799
FPCN53 CWWG 221024
EXTENDED FORECASTS FROM SUNDAY NIGHT 23 AUGUST TO FRIDAY 28 AUGUST
FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY ENVIRONMENT
CANADA AT 4:30 A.M. MDT SATURDAY 22 AUGUST 2026.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 10:30 A.M. MDT.
CITY OF CALGARY.
SUNDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 13.
MONDAY..SUNNY. HIGH 23.
MONDAY NIGHT..CLEAR. LOW 11.
TUESDAY..SUNNY. HIGH 25.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..SUNNY. HIGH 26.
WEDNESDAY NIGHT..CLEAR. LOW 11.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 27.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 9.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 23.
NORMALS FOR THE PERIOD..LOW 8. HIGH 22.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
SUNDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS.
LOW 11.
MONDAY..SUNNY. HIGH 23.
MONDAY NIGHT..CLEAR. LOW PLUS 5.
TUESDAY..SUNNY. HIGH 25.
TUESDAY NIGHT..CLEAR. LOW 7.
WEDNESDAY..SUNNY. HIGH 26.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 8.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 24.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW 6. HIGH 21.
OKOTOKS - HIGH RIVER - CLARESHOLM.
SUNDAY NIGHT..CLEAR. LOW 9.
MONDAY..SUNNY. HIGH 24.
MONDAY NIGHT..CLEAR. LOW 8.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 9.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 11.
THURSDAY..SUNNY. HIGH 28.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 9.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 25.
NORMALS FOR THE PERIOD..LOW 7. HIGH 21.
DRUMHELLER - THREE HILLS.
SUNDAY NIGHT..PERIODS OF RAIN. LOW 14.
MONDAY..SUNNY. HIGH 26.
MONDAY NIGHT..CLEAR. LOW 9.
TUESDAY..SUNNY. HIGH 28.
TUESDAY NIGHT..CLEAR. LOW 10.
WEDNESDAY..SUNNY. HIGH 30.
WEDNESDAY NIGHT..CLEAR. LOW 11.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 28.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 9.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 25.
NORMALS FOR THE PERIOD..LOW 8. HIGH 22.
BROOKS - STRATHMORE - VULCAN.
SUNDAY NIGHT..CLEAR. LOW 14.
MONDAY..SUNNY. HIGH 26.
MONDAY NIGHT..CLEAR. LOW 9.
TUESDAY..SUNNY. HIGH 28.
TUESDAY NIGHT..CLEAR. LOW 9.
WEDNESDAY..SUNNY. HIGH 31.
WEDNESDAY NIGHT..CLEAR. LOW 12.
THURSDAY..SUNNY. HIGH 30.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..SUNNY. HIGH 27.
NORMALS FOR THE PERIOD..LOW 9. HIGH 24.
KANANASKIS - CANMORE.
SUNDAY NIGHT..CLEAR. LOW 11.
MONDAY..SUNNY. HIGH 23.
MONDAY NIGHT..CLEAR. LOW 7.
TUESDAY..SUNNY. HIGH 25.
TUESDAY NIGHT..CLEAR. LOW 7.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 7.
THURSDAY..SUNNY. HIGH 24.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 20.
BANFF NATIONAL PARK.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 9.
MONDAY..SUNNY. HIGH 24.
MONDAY NIGHT..CLEAR. LOW 6.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 26.
WEDNESDAY NIGHT..CLEAR. LOW PLUS 5.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 23.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 20.
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 9.
MONDAY..SUNNY. HIGH 24.
MONDAY NIGHT..CLEAR. LOW 6.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 26.
WEDNESDAY NIGHT..CLEAR. LOW PLUS 5.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 23.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 20.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING.
SUNDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS.
LOW 10.
MONDAY..SUNNY. HIGH 25.
MONDAY NIGHT..CLEAR. LOW 7.
TUESDAY..SUNNY. HIGH 29.
TUESDAY NIGHT..CLEAR. LOW 8.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
LOW 9.
THURSDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
HIGH 19.
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 19.
NORMALS FOR THE PERIOD..LOW 6. HIGH 21.
JASPER NATIONAL PARK.
SUNDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS.
LOW 10.
MONDAY..SUNNY. HIGH 25.
MONDAY NIGHT..CLEAR. LOW 7.
TUESDAY..SUNNY. HIGH 29.
TUESDAY NIGHT..CLEAR. LOW 8.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
LOW 9.
THURSDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
HIGH 19.
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 19.
NORMALS FOR THE PERIOD..LOW 6. HIGH 21.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
SUNDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS.
LOW 8.
MONDAY..SUNNY. HIGH 21.
MONDAY NIGHT..CLEAR. LOW 6.
TUESDAY..SUNNY. HIGH 24.
TUESDAY NIGHT..CLEAR. LOW 7.
WEDNESDAY..SUNNY. HIGH 24.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 8.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 21.
THURSDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS.
LOW 8.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 19.
ROCKY MOUNTAIN HOUSE - CAROLINE.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 10.
MONDAY..SUNNY. HIGH 23.
MONDAY NIGHT..CLEAR. LOW PLUS 5.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 8.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 9.
THURSDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 22.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW 6. HIGH 21.
RED DEER - PONOKA - INNISFAIL - STETTLER.
SUNDAY NIGHT..SHOWERS. LOW 13.
MONDAY..SUNNY. HIGH 24.
MONDAY NIGHT..CLEAR. LOW 7.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 9.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 10.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 25.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 8. HIGH 21.
HANNA - CORONATION - OYEN.
SUNDAY NIGHT..SHOWERS. LOW 13.
MONDAY..A MIX OF SUN AND CLOUD. WINDY. HIGH 23.
MONDAY NIGHT..CLEAR. LOW 8.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 8.
WEDNESDAY..SUNNY. HIGH 29.
WEDNESDAY NIGHT..CLEAR. LOW 11.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 28.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 10.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 25.
NORMALS FOR THE PERIOD..LOW 8. HIGH 23.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
SUNDAY NIGHT..CLEAR. LOW 14.
MONDAY..SUNNY. HIGH 26.
MONDAY NIGHT..CLEAR. LOW 11.
TUESDAY..SUNNY. HIGH 28.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..SUNNY. HIGH 30.
WEDNESDAY NIGHT..CLEAR. LOW 13.
THURSDAY..SUNNY. HIGH 32.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 29.
NORMALS FOR THE PERIOD..LOW 10. HIGH 25.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
SUNDAY NIGHT..CLEAR. LOW 12.
MONDAY..SUNNY. HIGH 26.
MONDAY NIGHT..CLEAR. LOW 10.
TUESDAY..SUNNY. HIGH 28.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..SUNNY. HIGH 30.
WEDNESDAY NIGHT..CLEAR. LOW 13.
THURSDAY..SUNNY. HIGH 31.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 28.
NORMALS FOR THE PERIOD..LOW 10. HIGH 25.
LETHBRIDGE - TABER - MILK RIVER.
SUNDAY NIGHT..CLEAR. WINDY. LOW 12.
MONDAY..SUNNY. HIGH 25.
MONDAY NIGHT..CLEAR. LOW 8.
TUESDAY..SUNNY. HIGH 28.
TUESDAY NIGHT..CLEAR. LOW 9.
WEDNESDAY..SUNNY. HIGH 30.
WEDNESDAY NIGHT..CLEAR. LOW 11.
THURSDAY..SUNNY. HIGH 30.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..SUNNY. HIGH 27.
NORMALS FOR THE PERIOD..LOW 9. HIGH 25.
CARDSTON - FORT MACLEOD - MAGRATH.
SUNDAY NIGHT..CLEAR. LOW 12.
MONDAY..SUNNY. HIGH 25.
MONDAY NIGHT..CLEAR. LOW 8.
TUESDAY..SUNNY. HIGH 28.
TUESDAY NIGHT..CLEAR. LOW 10.
WEDNESDAY..SUNNY. HIGH 30.
WEDNESDAY NIGHT..CLEAR. LOW 12.
THURSDAY..SUNNY. HIGH 28.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..SUNNY. HIGH 26.
NORMALS FOR THE PERIOD..LOW 8. HIGH 24.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
SUNDAY NIGHT..CLEAR. WINDY. LOW 12.
MONDAY..SUNNY. HIGH 25.
MONDAY NIGHT..CLEAR. LOW 7.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 8.
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 29.
WEDNESDAY NIGHT..CLEAR. LOW 11.
THURSDAY..SUNNY. HIGH 27.
THURSDAY NIGHT..CLEAR. LOW 9.
FRIDAY..SUNNY. HIGH 25.
NORMALS FOR THE PERIOD..LOW 7. HIGH 22.
END
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