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BASIC WIND DATA MESSAGE [BWD]

Use to report wind direction and speed in 2,000 meter increments from the surface of the earth to an altitude of 30,000 meters. Reference: FM 34-81.

LINE 1 — DATE AND TIME______________________________(DTG)

LINE 2 — UNIT________________________________________(Unit Making Report)

LINE 3 — TIME OF MEASUREMENT______________________(DTG of Measurement)

LINE 4 — AREA________________________________________(Area of Validity)

LINE 5 — LAYER MIKE_________________________________(Layer Indicator, Downwind Direction in Degrees True, and Wind Speed in Kilometers per Hour or Knots)

LINE 6 — NARRATIVE__________________________________(Free Text for Additional Information Required for Clarification of Report

LINE 7 — AUTHENTICATION___________________________(Report Authentication)


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