# NTSB investigations, MT: Windshear or thunderstorm

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 GAA16CA406](https://openairdocs.org/ntsb/GAA16CA406.md): Cessna 177 · Kalispell, MT · Accident · No injuries · Data collection · Final report · Jul 31, 2016 · N30550 · Substantial damage
  > The airplane's hard landing during an aborted takeoff, following an encounter with a downdraft during takeoff initial climb from a remote mountain airstrip, resulting in an uncontrolled descent, attempt to land on the runway remaining, and subsequent nose…
- [NTSB WPR16LA073](https://openairdocs.org/ntsb/WPR16LA073.md): Cessna T206H · Billings, MT · Accident · Minor injuries · Limited investigation · Final report · Feb 8, 2016 · N562H · Substantial damage
  > The pilot’s failure to attain a proper flare during landing in gusting wind conditions and low-level wind shear, which resulted in a hard landing and a subsequent loss of directional control.
- [NTSB WPR12CA209](https://openairdocs.org/ntsb/WPR12CA209.md): Piper PA-28-140 · Sula, MT · Accident · Minor injuries · Data collection · Final report · Jun 8, 2012 · N2839T · Substantial damage
  > The pilot's inability to maintain clearance from terrain while operating in a downdraft over mountainous terrain.

## 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."eventStateOrRegion" = 'MT' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '390' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/390/sequence?state=MT

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.