New Zealand is battling its strongest winds in a decade, prompting states of emergency in Christchurch and other regions. Schools and flights were canceled in the capital Wellington, where wind speeds reached 87 km/h. Authorities issued a red weather alert and urged residents to stay indoors. Flooding and landslides hit Christchurch, while evacuations were ordered in low-lying areas of Selwyn due to rising rivers. Strong winds and rain are expected to continue into Friday.