NTSB Identification: SEA78IA009
14 CFR Part 121 Scheduled operation of ALASKA AIRLINES INC
Aircraft: BOEING 727, registration: N316AS

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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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4-0021  77/11/17   SEATTLE,WA          BOEING 727          CR-  0  0  7  SCHED INTERNATL PASSG SRV AIRLINE TRANSPORT, AGE
        TIME - 1745                    N316AS              PX-  0  0 60                            43, 8900 TOTAL HOURS,
                                       DAMAGE-MINOR        OT-  0  0  0                            6800 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        CLASSIFIED AS INCIDENT
        OPERATOR - ALASKA AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          KETCHIKAN,AK                SEATTLE,WA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           LIGHTNING STRIKE                                         IN FLIGHT: DESCENDING
        PROBABLE CAUSE(S)
           WEATHER - LIGHTNING STRIKE
        WEATHER BRIEFING - COMPANY DISPATCH
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST/LOWER SCATTERED                                  2000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          4 MILES OR LESS                                           SNOW SHOWERS, SNOW GRAINS/SNOW PELLETS
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          UNKNOWN/NOT REPORTED                                      24
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          120                                                       3
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      IFR
        REMARKS- HF ANT/CONE SEP FM ACFT,ALL AC GEN PWR,CABIN PRES LOST.AC PWR RESTORED IN 28 SECS.

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