Summary =- FLATHEAD Event, Operation REDWING. Forecast Fallout Plot FLATHEAD Cloud Trajectory Forecast Air and Surface RADEX ~ FLATHEAD 1, Forecast for 120600M June 1956 2. Observed Winds for 120800M June 1956 3. BIKINI Observed Weather for 12 June 1956 1. Initial Radiological Survey H+3 Hours 2. Radiological Survey H+7 to H+8 Hours — WB-50 Cloud Tracking Results (Flt #1) WB-50 Aerial Monitoring Flight H+10 through Hours (Flt #2) H+ ZEBRA & ZEBRA I Aerial Radiological Reconnaissance Flight Patterns 74