; and (2) $50,000,000 for improvements to operational and research weather supercomputing infrastructure and for improvement of satellite ground services used in hurricane intensity and track prediction: Provided , That the amount provided under this heading is designated by the Congress as being for an emergency requirement pursuant to section 251(b)(2)(A)(i) of the Balanced Budget and Emergency Deficit Control Act of 1985. Department of Justice United states marshals service salaries and expenses For an additional amount for Salaries and Expenses for necessary expenses related to the consequences of Hurricanes Harvey, Irma, and Maria, $2,500,000: Provided , That the amount provided under this heading is designated by the Congress as being for an emergency requirement pursuant to section 251(b)(2)(A)(i) of the Balanced Budget and Emergency Deficit Control Act of 1985. Federal bureau of investigation salaries and expenses For an additional amount for Salaries and Expenses for necessary expenses related to the consequences of Hurricanes Harvey, Irma, and Maria, $21,200,000: Provided , That the amount provided under this heading is designated by the Congress as being for an emergency requirement pursuant to section 251(b)(2)(A)(i) of the Balanced Budget and Emergency Deficit Control Act of 1985. Drug enforcement administration salaries and expenses For an additional amount for Salaries and Expenses for necessary expenses related to the consequences of Hurricanes Harvey, Irma, and Maria, $11,500,000: Provided , That the amount provided under this heading is designated by the Congress as being for an emergency requirement pursuant to section 251(b)(2)(A)(i) of the Balanced Budget and Emergency Deficit Control Act of 1985. Federal prison system salaries and expenses For an additional amount for Salaries and Expenses for necessary expenses related to the consequences of Hurricanes Harvey, Irma, and Maria, $16,000,000: Provided , That the amount provided under this heading is designated by the Congress as being for an