NTSB FTW90FA100 — 1990-04-25 · UVALDE, Texas, United States

Aircraft involved

XAROZ Learjet 25D None

Probable cause & findings

FAILURE OF THE PILOT TO OBTAIN A PRE-FLIGHT WEATHER BRIEFING, AND HIS IMPROPER IN-FLIGHT PLANNING/DECISION, WHICH RESULTED IN AN IN-FLIGHT ENCOUNTER WITH SEVERE WEATHER AND SUBSEQUENT ENGINE FLAMEOUTS. FACTORS RELATED TO THE ACCIDENT WERE: DARKNESS, THE SEVERE WEATHER CONDITIONS, AND ROUGH/UNEVEN TERRAIN IN THE FORCED LANDING AREA.

Factual narrative

THE FLT CREW ENCTRD SVR TURBC IN CRUISE FLT AT FL410, OVER A VIP LVL 4 TO 5 THUNDERSTORM. THE #2 ENG FLAMED OUT, THOUGH CONTINUOUS IGNITION HAD BEEN SELECTED. AFTER THE FLAME-OUT, THE ACFT STARTED TO DSCND & THE CREW BGN TO DIVERT TO A NRBY ARPT. DRG THE DSCNT, THE ACFT ENCTRD LARGE HAIL, HVY RAIN, SVR TURBC, LIGHTNING & ST ELMOS FIRE. THE OTR ENG FLAMED OUT AS THE ACFT WAS DSCNDG THRU FL330 (PRESUMABLY DUE TO HAIL & WATER INGESTION). ATTEMPTED AIR STARTS (BOTH WINDMILLING & STARTER ASSISTED) WERE UNSUCCESSFUL; INTERIOR LGTS BCM EXTREMELY DIM DRG STARTER ASSISTED ATMTS. SUBSEQUENTLY, THE ACFT WAS DMGD DRG A LNDG IN A WHEAT FLD. INV REVEALED THE CREW DID NOT RCV A WX BRIEFING BFR THE FLT. THERE WAS A CONVECTIVE SIGMET (6C) & AN ALERT WX WARNING (AWW 163), WHICH WERE ACTIVE FOR THE AREA. ACCORDING TO A WX STUDY, THERE WAS A SVR THUNDERSTORM, TOPPED AT OR NR FL410, MDT TO SVR UP/DWNDFTS, LARGE HAIL, HVY RAIN, STRONG WIND GUSTS, AND AIRFRAME ICING ABV 12,000' MSL. ALL FRONTAL AREAS OF THE ACFT RCVD MDT TO SVR HAIL DMG. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1990_FTW90FA100.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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