Sunday, January 29, 2023

Low pressure area over Bay of Bengal triggers rain

Jamshedpur : Several places across the district today experienced light to moderate showers , due to a low pressure area over west central Bay of Bengal , south Odisha and north coastal Andhra Pradesh.

The local IMD observatory in Jamshedpur recorded 12.5 mm of rain ( till 4.30 pm). Ghatshila in East Singhbhum and Chaibasa in West Singhbhum experienced around 10 mm of rain while several places in adjoining Seraikela-Kharsawan district recorded rainfall between 8-10 mm.

Upendra Srivastava, a Met official at IMD’s Ranchi Meteorological Centre the rainfall was due to the impact of a low pressure are over over west central Bay of Bengal, south Odisha and north coastal Andhra Pradesh.

The low pressure area and the associated cyclonic circulation would result in rainfall activity over the state in next three days Weathermen at the Patna Meteorological Centre said that southwest monsoon which remained weak over Jharkhand for the last 72-hours would again gain momentum due to the low pressure originating from the Bay of Bengal and an associated cyclonic circulation.

Though no warning of heavy rain was issued for the next 72-hours, but weathermen said that several places was expected to get moderate rainfall between 30-40 mm during the next 72-hours.

The rain in Jamshedpur and its adjoining areas was accompanied with thunder and lightning. Street lights had to be switched on in the afternoon as dark clouds hovered over steel city.

Cumulative data showed that till today Jharkhand has actually recorded 943.5 mm of rain against a normal average of 969.7, a deficit of 3 per cent. Figures of last year suggested that Jharkhand had notched a deficit of 21 per cent till September 12.

“The situation has improved in September as most places, including Ranchi, Jamshedpur, Daltonganj, Koderma, Dhanbad and Hazaribagh, witnessed a good spell of showers. This has helped reduce the rain deficit,” said a senior weather analyst at Patna Meteorological Office.

According to him, the withdrawal phase of monsoon would also result in widespread showers across the state.

Met department officials said that the monsoon became active in Jharkhand due to formation of a low pressure area over Gangetic Bengal and adjoining northwest Bay of Bengal. ” An associated cyclonic circulation is also extending upto 7.6 Kms above the mean sea level.

This coupled with the low pressure would result in a widespread rain with possibility of heavy to very heavy rainfall at a few isolated pockets during the next two days,” said D G Hedau, a senior official at the Ranchi Meteorological Centre.

Meanwhile, traffic was disrupted as major main roads in the city were inundated. Commuters had a tough time wading through knee-deep water, at some places, to reach their destinations. There is also a fear of an outbreak of water-borne diseases.

The traffic police had a tough time regulating traffic in the affected areas. In a few areas, traffic constables were seen opening manhole covers to enable free flow of rainwater into the drains.

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