423
FPCN53 CWWG 291625
EXTENDED FORECASTS FROM WEDNESDAY NIGHT 30 SEPTEMBER TO MONDAY 5
OCTOBER FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY
ENVIRONMENT CANADA AT 10:30 A.M. MDT TUESDAY 29 SEPTEMBER 2026.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 3:30 P.M. MDT.
CITY OF CALGARY.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
THURSDAY..SUNNY. HIGH 13.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.
FRIDAY..SUNNY. HIGH 14.
FRIDAY NIGHT..CLEAR. LOW PLUS 2.
SATURDAY..SUNNY. HIGH 17.
SATURDAY NIGHT..CLEAR. LOW PLUS 3.
SUNDAY..SUNNY. HIGH 21.
SUNDAY NIGHT..CLEAR. LOW 7.
MONDAY..SUNNY. HIGH 26.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW MINUS 4.
THURSDAY..SUNNY. HIGH 14.
THURSDAY NIGHT..CLEAR. LOW MINUS 1.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 15.
FRIDAY NIGHT..CLEAR. LOW MINUS 4.
SATURDAY..SUNNY. HIGH 15.
SATURDAY NIGHT..CLEAR. LOW MINUS 1.
SUNDAY..SUNNY. HIGH 21.
SUNDAY NIGHT..CLEAR. LOW PLUS 1.
MONDAY..SUNNY. HIGH 24.
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 14.
OKOTOKS - HIGH RIVER - CLARESHOLM.
WEDNESDAY NIGHT..CLEAR. LOW ZERO.
THURSDAY..SUNNY. HIGH 14.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 17.
FRIDAY NIGHT..CLEAR. LOW MINUS 2.
SATURDAY..SUNNY. HIGH 16.
SATURDAY NIGHT..CLEAR. LOW PLUS 3.
SUNDAY..SUNNY. HIGH 22.
SUNDAY NIGHT..CLEAR. LOW 6.
MONDAY..SUNNY. HIGH 26.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 14.
DRUMHELLER - THREE HILLS.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
THURSDAY..CLEARING. HIGH 17.
THURSDAY NIGHT..CLEAR. LOW PLUS 1.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 18.
FRIDAY NIGHT..CLEAR. LOW MINUS 1.
SATURDAY..SUNNY. HIGH 18.
SATURDAY NIGHT..CLEAR. LOW PLUS 2.
SUNDAY..SUNNY. HIGH 21.
SUNDAY NIGHT..CLEAR. LOW 6.
MONDAY..SUNNY. HIGH 27.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16.
BROOKS - STRATHMORE - VULCAN.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
THURSDAY..SUNNY. HIGH 17.
THURSDAY NIGHT..CLEAR. LOW PLUS 3.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 18.
FRIDAY NIGHT..CLEAR. LOW MINUS 1.
SATURDAY..SUNNY. HIGH 19.
SATURDAY NIGHT..CLEAR. LOW PLUS 3.
SUNDAY..SUNNY. HIGH 23.
SUNDAY NIGHT..CLEAR. LOW 7.
MONDAY..SUNNY. HIGH 29.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 17.
KANANASKIS - CANMORE.
WEDNESDAY NIGHT..CLEAR. LOW MINUS 1.
THURSDAY..SUNNY. HIGH 14.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 14.
FRIDAY NIGHT..CLEAR. LOW ZERO.
SATURDAY..SUNNY. HIGH 15.
SATURDAY NIGHT..CLEAR. LOW MINUS 2.
SUNDAY..SUNNY. HIGH 21.
SUNDAY NIGHT..CLEAR. LOW MINUS 1.
MONDAY..SUNNY. HIGH 23.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 14.
BANFF NATIONAL PARK.
WEDNESDAY NIGHT..CLEAR. LOW MINUS 3.
THURSDAY..SUNNY. HIGH 13.
THURSDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS. LOW
PLUS 2.
FRIDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.
HIGH 13.
FRIDAY NIGHT..CLEAR. LOW ZERO.
SATURDAY..SUNNY. HIGH 15.
SATURDAY NIGHT..CLEAR. LOW MINUS 5.
SUNDAY..SUNNY. HIGH 21.
SUNDAY NIGHT..CLEAR. LOW MINUS 5.
MONDAY..SUNNY. HIGH 22.
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 13.
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
WEDNESDAY NIGHT..CLEAR. LOW MINUS 3.
THURSDAY..SUNNY. HIGH 13.
THURSDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS. LOW
PLUS 2.
FRIDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.
HIGH 13.
FRIDAY NIGHT..CLEAR. LOW ZERO.
SATURDAY..SUNNY. HIGH 15.
SATURDAY NIGHT..CLEAR. LOW MINUS 5.
SUNDAY..SUNNY. HIGH 21.
SUNDAY NIGHT..CLEAR. LOW MINUS 5.
MONDAY..SUNNY. HIGH 22.
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 13.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING.
WEDNESDAY NIGHT..CLEAR. LOW MINUS 3.
THURSDAY..SUNNY. HIGH 14.
THURSDAY NIGHT..CLEAR. LOW PLUS 1.
FRIDAY..SUNNY. HIGH 14.
FRIDAY NIGHT..CLEAR. LOW MINUS 1.
SATURDAY..SUNNY. HIGH 16.
SATURDAY NIGHT..CLEAR. LOW ZERO.
SUNDAY..SUNNY. HIGH 20.
SUNDAY NIGHT..CLEAR. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 18.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 13.
JASPER NATIONAL PARK.
WEDNESDAY NIGHT..CLEAR. LOW MINUS 3.
THURSDAY..SUNNY. HIGH 14.
THURSDAY NIGHT..CLEAR. LOW PLUS 1.
FRIDAY..SUNNY. HIGH 14.
FRIDAY NIGHT..CLEAR. LOW MINUS 1.
SATURDAY..SUNNY. HIGH 16.
SATURDAY NIGHT..CLEAR. LOW ZERO.
SUNDAY..SUNNY. HIGH 20.
SUNDAY NIGHT..CLEAR. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 18.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 13.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
WEDNESDAY NIGHT..CLEAR. LOW MINUS 6.
THURSDAY..SUNNY. HIGH 13.
THURSDAY NIGHT..CLEAR. LOW MINUS 1.
FRIDAY..SUNNY. HIGH 14.
FRIDAY NIGHT..CLEAR. LOW MINUS 2.
SATURDAY..SUNNY. HIGH 15.
SATURDAY NIGHT..CLEAR. LOW MINUS 1.
SUNDAY..SUNNY. HIGH 19.
SUNDAY NIGHT..CLEAR. LOW ZERO.
MONDAY..SUNNY. HIGH 22.
NORMALS FOR THE PERIOD..LOW MINUS 2. HIGH 13.
ROCKY MOUNTAIN HOUSE - CAROLINE.
WEDNESDAY NIGHT..CLEAR. LOW MINUS 4.
THURSDAY..SUNNY. HIGH 14.
THURSDAY NIGHT..CLEAR. LOW MINUS 2.
FRIDAY..SUNNY. HIGH 15.
FRIDAY NIGHT..CLEAR. LOW MINUS 1.
SATURDAY..SUNNY. HIGH 15.
SATURDAY NIGHT..CLEAR. LOW ZERO.
SUNDAY..SUNNY. HIGH 20.
SUNDAY NIGHT..CLEAR. LOW PLUS 2.
MONDAY..SUNNY. HIGH 24.
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 14.
RED DEER - PONOKA - INNISFAIL - STETTLER.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
THURSDAY..CLEARING. HIGH 14.
THURSDAY NIGHT..CLEAR. LOW MINUS 2.
FRIDAY..SUNNY. HIGH 15.
FRIDAY NIGHT..CLEAR. LOW MINUS 1.
SATURDAY..SUNNY. HIGH 16.
SATURDAY NIGHT..CLEAR. LOW ZERO.
SUNDAY..SUNNY. HIGH 21.
SUNDAY NIGHT..CLEAR. LOW PLUS 3.
MONDAY..SUNNY. HIGH 26.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 15.
HANNA - CORONATION - OYEN.
WEDNESDAY NIGHT..CLEAR. WINDY. LOW MINUS 1.
THURSDAY..SUNNY. HIGH 16.
THURSDAY NIGHT..CLEAR. LOW MINUS 1.
FRIDAY..SUNNY. HIGH 17.
FRIDAY NIGHT..CLEAR. LOW ZERO.
SATURDAY..SUNNY. HIGH 17.
SATURDAY NIGHT..CLEAR. LOW PLUS 1.
SUNDAY..SUNNY. HIGH 20.
SUNDAY NIGHT..CLEAR. LOW PLUS 4.
MONDAY..SUNNY. HIGH 26.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 15.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
WEDNESDAY NIGHT..INCREASING CLOUDINESS. LOW PLUS 2.
THURSDAY..CLEARING. HIGH 16.
THURSDAY NIGHT..CLEAR. LOW PLUS 5.
FRIDAY..SUNNY. HIGH 18.
FRIDAY NIGHT..CLEAR. LOW PLUS 2.
SATURDAY..SUNNY. HIGH 19.
SATURDAY NIGHT..CLEAR. LOW PLUS 3.
SUNDAY..SUNNY. HIGH 23.
SUNDAY NIGHT..CLEAR. LOW 6.
MONDAY..SUNNY. HIGH 29.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
WEDNESDAY NIGHT..INCREASING CLOUDINESS. LOW PLUS 4.
THURSDAY..CLEARING. HIGH 15.
THURSDAY NIGHT..CLEAR. LOW PLUS 3.
FRIDAY..SUNNY. HIGH 20.
FRIDAY NIGHT..CLEAR. LOW PLUS 2.
SATURDAY..SUNNY. HIGH 20.
SATURDAY NIGHT..CLEAR. LOW PLUS 3.
SUNDAY..SUNNY. HIGH 22.
SUNDAY NIGHT..CLEAR. LOW 6.
MONDAY..SUNNY. HIGH 27.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17.
LETHBRIDGE - TABER - MILK RIVER.
WEDNESDAY NIGHT..CLOUDY. LOW PLUS 4.
THURSDAY..CLEARING. HIGH 15.
THURSDAY NIGHT..CLEAR. LOW PLUS 5.
FRIDAY..SUNNY. HIGH 17.
FRIDAY NIGHT..CLEAR. LOW ZERO.
SATURDAY..SUNNY. HIGH 19.
SATURDAY NIGHT..CLEAR. LOW PLUS 3.
SUNDAY..SUNNY. HIGH 24.
SUNDAY NIGHT..CLEAR. LOW 6.
MONDAY..SUNNY. HIGH 29.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 18.
CARDSTON - FORT MACLEOD - MAGRATH.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
THURSDAY..SUNNY. HIGH 16.
THURSDAY NIGHT..CLEAR. LOW 7.
FRIDAY..SUNNY. HIGH 18.
FRIDAY NIGHT..CLEAR. LOW PLUS 2.
SATURDAY..SUNNY. HIGH 20.
SATURDAY NIGHT..CLEAR. LOW PLUS 3.
SUNDAY..SUNNY. HIGH 23.
SUNDAY NIGHT..CLEAR. LOW 7.
MONDAY..SUNNY. HIGH 28.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
WEDNESDAY NIGHT..CLEAR. LOW PLUS 1.
THURSDAY..SUNNY. HIGH 14.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.
FRIDAY..SUNNY. HIGH 18.
FRIDAY NIGHT..CLEAR. LOW PLUS 2.
SATURDAY..SUNNY. HIGH 18.
SATURDAY NIGHT..CLEAR. LOW PLUS 3.
SUNDAY..SUNNY. HIGH 21.
SUNDAY NIGHT..CLEAR. LOW 6.
MONDAY..SUNNY. HIGH 26.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 15.
END
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