031  
FXCN38 CWUL 231746  
TAF FORECASTER NOTES ISSUED BY THE CANADIAN AVIATION METEOROLOGICAL  
CENTRE AT 1815 UTC FRIDAY 23 JUNE 2017.  
 
CYUL - MONTREAL/PIERRE ELLIOT TRUDEAU INTL.  
 
A LOW PRESSURE SYSTEM CENTERED EAST OF JAMES BAY IS MOVING  
NORTHEASTWARD SLOWLY. A COLD FRONT ASSOCIATED WITH THE SYSTEM IS  
SLOWLY MOVING THROUGH SOUTHERN QUEBEC AND WILL GIVE SHOWERS AND  
ISOLATED THUNDERSTORMS (CB TOPS UP TO 40000FT) TILL THIS EVENING.  
 
BETWEEN 22/20Z AND 24/00Z IS WHEN THUNDERSTORMS MOST LIKELY TO  
OCCURS, SHOULD THERE BE SUFFICIENT DAYTIME HEATING.  
 
ADDITIONAL PRECIPITATION BETWEEN 5 TO 15 MM CAN BE EXPECTED.  
 
CLEARING IS EXPECTED LATER TONIGHT.  
 
SATURDAY..SOUTHWESTERLY WINDS WITH CUMULUS DEVELOPING DURING THE DAY.  
THERE IS A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
 
WEATHER VARIABILITY: LO.  
 
FORECASTER CONFIDENCE NEXT 3 HOURS: MED.  
 
FORECASTER CONFIDENCE NEXT 6 HOURS: MED.  
 
END/CMAC-E/JOU  
 
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