In Zurich during a summer day the following weather observations were taken: 160450Z 23015KT 3000 +RA SCT008 SCT020 OVC030 13/12 Q1010 NOSIG = 160650Z 25008KT 6000 SCT040 BKN090 18/14 Q1010 RERA NOSIG = 160850Z 25006KT 8000 SCT040 SCT100 19/15 Q1009 NOSIG =161050Z 24008KT 9999 SCT040 SCT100 21/15 Q1008 NOSIG =161250Z 23012KT CAVOK 23/16 Q1005 NOSIG =161450Z 23016KT 9999 SCT040 BKN090 24/17 Q1003 BECMG 25020G40KT TS =161650Z 24018G35KT 3000 +TSRA SCT006 BKN015CB 18/16 Q1002 NOSIG =161850Z 28012KT 9999 SCT030 SCT100 13/11 Q1005 NOSIG =What do you conclude based on these observations?

Question

ATPL - Airline Transport Pilot license - Meteorology - In Zurich during a summer day the following weather observations were taken: 160450Z 23015KT 3000 +RA SCT008 SCT020 OVC030 13/12 Q1010 NOSIG = 160650Z 25008KT 6000 SCT040 BKN090 18/14 Q1010 RERA NOSIG = 160850Z 25006KT 8000 SCT040 SCT100 19/15 Q1009 NOSIG =161050Z 24008KT 9999 SCT040 SCT100 21/15 Q1008 NOSIG =161250Z 23012KT CAVOK 23/16 Q1005 NOSIG =161450Z 23016KT 9999 SCT040 BKN090 24/17 Q1003 BECMG 25020G40KT TS =161650Z 24018G35KT 3000 +TSRA SCT006 BKN015CB 18/16 Q1002 NOSIG =161850Z 28012KT 9999 SCT030 SCT100 13/11 Q1005 NOSIG =What do you conclude based on these observations?

QuizVDS · Accepted Answer

A warm front passed the station early in the morning and a cold front during late afternoon

QuizVDS · Answer

Storm clouds due to warm air came close to and grazed the station

QuizVDS · Answer

A trough line passed the station early in the morning and a warm front during late afternoon

QuizVDS · Answer

A cold front passed the station early in the morning and a warm front during late afternoon

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Question 534, Meteorology - ATPL - Airline Transport Pilot license