A squall had passed over Alipore observatory (Kolkata) from the northwesterly direction on Monday evening with a maximum wind gust of 84 kmph and lasted for three minutes and over Dumdum from the westerly direction 62 kmph. It lasted for a minute. Meanwhile, several trees were uprooted due to the storm which the Kolkata Municipal Corporation (KMC) workers cleared on Tuesday
Arnab Dutta