Property managers from the Federation of Synagogues on Monday inspected the 97-year-old building, with its leaking roof. Surveyors were also due to assess the damage.
Tower Hamlets Interfaith Forum is hoping to arrange a makeshift HMD commemoration in the area.
“There is wide support for the Jewish community and their East End heritage," said its chairman, Rector Alan Green.
“We can’t replicate the annual Holocaust memorial, but can come together to express solidarity.”
Messages of support for the shul have been relayed from other faith communities, including churches and the Buddhist centre in Bethnal Green.