From the report Executive Summary
Weather conditions reported to the pilot by air traffic controllers during the flight included an overcast ceiling at
1,100 ft agl, visibility of 2.5 miles with haze, and cloud tops at 2,400 ft msl.
...
The helicopter reached an altitude of about 2,370 ft msl (about 1,600 ft agl) at 0945:15,
then it began to descend rapidly in a left turn to the ground.
Not so far from getting away with it...