CYCLONIC STORM ‘MIDHILI’ FORMS OVER BAY OF BENGAL

Why in the News?

  • A deep depression over the northwest Bay of Bengal has evolved into Cyclonic Storm “Midhili.”
  • The storm, as reported by the Bangladesh Meteorological Department (BMD), intensified as it moved north-northeastwards.

Source: Metoffice.com

 

Wind Speed and Sea Conditions:

  • The maximum sustained wind speed within 54 kms of the cyclonic storm’s center is recorded at about 62 kph, escalating to 88 kph in gusts or squalls.
  • The sea in the proximity of the deep depression center is expected to remain very rough.

Warnings and Advisories:

  • A cautionary directive has been issued for all fishing boats and trawlers over North Bay and the deep sea, recommending them to seek shelter until further notice.

Impact on Dhaka and Residents:

  • The influence of Cyclonic Storm ‘Midhili’ has brought cold showers to Dhaka, presenting an unusual weather pattern in mid-November.
Cyclonic storms

Cyclonic storms are large, rotating systems of winds and low pressure that form over warm ocean waters. They are accompanied by heavy rain, strong winds, and storm surges.Cyclonic storms can be very destructive, and they are often referred to as hurricanes, typhoons, or cyclones.

·  Formation:

Cyclonic storms originate over warm ocean waters when the atmospheric conditions are conducive.

Stages:

o   Begin as tropical depressions,

o   intensifying into tropical storms and

 eventually cyclonic storms.

Achieve cyclonic storm status when wind speeds range from 63 to 118 km/h.

Global Distribution:

Occur in various ocean basins, with different nomenclatures like hurricanes in the Atlantic and Eastern Pacific, typhoons in the Northwest Pacific, and cyclones in the South Pacific and Indian Ocean.