794  
FPCN53 CWWG 162224  
EXTENDED FORECASTS FROM THURSDAY 18 DECEMBER TO MONDAY 22 DECEMBER  
FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY ENVIRONMENT  
CANADA AT 3:30 P.M. MST TUESDAY 16 DECEMBER 2025.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:30 A.M. MST  
WEDNESDAY.  
 
CITY OF CALGARY.  
THURSDAY..CLOUDY. HIGH MINUS 1.  
THURSDAY NIGHT..CLEAR. LOW MINUS 16.  
FRIDAY..SUNNY. HIGH MINUS 15.  
FRIDAY NIGHT..CLEAR. LOW MINUS 22.  
SATURDAY..SUNNY. HIGH MINUS 13.  
SATURDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF FLURRIES.  
LOW MINUS 26.  
SUNDAY..CLOUDY. HIGH MINUS 24.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 26.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 17.  
NORMALS FOR THE PERIOD..LOW MINUS 14. HIGH MINUS 2.  
 
AIRDRIE - COCHRANE - OLDS - SUNDRE.  
THURSDAY..CLOUDY. HIGH MINUS 2.  
THURSDAY NIGHT..CLOUDY PERIODS. LOW MINUS 17.  
FRIDAY..SUNNY. HIGH MINUS 15.  
FRIDAY NIGHT..CLEAR. LOW MINUS 25.  
SATURDAY..SUNNY. HIGH MINUS 15.  
SATURDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF FLURRIES.  
LOW MINUS 26.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 25.  
SUNDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 27.  
MONDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 22.  
NORMALS FOR THE PERIOD..LOW MINUS 16. HIGH MINUS 5.  
 
OKOTOKS - HIGH RIVER - CLARESHOLM.  
THURSDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 1.  
THURSDAY NIGHT..CLEAR. LOW MINUS 14.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 13.  
FRIDAY NIGHT..CLEAR. LOW MINUS 20.  
SATURDAY..SUNNY. HIGH MINUS 12.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 22.  
SUNDAY..CLOUDY. HIGH MINUS 21.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 23.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 14.  
NORMALS FOR THE PERIOD..LOW MINUS 14. HIGH MINUS 4.  
 
DRUMHELLER - THREE HILLS.  
THURSDAY..SUNNY. HIGH MINUS 2.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF FLURRIES.  
LOW MINUS 13.  
FRIDAY..A MIX OF SUN AND CLOUD. WINDY. HIGH MINUS 13.  
FRIDAY NIGHT..CLEAR. LOW MINUS 22.  
SATURDAY..SUNNY. HIGH MINUS 17.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 26.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 26.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 27.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 19.  
NORMALS FOR THE PERIOD..LOW MINUS 15. HIGH MINUS 4.  
 
BROOKS - STRATHMORE - VULCAN.  
THURSDAY..SUNNY. HIGH MINUS 2.  
THURSDAY NIGHT..CLOUDY PERIODS. LOW MINUS 12.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 13.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW MINUS 21.  
SATURDAY..SUNNY. HIGH MINUS 15.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 22.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 22.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 24.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 15.  
NORMALS FOR THE PERIOD..LOW MINUS 14. HIGH MINUS 4.  
 
KANANASKIS - CANMORE.  
THURSDAY..SUNNY. HIGH ZERO.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF FLURRIES.  
LOW MINUS 6.  
FRIDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 8.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW MINUS 17.  
SATURDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 9.  
SATURDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF FLURRIES.  
LOW MINUS 23.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 20.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 26.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 17.  
NORMALS FOR THE PERIOD..LOW MINUS 12. HIGH MINUS 2.  
 
BANFF NATIONAL PARK.  
THURSDAY..PERIODS OF SNOW. HIGH MINUS 2.  
THURSDAY NIGHT..SNOW. LOW MINUS 9.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. HIGH MINUS 9.  
FRIDAY NIGHT..FLURRIES. LOW MINUS 14.  
SATURDAY..PERIODS OF SNOW. HIGH MINUS 8.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 25.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 18.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 27.  
MONDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 17.  
NORMALS FOR THE PERIOD..LOW MINUS 17. HIGH MINUS 6.  
 
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.  
THURSDAY..PERIODS OF SNOW. HIGH MINUS 2.  
THURSDAY NIGHT..SNOW. LOW MINUS 9.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. HIGH MINUS 9.  
FRIDAY NIGHT..FLURRIES. LOW MINUS 14.  
SATURDAY..PERIODS OF SNOW. HIGH MINUS 8.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 25.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 18.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 27.  
MONDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 17.  
NORMALS FOR THE PERIOD..LOW MINUS 17. HIGH MINUS 6.  
 
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING.  
THURSDAY..FLURRIES. HIGH MINUS 2.  
THURSDAY NIGHT..SNOW. LOW MINUS 16.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 11.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 15.  
SATURDAY..PERIODS OF SNOW. HIGH MINUS 12.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 25.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. HIGH MINUS 19.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 25.  
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. HIGH MINUS 16.  
NORMALS FOR THE PERIOD..LOW MINUS 14. HIGH MINUS 5.  
 
JASPER NATIONAL PARK.  
THURSDAY..FLURRIES. HIGH MINUS 2.  
THURSDAY NIGHT..SNOW. LOW MINUS 16.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 11.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 15.  
SATURDAY..PERIODS OF SNOW. HIGH MINUS 12.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 25.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. HIGH MINUS 19.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 25.  
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. HIGH MINUS 16.  
NORMALS FOR THE PERIOD..LOW MINUS 14. HIGH MINUS 5.  
 
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.  
THURSDAY..SUNNY. HIGH PLUS 1.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 16.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 16.  
FRIDAY NIGHT..CLEAR. LOW MINUS 22.  
SATURDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 12.  
SATURDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF FLURRIES.  
LOW MINUS 25.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 23.  
SUNDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 27.  
MONDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 21.  
NORMALS FOR THE PERIOD..LOW MINUS 17. HIGH MINUS 4.  
 
ROCKY MOUNTAIN HOUSE - CAROLINE.  
THURSDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 3.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 16.  
FRIDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 17.  
FRIDAY NIGHT..CLEAR. LOW MINUS 25.  
SATURDAY..INCREASING CLOUDINESS. HIGH MINUS 19.  
SATURDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF FLURRIES.  
LOW MINUS 27.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 27.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 28.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 23.  
NORMALS FOR THE PERIOD..LOW MINUS 17. HIGH MINUS 5.  
 
RED DEER - PONOKA - INNISFAIL - STETTLER.  
THURSDAY..INCREASING CLOUDINESS. HIGH MINUS 4.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 17.  
FRIDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 18.  
FRIDAY NIGHT..CLEAR. LOW MINUS 26.  
SATURDAY..SUNNY. HIGH MINUS 19.  
SATURDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF FLURRIES.  
LOW MINUS 28.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 27.  
SUNDAY NIGHT..CLOUDY PERIODS. LOW MINUS 29.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 21.  
NORMALS FOR THE PERIOD..LOW MINUS 15. HIGH MINUS 5.  
 
HANNA - CORONATION - OYEN.  
THURSDAY..SUNNY. HIGH MINUS 9.  
THURSDAY NIGHT..PERIODS OF SNOW. LOW MINUS 16.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. WINDY. HIGH  
MINUS 16.  
FRIDAY NIGHT..CLEAR. LOW MINUS 23.  
SATURDAY..SUNNY. HIGH MINUS 20.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 28.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 27.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 28.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 23.  
NORMALS FOR THE PERIOD..LOW MINUS 17. HIGH MINUS 7.  
 
MEDICINE HAT - BOW ISLAND - SUFFIELD.  
THURSDAY..SUNNY. HIGH PLUS 1.  
THURSDAY NIGHT..CLOUDY PERIODS. LOW MINUS 5.  
FRIDAY..CLOUDY. HIGH MINUS 7.  
FRIDAY NIGHT..CLOUDY. LOW MINUS 20.  
SATURDAY..SUNNY. HIGH MINUS 12.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 19.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 18.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 22.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 12.  
NORMALS FOR THE PERIOD..LOW MINUS 15. HIGH MINUS 4.  
 
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.  
THURSDAY..SUNNY. HIGH MINUS 3.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF FLURRIES.  
LOW MINUS 4.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 5.  
FRIDAY NIGHT..CLEARING. LOW MINUS 17.  
SATURDAY..SUNNY. HIGH MINUS 11.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 19.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 17.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 21.  
MONDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF FLURRIES.  
HIGH MINUS 13.  
NORMALS FOR THE PERIOD..LOW MINUS 13. HIGH MINUS 3.  
 
LETHBRIDGE - TABER - MILK RIVER.  
THURSDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 3.  
THURSDAY NIGHT..CLEAR. LOW MINUS 10.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 11.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW MINUS 19.  
SATURDAY..SUNNY. HIGH MINUS 7.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 20.  
SUNDAY..CLOUDY. HIGH MINUS 19.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 23.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 12.  
NORMALS FOR THE PERIOD..LOW MINUS 12. HIGH ZERO.  
 
CARDSTON - FORT MACLEOD - MAGRATH.  
THURSDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 2.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW  
MINUS 2.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 4.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW MINUS 17.  
SATURDAY..SUNNY. HIGH MINUS 5.  
SATURDAY NIGHT..CLOUDY. LOW MINUS 17.  
SUNDAY..CLOUDY. HIGH MINUS 16.  
SUNDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 19.  
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. HIGH MINUS 10.  
NORMALS FOR THE PERIOD..LOW MINUS 11. HIGH PLUS 1.  
 
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.  
THURSDAY..SUNNY. HIGH PLUS 2.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF FLURRIES OR  
RAIN SHOWERS. LOW MINUS 2.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 3.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW MINUS 17.  
SATURDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 1.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 16.  
SUNDAY..CLOUDY. HIGH MINUS 15.  
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW  
MINUS 18.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 10.  
NORMALS FOR THE PERIOD..LOW MINUS 10. HIGH MINUS 1.  
 
END  
 
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