# NTSB Accident ERA10LA511
> **BALLONBAU WORNER GMBH NL-1000/STU** · 2010-09-29 · Adriatic Sea, UN · FATL
## Event
- **NTSB number:** ERA10LA511
- **Event ID:** 20101004X10735
- **Type:** Accident
- **Date:** 2010-09-29
- **Location:** Adriatic Sea, UN
- **Coordinates:** 42.168334, 16.136667
## Injuries
- **Highest injury:** FATL
- **Fatal:** 2
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** BALLONBAU WORNER GMBH
- **Model:** NL-1000/STU
- **Registration:** N801NM
- **FAR Part:** 091
- **Engines:** 0
- **Damage:** SUBS
## Conditions
- **Light:** DAWN
- **Weather:** IMC
## Probable cause

The crew's intentional flight into known adverse weather conditions, which resulted in destruction of the balloon envelope by lightning strike and the subsequent uncontrolled descent to the sea.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA10LA511) · AI Analytics · CC0 1.0*