He also said that he was monitoring the situation arising in various parts of the country due to the cyclone.
Rainfall at most places with isolated heavy rainfall very likely over Andaman and Nicobar Islands during next three days.
Earlier in the day, the Prime Minister appealed the BJP workers to focus on helping people across the state.
During the day, when nearly the entire state experienced a wet spell, Amit Shah's campaign meetings in Rajula town in Amreli district and in Mahuva and Shihor towns in Bhavnagar district were cancelled. Rahul Gandhi's seventh visit to poll-bound Gujarat since September.
Now, Mumbai rains will continue over the city with moderate rainfall activity continuing for today.More news: Parents of Florida runaway teen open up about reunion
"Our karyakartas (workers) should devote themselves to providing all possible assistance and stand shoulder to shoulder with fellow citizens", he said on Twitter.
Beside Modi's rally, a public meeting of Uttar Pradesh Chief Minister Yogi Adityanath and BJP MP Manoj Tiwari in Surat on Wednesday have also been postponed.
"As of now, 10 people lost their lives in Tamil Nadu and 29 others in Kerala".
Not only this, strong surface winds will prevail over the region with wind speed ranging between 40-50 kmph and gusting up to 60 kmph. "The tourists along with 250 people landed on the Lakshadweep coast and 809 landed on Maharashtra coast are being provided shelter and basic facilities". Naval ships, helicopters, Coast Guard vessels and Air Force planes are engaged in the rescue and relief operations to track down the 100-odd missing fishermen.