahuila and Nuevo León.
The meteorological service Servicio Meteorológico Nacional reported 533mm of rain in 24 hours to 27 July in Monterrey in Nuevo León. During the same period, Sabinas in Tamaulipas saw 210 mm and Candela in Coahuila 87 mm. The previous day Río Bravo in Tamaulipas recorded 167.6 mm of rain.
Local media reported at least 2 people have died and 6 are missing after heavy rain triggered severe flooding, in particular in Monterrey in Nuevo León.
Two people died after their vehicle was swept away by flood waters in Ramos Arizpe, Coahuila. Three people were reported missing in floods in Monterrey and 3 others in Reynosa, Tamaulipas. A hospital in Reynosa, Tamaulipas was flooded prompting some evacuations.
Check out these preliminary rainfall totals from #Hanna across our forecast area. Hanna’s turn to the southwest before landfall spared the region from even heavier rains and flash flooding. #txwx #stxwx pic.twitter.com/r62xfsiYph
— NWS Corpus Christi (@NWSCorpus) July 27, 2020
Av. Cristina Laralde, canalón Topo Chico al 90 por ciento de su captación @GobSanNicolas @nuevoleon pic.twitter.com/I6NrkFyOTV
— Protección Civil NL (@PC_NuevoLeon) July 26, 2020