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Crj-900 flight crew reported being descended by ATC to FL230 due to traffic and turbulence ahead. At FL230 a thunderstorm not depicted on the radar was penetrated resulting in a severe turbulence encounter and loss of 3;000 feet before control is regained.
| Attributes | |
| ACN | 1435603 |
| Time | |
| Date | 201703 |
| Local Time Of Day | 1201-1800 |
| Place | |
| Locale Reference | ZHU.ARTCC |
| State Reference | TX |
| Environment | |
| Flight Conditions | IMC |
| Light | Daylight |
| Aircraft 1 | |
| Make Model Name | Regional Jet 900 (CRJ900) |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Cruise |
| Flight Plan | IFR |
| Person 1 | |
| Function | First Officer Pilot Not Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Person 2 | |
| Function | Captain Pilot Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Events | |
| Anomaly | Aircraft Equipment Problem Less Severe Deviation - Altitude Excursion From Assigned Altitude Inflight Event / Encounter Weather / Turbulence Inflight Event / Encounter Loss Of Aircraft Control |
Narrative:
While flying at 23;000 feet 250 miles west of san antonio; texas while in IMC we entered a thunderstorm. Radar was on but painted nothing. Turbulence was severe and 3;000 feet of altitude was lost. Had all we could do to keep control of the aircraft. Finally left the storm with no aircraft damage noted.
Original NASA ASRS Text
Title: CRJ-900 flight crew reported being descended by ATC to FL230 due to traffic and turbulence ahead. At FL230 a thunderstorm not depicted on the Radar was penetrated resulting in a severe turbulence encounter and loss of 3;000 feet before control is regained.
Narrative: While flying at 23;000 feet 250 miles west of San Antonio; Texas while in IMC we entered a thunderstorm. Radar was on but painted nothing. Turbulence was severe and 3;000 feet of altitude was lost. Had all we could do to keep control of the aircraft. Finally left the storm with no aircraft damage noted.
Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.