382
FPCN53 CWWG 151024
EXTENDED FORECASTS FROM TUESDAY NIGHT 16 SEPTEMBER TO SUNDAY 21
SEPTEMBER FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY
ENVIRONMENT CANADA AT 4:30 A.M. MDT MONDAY 15 SEPTEMBER 2025.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 10:30 A.M. MDT.
CITY OF CALGARY.
TUESDAY NIGHT..CLEAR. LOW 10.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 11.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..SUNNY. HIGH 24.
FRIDAY NIGHT..CLEAR. LOW 10.
SATURDAY..SUNNY. HIGH 25.
SATURDAY NIGHT..CLEAR. LOW 11.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 19.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW PLUS 4.
THURSDAY..SUNNY. HIGH 21.
THURSDAY NIGHT..CLEAR. LOW PLUS 5.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLEAR. LOW 6.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 25.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 9.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16.
OKOTOKS - HIGH RIVER - CLARESHOLM.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 6.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 8.
FRIDAY..SUNNY. HIGH 24.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 27.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 11.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 16.
DRUMHELLER - THREE HILLS.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 9.
THURSDAY..SUNNY. HIGH 26.
THURSDAY NIGHT..CLEAR. LOW 7.
FRIDAY..SUNNY. HIGH 26.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..SUNNY. HIGH 28.
SATURDAY NIGHT..CLEAR. LOW 10.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17.
BROOKS - STRATHMORE - VULCAN.
TUESDAY NIGHT..CLEAR. LOW PLUS 5.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 9.
THURSDAY..SUNNY. HIGH 26.
THURSDAY NIGHT..CLEAR. LOW 6.
FRIDAY..SUNNY. HIGH 25.
FRIDAY NIGHT..CLEAR. LOW 10.
SATURDAY..SUNNY. HIGH 30.
SATURDAY NIGHT..CLEAR. LOW 12.
SUNDAY..SUNNY. HIGH 24.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 19.
KANANASKIS - CANMORE.
TUESDAY NIGHT..CLEAR. LOW 9.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 10.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW PLUS 5.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLEAR. LOW PLUS 4.
SATURDAY..SUNNY. HIGH 24.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 9.
SUNDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
HIGH 16.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16.
BANFF NATIONAL PARK
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
TUESDAY NIGHT..CLEAR. LOW PLUS 5.
WEDNESDAY..SUNNY. HIGH 26.
WEDNESDAY NIGHT..CLEAR. LOW PLUS 4.
THURSDAY..SUNNY. HIGH 23.
THURSDAY NIGHT..CLEAR. LOW PLUS 4.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLEAR. LOW PLUS 1.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 23.
SATURDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 7.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 15.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING
JASPER NATIONAL PARK.
TUESDAY NIGHT..CLEAR. LOW PLUS 4.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 7.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 20.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 9.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 6.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 20.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 16.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
TUESDAY NIGHT..CLEAR. LOW 7.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 6.
THURSDAY..SUNNY. HIGH 20.
THURSDAY NIGHT..CLEAR. LOW 7.
FRIDAY..SUNNY. HIGH 22.
FRIDAY NIGHT..CLEAR. LOW PLUS 5.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 23.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 15.
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 15.
ROCKY MOUNTAIN HOUSE - CAROLINE.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 6.
THURSDAY..SUNNY. HIGH 21.
THURSDAY NIGHT..CLEAR. LOW PLUS 5.
FRIDAY..SUNNY. HIGH 22.
FRIDAY NIGHT..CLEAR. LOW 6.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 24.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 7.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 18.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16.
RED DEER - PONOKA - INNISFAIL - STETTLER.
TUESDAY NIGHT..CLEAR. LOW 7.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 8.
THURSDAY..SUNNY. HIGH 21.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.
FRIDAY..SUNNY. HIGH 24.
FRIDAY NIGHT..CLEAR. LOW 7.
SATURDAY..SUNNY. HIGH 26.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 7.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17.
HANNA - CORONATION - OYEN.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 26.
WEDNESDAY NIGHT..CLEAR. LOW 6.
THURSDAY..SUNNY. HIGH 25.
THURSDAY NIGHT..CLEAR. LOW 6.
FRIDAY..SUNNY. HIGH 25.
FRIDAY NIGHT..CLEAR. LOW 8.
SATURDAY..SUNNY. HIGH 28.
SATURDAY NIGHT..CLEAR. LOW 9.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
TUESDAY NIGHT..CLEAR. LOW 7.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 12.
THURSDAY..SUNNY. HIGH 28.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..SUNNY. HIGH 27.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..SUNNY. HIGH 31.
SATURDAY NIGHT..CLEAR. LOW 12.
SUNDAY..SUNNY. HIGH 26.
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 19.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
TUESDAY NIGHT..CLEAR. LOW 8.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 9.
THURSDAY..SUNNY. HIGH 26.
THURSDAY NIGHT..CLEAR. LOW 8.
FRIDAY..SUNNY. HIGH 26.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..SUNNY. HIGH 30.
SATURDAY NIGHT..CLEAR. LOW 11.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 26.
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 20.
LETHBRIDGE - TABER - MILK RIVER.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 9.
THURSDAY..SUNNY. HIGH 26.
THURSDAY NIGHT..CLEAR. LOW 8.
FRIDAY..SUNNY. HIGH 26.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..SUNNY. HIGH 31.
SATURDAY NIGHT..CLEAR. LOW 12.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 25.
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 20.
CARDSTON - FORT MACLEOD - MAGRATH.
TUESDAY NIGHT..CLEAR. LOW 7.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 9.
THURSDAY..SUNNY. HIGH 25.
THURSDAY NIGHT..CLEAR. LOW 7.
FRIDAY..SUNNY. HIGH 25.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 29.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 12.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 24.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 19.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
TUESDAY NIGHT..CLEAR. LOW 7.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 10.
THURSDAY..SUNNY. HIGH 24.
THURSDAY NIGHT..CLEAR. LOW 8.
FRIDAY..SUNNY. HIGH 24.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..SUNNY. HIGH 28.
SATURDAY NIGHT..CLEAR. LOW 12.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17.
END
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