It’s never a good sign when it’s already this steamy this early in the morning, and indeed, the heat index looks like it will near 100 degrees today (actual temps closer to 94). The D.C. Homeland Security and Emergency Management has some helpful tips to beating the oppressive heat, but this list has a shameful lack of ice cream sandwiches involved. DCist heartily recommends the Ice Cream Sandwich Method of keeping cool today, which involves eating an ice cream sandwich whenever you feel the slightest bit warm. Just keep repeating until you fall into a sugar coma and don’t even know where you are anymore, let alone how hot it is.

Dulles Rail Link Approved: The Fairfax County Board of Supervisors voted 8 to 2 yesterday to pay $400 million toward the $5.1 billion cost of extending the Orange Line to Dulles with an overhead track through Tysons Corner. The vote came as desperate Tysons tunnel advocates were making a last ditch effort to convince the board that an underground extension could be affordable.

Zoning Regulations to be Rewritten: The Examiner reports that the D.C. Zoning Commission is beginning a two-year process to overhaul the city’s wildly outdated zoning codes and bring them up to date. The regulations manual for District development hasn’t been revised for 50 years. The first of two roundtable meetings for public comment starts at 6:30 p.m. Thursday before the Commission, at 441 Fourth St. NW, Room 220 South.

Briefly Noted: Free summer meal program expects to feed more children this year … White House press center re-opensMarion Barry scheduled to appear in court Thursday on probation violation.

This Day in DCist: Last year we told you where you could find those free coin counting machines at Chevy Chase banks.

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