# NTSB investigations: Schweizer SGS 2-33A: In flight encounter with weather

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB LAX00LA009](https://openairdocs.org/ntsb/LAX00LA009.md): Schweizer SGS-2-33A · Waialua, HI · Accident · No injuries · Limited investigation · Final report · Oct 14, 1999 · N17914 · Substantial damage
  > The pilot's delay in recognizing the onset of a wind direction change resulting in the downward flow of wind on the leeward side of the mountain (strong sink rate).
- [NTSB MIA97LA074](https://openairdocs.org/ntsb/MIA97LA074.md): Schweizer SGS-2-33A · Clermont, FL · Accident · Minor injuries · Limited investigation · Final report · Jan 25, 1997 · N233HH · Substantial damage
  > the pilot's improper planning/decision by electing to be towed aloft with a cold front nearby, which resulted in an in-flight encounter with wind gusts from the nearby cold front and subsequent in-flight collision with trees.
- [NTSB LAX89LA188](https://openairdocs.org/ntsb/LAX89LA188.md): Schweizer SGS 2-33A · Haleiwa, Oahu, HI · Accident · No injuries · Limited investigation · Final report · Jun 29, 1989 · N2059T · Substantial damage
  > The pilot's failure to adequately compensate for wind conditions and the failure to maintain sufficient altitude to clear obstacles. Contributing to the accident were the downdrafts along the ridge line.
- [NTSB SEA87LA071](https://openairdocs.org/ntsb/SEA87LA071.md): Schweizer SGS 2-33A · Issaquah, WA · Accident · No injuries · Limited investigation · Final report · Mar 29, 1987 · N33924 · Substantial damage
  > During a local training flight a downdraft was encountered. At about two miles from the airport the acft was at about 200 feet MSL. The instructor plt decided to land the acft on a field. On short final the acft struck a barbed wire fence prior to touchdown.
- [NTSB LAX86LA187](https://openairdocs.org/ntsb/LAX86LA187.md): Schweizer SGS-2-33A · Hemet, CA · Accident · No injuries · Limited investigation · Final report · Apr 23, 1986 · N2032T · Substantial damage
  > A glider struck wires while on final apch to a field. The plt indicated that he was towed to an alt of 5,000 ft MSL (aprx 3,500 ft AGL). On release, he encountered a downdraft of more than 500 ft per minute and was only able to stay airborne 6 to 7 minutes.…
- [NTSB BFO85LA053](https://openairdocs.org/ntsb/BFO85LA053.md): Schweizer 2-33A · Warrenton, VA · Accident · Serious injuries · Limited investigation · Final report · Jul 7, 1985 · N65818 · Substantial damage
  > After liftoff both the PIC and the plt getting checked out in the Schweizer sgs 2-33A stated that they encountered moderate turbulence in the area. When the sailplane reched approximately 200 ft AGL the tom rope separated from the aircraft and N65818 was…
- [NTSB NYC84LA242](https://openairdocs.org/ntsb/NYC84LA242.md): Schweizer SGS 2-33A · Thomaston, CT · Accident · No injuries · Limited investigation · Final report · Jul 15, 1984 · N65805 · Substantial damage
  > The glider made an off-arpt landing after encountering unexpected strong head winds in a rapidly changing flow of marineair. The acft cleared obtacles on final but yawed and landed in a crab condition damaging the fuselage and wing tip wheel.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8051606')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 240))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=8051606&occurrence=240

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