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Cockpit Voice Recorder Inoperable In Philadelphia Jet Crash

AV Web

The data ended one minute later, with the plane at 1,275 feet and traveling at 242 knots. At the time, instrument meteorological conditions (IMC) were present, including an overcast ceiling at 400 feet above ground level, winds from 220 at 9 knots, and 6 miles visibility.

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Accident Briefs—June 2025

Plane and Pilot

Based on the accident airplane’s altitude of 13,900 feet msl, it likely stayed at or above the cloud tops and out of instrument meteorological conditions (IMC) until 0945, when it likely entered an area of cloud cover that contained conditions conducive to producing between a trace and moderate airframe icing.

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The Pitot-Static System: How It Works

Pilot Institute

If theyre blocked, your instruments can give false or no readings. In Instrument Meteorological Conditions (IMC), you must rely on instruments, so knowing how to diagnose these issues is critical. In 1996, Aeroperu Flight 603 crashed when static ports were taped over, leading to conflicting instrument readings.

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Accident Briefs—June 2025

Plane and Pilot

Based on the accident airplanes altitude of 13,900 feet msl, it likely stayed at or above the cloud tops and out of instrument meteorological conditions (IMC) until 0945, when it likely entered an area of cloud cover that contained conditions conducive to producing between a trace and moderate airframe icing.

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Painted Cloudscapes to Saratoga Springs

Photographic Logbook

Even slowed by a 25 knot headwind, the airplane still saved time. From flight planning, I knew that we would experience rain, instrument meteorological conditions (IMC), and darkness. After leaving the theater, we stopped for a quick dinner and continued on to the Williamson Sodus Airport.

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Drone Lingo Simplified: Acronyms Every Pilot Needs To Know

Pilot Institute

They are configurable systems but typically report parameters including barometric pressure, wind speed, temperature, visibility conditions, and precipitation, among others. IMC – Instrument Meteorological Conditions IMC refers to meteorological conditions that require pilots to fly under IFR.

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Blog: V-Tail Myths And The Truth, As We Know It, So Far

AV Web

This is often the result of the aircraft picking up excessive airspeed as a result of pilot disorientation in instrument meteorological conditions (IMC), followed by an abrupt pitch-up after exiting the bottom of the cloud. Never exceed speed (Vne) for the V-35 is 192 knots. FlightAware data stopped at that point.

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