# NTSB Accident CHI04LA129
> **Hall Lancair IV-P** · 2004-05-31 · Vermontville, MI, USA · FATL
## Event
- **NTSB number:** CHI04LA129
- **Event ID:** 20040604X00740
- **Type:** Accident
- **Date:** 2004-05-31
- **Location:** Vermontville, MI, USA
- **Coordinates:** 42.630001, -85.060554
## Injuries
- **Highest injury:** FATL
- **Fatal:** 3
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 3
## Aircraft
- **Make:** Hall
- **Model:** Lancair IV-P
- **Registration:** N707SH
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** IMC
## Probable cause

The failure of Air Route Traffic Control Center controllers to provide adverse weather avoidance assistance as required by FAA directives, which led to the airplane's encounter with a thunderstorm and subsequent loss of control.  Contributing to the accident was the pilot's decision to conduct flight into an area of known thunderstorms.  "THIS CASE WAS MODIFIED 11/16/2006."

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI04LA129) · AI Analytics · CC0 1.0*