Kalbaisakhi Storm (Nor’westers)
The Kalbaisakhi storm, scientifically known as Nor’westers, is a severe, localized pre-monsoon thunderstorm occurring in eastern and northeastern India and Bangladesh during March–May. Characterized by intense lightning, strong winds (up to 100 km/h), heavy rainfall, and occasional hailstorms, these storms develop rapidly and often cause significant damage.
Salient Features: They originate primarily over the Chotanagpur Plateau, where intense surface heating creates a low-pressure zone. The collision between dry no
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