Hourly Weather - Londonderry, United Kingdom

Sudanese brick makers work in an agricultural field in the capital Khartoum's district of Jureif Gharb on Nov. 11, 2019. (ASHRAF SHAZLY/AFP via Getty Images) At a Glance While rainfall is expected to increase, hot and dry periods will likely continue to be more extreme.More than 250 million people rely on the Nile River's waters.The crisis could affect everything from farming to power supplies. More than 100 million people could face a critical water shortage in Africa's Nile River Basin...