However, itâs also a time to be aware of the dangers soaring temperatures can bring. Extreme heat is the number one weather-related killer in the U.S, claiming more than 650 lives across the nation each year, according to the Centers for Disease Control and Prevention.
1 In a bowl whisk together garlic, extra virgin olive oil, balsamic, 1/4 cup red wine, 1 tablespoon chopped rosemary, salt and pepper.  Place flat iron steak in a resealable plastic bag. Pour marinade over the top. Shake to coat steak in marinade. Refrigerate for 8 hours or overnight.
Coat both sides of the steaks with olive oil. This prevents them from sticking to the grill. Prepare the grilling grates. Use a grilling brush to remove any dirt and debris from the grates. Before placing the steaks on the gas grill, coat the grill grates with olive oil to ensure that the steaks will not stick.Turn the gas grill down once it reaches the desired temperature. Turn one of the burners completely off, and set the rest of the burners to medium-high.Place the New York strip steaks on the side of the grill that no longer has a heat source. This will allow you to cook the steaks indirectly. Cook the steaks for four minutes before turning them.Sear grill marks into the steaks by placing them directly onto the grill, and turning them 90 degrees after two minutes.urn one of the burners completely off, and set the rest of the burners to medium-high. Place the New York strip steaks on the side of the grill that no longer has a heat source. This will allow you to cook the steaks indirectly. Cook the steaks for four minutes before turning them.