Strategy for Thunderstorms on Approach

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“During the approach the crew lost situational awareness, with their attention channelised, and the aircraft entered the storm cell with heavy rain after passing the MAP. The PIC did not arrest the excessive rate of descent, and flew the aircraft increasingly below the Glideslope.”
From http://www.aic.gov.pg/pdf/FinRpts/20...l%20Report.pdf
Air Niugini Aircraft crash, Truk Lagoon