972  
WWCN02 CYTR 280413  
WEATHER BULLETIN FOR M01 PRIMROSE PREPARED BY THE JOINT  
METEOROLOGICAL CENTRE AT 10:13 PM MDT THURSDAY 27 JULY 2017.  
 
LOCATION: M01 PRIMROSE (CWIQ)  
 
TYPE: THUNDERSTORM ADVISORY IN EFFECT  
DESCRIPTION: THUNDERSTORMS WITH THE POTENTIAL FOR CLOUD TO GROUND  
LIGHTNING ARE EXPECTED WITHIN 30 NM  
VALID: 28/0500Z TO 28/0900Z (27/2300 MDT TO 28/0300 MDT)  
 
COMMENTS: A TROUGH OF LOW PRESSURE PRODUCING SIGNIFICANT  
THUNDERSTORM ACTIVITY TO THE WEST/SOUTHWEST OF COLD LAKE IS SLOWLY  
TRACKING NORTHEAST. THIS LINE OF THUNDERSTORMS IS EXPECTED WITHIN 30  
NM OF PRIMROSE AND COLD LAKE LATE THIS EVENING INTO THE OVERNIGHT  
HOURS.  
 
THE BULK OF THE THUNDERSTORMS APPEAR TO BE TRACKING NORTH OF THE  
REGION, HOWEVER, SEVERE THUNDERSTORMS STILL HAVE THE POTENTIAL TO  
TRACK WITHIN 5 NM OF BOTH COLD LAKE AND PRIMROSE OVERNIGHT.  
CONDITIONS TO BE MONITORED CLOSELY AND A WARNING WILL BE ISSUED AS  
NECESSARY.  
 
THESE THUNDERSTORMS HAVE THE POTENTIAL TO PRODUCE HEAVY DOWNPOURS,  
HAIL AND STRONG WIND GUSTS TO 40 KNOTS.  
 
NEXT UPDATE: THIS BULLETIN WILL BE UPDATED BY 28/0900Z (28/0300 MDT)  
 
END/JMC  
 
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