N90393WEATHERLY AVIATION CO INC 620B2025-05-30 NTSB Accident Report

Substantial
None

WEATHERLY AVIATION CO INC 620BS/N: 1594

Summary

On May 30, 2025, a Weatherly Aviation Co INC 620B (N90393) was involved in an incident near Lewiston, MT. All 1 person aboard were uninjured. The aircraft sustained substantial damage.

The National Transportation Safety Board determined the probable cause of this incident to be: The pilot’s failure to maintain clearance from terrain while maneuvering at a low altitude.

This incident is documented in NTSB report WPR25LA165. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N90393.

Accident Details

Date
Friday, May 30, 2025
NTSB Number
WPR25LA165
Location
Lewiston, MT
Event ID
20250602200245
Coordinates
47.000000, -109.000000
Aircraft Damage
Substantial
Highest Injury
None
Fatalities
0
Serious Injuries
0
Minor Injuries
0
Uninjured
1
Total Aboard
1

Probable Cause and Findings

The pilot’s failure to maintain clearance from terrain while maneuvering at a low altitude.

Aircraft Information

Registration
Make
WEATHERLY AVIATION CO INC
Serial Number
1594
Engine Type
Reciprocating
Year Built
1995
Model / ICAO
620BW62T
Aircraft Type
Fixed Wing Single Engine
No. of Engines
1
Seats
2
FAA Model
620B

Registered Owner (Current)

Name
SKYLINE AVIATION LLC
Address
410 SKYLINE DR
City
LEWISTOWN
State / Zip Code
MT 59457-8012
Country
United States

Data Source

Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# WPR25LA165