Some covering material of the structure was either blown away or torn apart, local BJP leaders said, adding that the structure, which is intended to provide shade to people and dignitaries on stage, remained largely intact.
He exuded confidence that the damaged portion will be repaired soon.
"The PM's rally will take place as perschedule tomorrow afternoon. The storm damaged some potion of the dome as well as the decoration. It will be repaired soon," Jadeja told reporters.
As per a BJP release, Modi would address three election rallies Wednesday at Himmatnagar, Surendranagar and Anand, and one at Amreli on Thursday.