PILOT CONTINUED VFR FLIGHT INTO IMC CONDITIONS IN MOUNTAINOUS TERRAIN. FACTORS WERE SNOW SQUALLS AND OBSCURED MOUNTAINOUS TERRAIN IN THE AREA.
— NTSB Determination
AIRCRAFT WAS OBSERVED FLYING ABOUT 800 FT AGL ALONG A RIVER IN A MOUNTAIN VALLEY WITH STEEP HIGH TERRAIN ON BOTH SIDES. SUBSEQUENTLY, IT FLEW INTO SNOW SQUALL, IMPACTED TREES 6000 FT MSL ON HILLSIDE 1/4 MILE FROM THE RIVER. PLT BRIEFED ON MOUNTAIN OBSCURATIONS, ADVISED TO UPDATE WEATHER LATER IN FLIGHT.
AIRCRAFT WAS OBSERVED FLYING ABOUT 800 FT AGL ALONG A RIVER IN A MOUNTAIN VALLEY WITH STEEP HIGH TERRAIN ON BOTH SIDES. SUBSEQUENTLY, IT FLEW INTO SNOW SQUALL, IMPACTED TREES 6000 FT MSL ON HILLSIDE 1/4 MILE FROM THE RIVER. PLT BRIEFED ON MOUNTAIN OBSCURATIONS, ADVISED TO UPDATE WEATHER LATER IN FLIGHT.
The accident on 1989-06-20 involved a Piper PA-23-250, registration N6471Y, at Stanley, ID.
PILOT CONTINUED VFR FLIGHT INTO IMC CONDITIONS IN MOUNTAINOUS TERRAIN. FACTORS WERE SNOW SQUALLS AND OBSCURED MOUNTAINOUS TERRAIN IN THE AREA.
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