In early trade on Tuesday, the rupee weakened 10 paise to 64.53 against the US dollar. According to traders, "the dollar's strength against some currencies overseas on Fed's plan to stick to hiking rates pushed down the rupee." "A higher opening in the domestic equity market salvaged the situation for the rupee to an extent though", they said. However, the benchmark Sensex increased by 80.96 points. Also Read: BSE Sensex in early trade today jumps 81 points Fortis Healthcare may move to Rs 225-230 today Ashwani Gujral suggests holding Bharat Forge, may test Rs 140