# Knowledge of meteorologic cond

- Type: NTSB finding subsection
- Path: [Personnel issues](https://openairdocs.org/ntsb-findings/02) › [Experience/knowledge](https://openairdocs.org/ntsb-findings/0203) › [Knowledge](https://openairdocs.org/ntsb-findings/020320) › Knowledge of meteorologic cond
- NTSB code: 02032020
- Cases: 30
- In the probable cause: 14
- Fatal cases: 6
- All cases: https://openairdocs.org/ntsb-findings/02032020/cases.md
- Cases with it in the probable cause: https://openairdocs.org/ntsb-findings/02032020/cases.md?cause=1
- Page: https://openairdocs.org/ntsb-findings/02032020

## Cases per year (in the probable cause / all)

- 2008: 1 / 1
- 2009: 1 / 1
- 2010: 1 / 1
- 2014: 2 / 2
- 2015: 2 / 2
- 2017: 1 / 1
- 2019: 0 / 1
- 2021: 1 / 1
- 2022: 1 / 4
- 2023: 1 / 6
- 2024: 2 / 4
- 2025: 1 / 4
- 2026: 0 / 2

## Defining events in these cases

- [Turbulence encounter](https://openairdocs.org/ntsb-events/360): 12 cases
- [Runway excursion](https://openairdocs.org/ntsb-events/300): 3 cases
- [Loss of control in flight](https://openairdocs.org/ntsb-events/240): 3 cases
- [Low altitude operation/event](https://openairdocs.org/ntsb-events/220): 2 cases
- [Structural icing](https://openairdocs.org/ntsb-events/210): 2 cases
- [Controlled flight into terr/obj (CFIT)](https://openairdocs.org/ntsb-events/120): 2 cases
- [Miscellaneous/other](https://openairdocs.org/ntsb-events/900): 1 cases
- [Collision with terr/obj (non-CFIT) ](https://openairdocs.org/ntsb-events/470): 1 cases
- [VFR encounter with IMC](https://openairdocs.org/ntsb-events/401): 1 cases
- [Windshear or thunderstorm](https://openairdocs.org/ntsb-events/390): 1 cases

## Aircraft models (registry)

- [Boeing 787-9](https://openairdocs.org/model/boeing-787-9): 2 cases
- [Boeing 777-222](https://openairdocs.org/model/boeing-777-222): 2 cases
- [Taylorcraft BC12-D](https://openairdocs.org/model/taylorcraft-bc12-d): 1 cases
- [Robinson Helicopter R44 II](https://openairdocs.org/model/robinson-helicopter-r44-ii): 1 cases
- [Raytheon HAWKER 800XP](https://openairdocs.org/model/raytheon-hawker-800xp): 1 cases
- [Piper PA-46-310P](https://openairdocs.org/model/piper-pa-46-310p): 1 cases
- [Piper PA-38-112](https://openairdocs.org/model/piper-pa-38-112): 1 cases
- [Piper PA-18](https://openairdocs.org/model/piper-pa-18): 1 cases
- [Gates Learjet 35A](https://openairdocs.org/model/gates-learjet-35a): 1 cases
- [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232): 1 cases

## Other findings in the same cases

- [Convective turbulence](https://openairdocs.org/ntsb-findings/03032020) (Environmental issues): 8 cases
- [Decision making/judgment](https://openairdocs.org/ntsb-findings/02041520) (Personnel issues): 8 cases
- [Aircraft control](https://openairdocs.org/ntsb-findings/02063040) (Personnel issues): 5 cases
- [Tailwind](https://openairdocs.org/ntsb-findings/03034015) (Environmental issues): 3 cases
- [Clear air turbulence](https://openairdocs.org/ntsb-findings/03032015) (Environmental issues): 3 cases
- [Performance/control parameters, general](https://openairdocs.org/ntsb-findings/01062000) (Aircraft): 3 cases
- [Dark](https://openairdocs.org/ntsb-findings/03036020) (Environmental issues): 2 cases
- [Below VFR minima](https://openairdocs.org/ntsb-findings/03035075) (Environmental issues): 2 cases
- [Windshear](https://openairdocs.org/ntsb-findings/03034020) (Environmental issues): 2 cases
- [Mountainous/hilly terrain](https://openairdocs.org/ntsb-findings/03021010) (Environmental issues): 2 cases

## Newest cases

- [NTSB DCA26LA167](https://openairdocs.org/ntsb/DCA26LA167), Mar 29, 2026: Boeing 787-9 (N23994), Pacific Ocean (Pacific Ocean), no damage. Probable cause: An unanticipated encounter with clear air turbulence while in cruise flight.
- [NTSB DCA26LA165](https://openairdocs.org/ntsb/DCA26LA165), Mar 19, 2026: Airbus A320-232 (N605JB), Atlantic Ocean (Atlantic Ocean), no damage. Probable cause: The airplane’s encounter with turbulence resulted in serious injuries to a flight attendant who was not seated due to completion of arrival compliance checks.
- [NTSB DCA25LA272](https://openairdocs.org/ntsb/DCA25LA272), Jul 17, 2025: Bombardier CL-600-2D24 (N330PQ), Germantown, KY, no damage. Probable cause: An inadvertent encounter with severe turbulence during descent.
- [NTSB CEN25LA188](https://openairdocs.org/ntsb/CEN25LA188), May 26, 2025: Piper PA-18 (N7175D), Vega, TX, substantial damage. Probable cause: The airplane’s inadvertent encounter with a localized low boundary layer, which caused a wind shift, and a gusting tailwind during final approach, that resulted in the pilot deciding to impact a wind…
- [NTSB DCA25LA173](https://openairdocs.org/ntsb/DCA25LA173), Mar 27, 2025: Boeing 787 (N27958), Claveria, Philippines, no damage. Probable cause: An encounter with convective turbulence during cruise that was not detected in advance by cockpit weather radar or weather information services.
- [NTSB DCA25LA085](https://openairdocs.org/ntsb/DCA25LA085), Jan 10, 2025: Boeing 767 (N324UP), San Bernardino, CA, substantial damage. Probable cause: Encounter with windshear during landing which resulted in a tailstrike.
- [NTSB ERA25FA037](https://openairdocs.org/ntsb/ERA25FA037), Oct 31, 2024: Cessna 150F (N8110S), Wilder, TN, destroyed, 1 fatal. Probable cause: The student pilot’s decision to continue the visual flight rules flight into instrument meteorological conditions at night, which resulted in controlled flight into terrain.
- [NTSB CEN24LA208](https://openairdocs.org/ntsb/CEN24LA208), Jun 1, 2024: Piper PA-38-112 (N9715T), Dalhart, TX, substantial damage. Probable cause: The pilot’s improper decision to take off with the airplane over its maximum allowable gross weight at a high density altitude, which degraded its climb performance and led an off airport landing.
- [NTSB DCA24LA097](https://openairdocs.org/ntsb/DCA24LA097), Feb 10, 2024: Boeing 777-222ER (N788UA), Kelsey, NY, no damage. Probable cause: The airplane’s encounter with an unanticipated localized region of moderate-to-severe turbulence while in instrument meteorological conditions (IMC) associated with strong upper-level wind shear and…
- [NTSB CEN24LA085](https://openairdocs.org/ntsb/CEN24LA085), Jan 2, 2024: Learjet 35 (N46MF), San Marcos, TX, substantial damage. Probable cause: The captain’s failure to perform a go-around following an unstable approach while landing with a gusty tailwind, which resulted in the airplane touching down long on the wet runway with insufficient…

NTSB has coded findings and defining events since 2008; earlier cases used its older occurrence and cause codes and aren't counted.

Findings: https://openairdocs.org/ntsb-findings.md. Defining events: https://openairdocs.org/ntsb-events.md. Phases of flight: https://openairdocs.org/ntsb-phases.md. Every investigation, filtered by finding, event, phase, state, year or model: https://openairdocs.org/ntsb.md (for example ?state=MI&fatal=1).

NTSB's definitions: Accident and incident, 49 CFR 830.2 (https://www.ecfr.gov/current/title-49/subtitle-B/chapter-VIII/part-830/subpart-A/section-830.2), CICTT occurrence categories (PDF) (https://www.ntsb.gov/safety/data/Documents/datafiles/OccurrenceCategoryDefinitions.pdf), CICTT phases of flight (PDF) (https://www.ntsb.gov/safety/data/Documents/datafiles/PhaseofFlightDefinitions.pdf), and NTSB coding manual, before 2008 (PDF) (https://www.ntsb.gov/GILS/Documents/codman.pdf). NTSB publishes no definitions for its findings, only their names.

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