065   
FPCN53 CWWG 111624  
EXTENDED FORECASTS FROM TUESDAY NIGHT 12 MAY TO SUNDAY 17 MAY FOR  
SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY ENVIRONMENT CANADA  
AT 10:30 A.M. MDT MONDAY 11 MAY 2026.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 3:30 P.M. MDT.  
  
CITY OF CALGARY.  
TUESDAY NIGHT..CLEAR. LOW 10.  
WEDNESDAY..INCREASING CLOUDINESS. HIGH 23.  
WEDNESDAY NIGHT..SHOWERS. LOW 8.  
THURSDAY..RAIN. HIGH 15.  
THURSDAY NIGHT..CLEAR. LOW PLUS 5.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 14.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 5.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9.  
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 16.  
  
AIRDRIE - COCHRANE - OLDS - SUNDRE.  
TUESDAY NIGHT..CLEAR. LOW PLUS 2.  
WEDNESDAY..CLOUDY. HIGH 21.  
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 8.  
THURSDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
 HIGH 17.  
THURSDAY NIGHT..CLEAR. LOW PLUS 1.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 8.  
SATURDAY NIGHT..PERIODS OF RAIN. LOW PLUS 2.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.  
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 15.  
  
OKOTOKS - HIGH RIVER - CLARESHOLM.  
TUESDAY NIGHT..CLEAR. LOW 8.  
WEDNESDAY..INCREASING CLOUDINESS. HIGH 26.  
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.  
THURSDAY..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS. HIGH 18.  
THURSDAY NIGHT..CLEAR. LOW PLUS 4.  
FRIDAY..SUNNY. HIGH 19.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.  
SATURDAY NIGHT..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9.  
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 15.  
  
DRUMHELLER - THREE HILLS.  
TUESDAY NIGHT..CLEAR. LOW 10.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 28.  
WEDNESDAY NIGHT..CLOUDY. LOW 11.  
THURSDAY..RAIN. WINDY. HIGH 16.  
THURSDAY NIGHT..CLEAR. LOW 6.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 16.  
FRIDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.  
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17.  
  
BROOKS - STRATHMORE - VULCAN.  
TUESDAY NIGHT..CLEAR. LOW 9.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 28.  
WEDNESDAY NIGHT..CLOUDY. LOW 12.  
THURSDAY..SHOWERS. WINDY. HIGH 18.  
THURSDAY NIGHT..CLEAR. LOW 6.  
FRIDAY..SUNNY. HIGH 17.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 13.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.  
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18.  
  
KANANASKIS - CANMORE.  
TUESDAY NIGHT..CLEAR. LOW 11.  
WEDNESDAY..CLOUDY. HIGH 23.  
WEDNESDAY NIGHT..RAIN. LOW 9.  
THURSDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.  
 HIGH 18.  
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 16.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 8.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW PLUS 2.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9.  
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 14.  
  
BANFF NATIONAL PARK.  
TUESDAY NIGHT..CLEAR. LOW PLUS 3.  
WEDNESDAY..CLOUDY. HIGH 18.  
WEDNESDAY NIGHT..RAIN. LOW 7.  
THURSDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.  
 HIGH 12.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 3.  
FRIDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.  
 HIGH 12.  
FRIDAY NIGHT..RAIN SHOWERS OR FLURRIES. LOW PLUS 1.  
SATURDAY..PERIODS OF RAIN. HIGH 7.  
SATURDAY NIGHT..RAIN SHOWERS OR FLURRIES. LOW PLUS 1.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9.  
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 14.  
  
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.  
TUESDAY NIGHT..CLEAR. LOW PLUS 3.  
WEDNESDAY..CLOUDY. HIGH 18.  
WEDNESDAY NIGHT..RAIN. LOW 7.  
THURSDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.  
 HIGH 12.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 3.  
FRIDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.  
 HIGH 12.  
FRIDAY NIGHT..RAIN SHOWERS OR FLURRIES. LOW PLUS 1.  
SATURDAY..PERIODS OF RAIN. HIGH 7.  
SATURDAY NIGHT..RAIN SHOWERS OR FLURRIES. LOW PLUS 1.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9.  
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 14.  
  
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING.  
TUESDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.  
WEDNESDAY..SHOWERS. HIGH 18.  
WEDNESDAY NIGHT..RAIN. LOW 6.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 13.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 2.  
FRIDAY..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS. HIGH 12.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
SATURDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 9.  
SATURDAY NIGHT..CLOUDY. LOW PLUS 1.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 11.  
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 16.  
  
JASPER NATIONAL PARK.  
TUESDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.  
WEDNESDAY..SHOWERS. HIGH 18.  
WEDNESDAY NIGHT..RAIN. LOW 6.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 13.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 2.  
FRIDAY..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS. HIGH 12.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
SATURDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 9.  
SATURDAY NIGHT..CLOUDY. LOW PLUS 1.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 11.  
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 16.  
  
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.  
TUESDAY NIGHT..INCREASING CLOUDINESS. LOW 6.  
WEDNESDAY..CLOUDY. HIGH 18.  
WEDNESDAY NIGHT..SHOWERS. LOW PLUS 5.  
THURSDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.  
 HIGH 12.  
THURSDAY NIGHT..CLEAR. LOW ZERO.  
FRIDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 10.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 8.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 14.  
  
ROCKY MOUNTAIN HOUSE - CAROLINE.  
TUESDAY NIGHT..CLEAR. LOW PLUS 5.  
WEDNESDAY..INCREASING CLOUDINESS. HIGH 20.  
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.  
THURSDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
 HIGH 16.  
THURSDAY NIGHT..CLEAR. LOW ZERO.  
FRIDAY..INCREASING CLOUDINESS. HIGH 12.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 8.  
SATURDAY NIGHT..PERIODS OF RAIN. LOW PLUS 2.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.  
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16.  
  
RED DEER - PONOKA - INNISFAIL - STETTLER.  
TUESDAY NIGHT..CLEAR. LOW 7.  
WEDNESDAY..CLOUDY. HIGH 23.  
WEDNESDAY NIGHT..CLOUDY. WINDY. LOW 9.  
THURSDAY..PERIODS OF RAIN. WINDY. HIGH 16.  
THURSDAY NIGHT..CLEAR. LOW PLUS 3.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 13.  
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.  
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17.  
  
HANNA - CORONATION - OYEN.  
TUESDAY NIGHT..CLEAR. LOW 7.  
WEDNESDAY..INCREASING CLOUDINESS. HIGH 25.  
WEDNESDAY NIGHT..CLOUDY. LOW 9.  
THURSDAY..RAIN. WINDY. HIGH 13.  
THURSDAY NIGHT..CLEAR. LOW PLUS 4.  
FRIDAY..SUNNY. HIGH 13.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.  
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 18.  
  
MEDICINE HAT - BOW ISLAND - SUFFIELD.  
TUESDAY NIGHT..CLEAR. LOW 13.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 29.  
WEDNESDAY NIGHT..CLOUDY. WINDY. LOW 14.  
THURSDAY..RAIN. WINDY. HIGH 19.  
THURSDAY NIGHT..CLEAR. LOW 8.  
FRIDAY..SUNNY. HIGH 19.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 15.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.  
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 19.  
  
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.  
TUESDAY NIGHT..CLEAR. LOW 10.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 28.  
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WINDY.  
 LOW 10.  
THURSDAY..SHOWERS. WINDY. HIGH 14.  
THURSDAY NIGHT..CLEARING. WINDY. LOW 6.  
FRIDAY..SUNNY. HIGH 20.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 15.  
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.  
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18.  
  
LETHBRIDGE - TABER - MILK RIVER.  
TUESDAY NIGHT..CLEAR. LOW 10.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 28.  
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 9.  
THURSDAY..RAIN. HIGH 18.  
THURSDAY NIGHT..CLEAR. LOW PLUS 5.  
FRIDAY..SUNNY. HIGH 18.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.  
SATURDAY NIGHT..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.  
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18.  
  
CARDSTON - FORT MACLEOD - MAGRATH.  
TUESDAY NIGHT..CLEAR. LOW 11.  
WEDNESDAY..CLOUDY. HIGH 25.  
WEDNESDAY NIGHT..SHOWERS. LOW 7.  
THURSDAY..PERIODS OF RAIN. WINDY. HIGH 15.  
THURSDAY NIGHT..CLEAR. LOW 7.  
FRIDAY..SUNNY. HIGH 15.  
FRIDAY NIGHT..CLOUDY. LOW PLUS 4.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.  
SATURDAY NIGHT..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.  
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17.  
  
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.  
TUESDAY NIGHT..CLEAR. LOW 6.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 24.  
WEDNESDAY NIGHT..SHOWERS. WINDY. LOW 7.  
THURSDAY..SHOWERS. HIGH 14.  
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.  
FRIDAY..SUNNY. HIGH 14.  
FRIDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 4.  
SATURDAY..SHOWERS. HIGH 11.  
SATURDAY NIGHT..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.  
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 15.  
  
END  
 
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