106  
FXCN01 CWHF 280811  
 
FORECAST DISCUSSION FOR OPS AREA ALPHA AND THE ECHOES, CFB HALIFAX  
PROPERTIES AND 12 WING SHEARWATER ISSUED BY AVIATION AND DEFENCE  
SERVICES OF ENVIRONMENT AND CLIMATE CHANGE CANADA AT 0830Z ON  
WEDNESDAY 28 OCT  
 
===================================================================  
KEY FORECAST POINTS:  
 
- VFR FLYING CONDITIONS TODAY AND THURSDAY  
- WARM TEMPERATURES THURSDAY AND FRIDAY  
- CHANCE OF SHOWERS FRIDAY INTO SATURDAY  
 
===================================================================  
SHORT RANGE DISCUSSION FOR 0600Z 28 OCT TO 0300Z 30 OCT.  
MODEL DISCUSSION: USED RDPS  
CONFIDENCE: HIGH  
COMMENTS/IMPACTS: NIL SIG  
 
LONG RANGE DISCUSSION FOR 0300Z 30 OCT TO 0300Z 02 NOV.  
MODEL DISCUSSION: USED GDPS  
CONFIDENCE: HIGH  
COMMENTS/IMPACTS: A TROUGH OF LOW PRESSURE APPROACHING FROM THE WEST  
WILL GIVE MODERATE TO STRONG SOUTHWESTERLIES AND MAINLY CLOUDY  
SKIES ALONG WITH A CHANCE OF SHOWERS ON FRIDAY. THE TROUGH SHOULD  
CROSS NOVA SCOTIA FRIDAY NIGHT GIVING A MODERATE TO STRONG  
NORTHWEST FLOW IN ITS WAKE ON SATURDAY. A CHANCE OF SHOWERS REMAINS  
SATURDAY MORNING BEFORE A BUILDING HIGH PRESSURE CELL CAUSES  
DIMINISHING WINDS AND CLEARING SKIES LATER ON SATURDAY. MAINLY  
SUNNY SKIES IN A LIGHT TO MODERATE WESTERLY FLOW IS EXPECTED ON  
SUNDAY AS THE HIGH CELL SLIDES SOUTH OF NOVA SCOTIA. WARM  
TEMPERATURES ARE EXPECTED ON FRIDAY AHEAD OF THE TROUGH WITH A  
RETURN TO NEAR NORMAL TEMPERATURES ON THE WEEKEND.  
 
END/METOC-HFX  
 
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