Over the next two to four months, the acute effects of the atomic bombings killed 90,000–146,000 people in Hiroshima and 39,000–80,000 people in Nagasaki; roughly half of the deaths in each city occurred on the first day.
Dalam kurun dua sampai empat bulan pertama setelah pengeboman terjadi, dampaknya menewaskan 90.000–146.000 orang di Hiroshima dan 39.000–80.000 di Nagasaki; kurang lebih separuh korban di setiap kota tewas pada hari pertama.