808
FPCN53 CWWG 121624
EXTENDED FORECASTS FROM WEDNESDAY NIGHT 13 MAY TO MONDAY 18 MAY FOR
SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY ENVIRONMENT CANADA
AT 10:30 A.M. MDT TUESDAY 12 MAY 2026.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 3:30 P.M. MDT.
CITY OF CALGARY.
WEDNESDAY NIGHT..SHOWERS. LOW 9.
THURSDAY..CLEARING. HIGH 17.
THURSDAY NIGHT..CLEAR. LOW 6.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 14.
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 7.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 3.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 14.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 16.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 9.
THURSDAY..CLEARING. HIGH 15.
THURSDAY NIGHT..CLEAR. LOW PLUS 2.
FRIDAY..SUNNY. HIGH 13.
FRIDAY NIGHT..INCREASING CLOUDINESS. LOW MINUS 1.
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 6.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW PLUS 1.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 13.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 15.
OKOTOKS - HIGH RIVER - CLARESHOLM.
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 9.
THURSDAY..SUNNY. HIGH 18.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 17.
FRIDAY NIGHT..CLOUDY. LOW 6.
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 6.
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.
SUNDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW
PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 14.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 15.
DRUMHELLER - THREE HILLS.
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 10.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WINDY. HIGH 19.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 13.
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 3.
SATURDAY..CLOUDY WITH 40 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 10.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 15.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17.
BROOKS - STRATHMORE - VULCAN.
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 10.
THURSDAY..PERIODS OF RAIN. WINDY. HIGH 17.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 15.
FRIDAY NIGHT..CLOUDY PERIODS. 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 10.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 15.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18.
KANANASKIS - CANMORE.
WEDNESDAY NIGHT..SHOWERS. LOW 10.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 16.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 14.
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.
SATURDAY..RAIN. HIGH 6.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW ZERO.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9.
SUNDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 13.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 14.
BANFF NATIONAL PARK.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
THURSDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.
HIGH 10.
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW
PLUS 4.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 10.
FRIDAY NIGHT..RAIN SHOWERS OR FLURRIES. LOW MINUS 1.
SATURDAY..SNOW OR RAIN. HIGH 7.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW MINUS 1.
SUNDAY..CLOUDY. HIGH 8.
SUNDAY NIGHT..CLOUDY PERIODS. LOW MINUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 12.
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 14.
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
THURSDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.
HIGH 10.
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW
PLUS 4.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 10.
FRIDAY NIGHT..RAIN SHOWERS OR FLURRIES. LOW MINUS 1.
SATURDAY..SNOW OR RAIN. HIGH 7.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW MINUS 1.
SUNDAY..CLOUDY. HIGH 8.
SUNDAY NIGHT..CLOUDY PERIODS. LOW MINUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 12.
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 14.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING.
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 7.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 13.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 12.
FRIDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF RAIN SHOWERS
OR FLURRIES. LOW MINUS 1.
SATURDAY..CLOUDY WITH 70 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS.
HIGH 9.
SATURDAY NIGHT..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS. LOW PLUS 1.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 13.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 13.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16.
JASPER NATIONAL PARK.
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 7.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 13.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 12.
FRIDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF RAIN SHOWERS
OR FLURRIES. LOW MINUS 1.
SATURDAY..CLOUDY WITH 70 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS.
HIGH 9.
SATURDAY NIGHT..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS. LOW PLUS 1.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 13.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 13.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW PLUS 5.
THURSDAY..SUNNY. HIGH 12.
THURSDAY NIGHT..CLEAR. LOW MINUS 2.
FRIDAY..SUNNY. HIGH 10.
FRIDAY NIGHT..PERIODS OF SNOW. LOW MINUS 2.
SATURDAY..PERIODS OF SNOW OR RAIN. HIGH 7.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW PLUS 1.
SUNDAY..CLOUDY. HIGH 11.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 14.
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 14.
ROCKY MOUNTAIN HOUSE - CAROLINE.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.
THURSDAY..CLEARING. HIGH 16.
THURSDAY NIGHT..CLEAR. LOW PLUS 2.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 11.
FRIDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
SATURDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW PLUS 1.
SUNDAY..CLOUDY. HIGH 11.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 14.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 16.
RED DEER - PONOKA - INNISFAIL - STETTLER.
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 9.
THURSDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WINDY. HIGH 17.
THURSDAY NIGHT..CLEAR. LOW PLUS 3.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 13.
FRIDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
SATURDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 1.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 11.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 14.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17.
HANNA - CORONATION - OYEN.
WEDNESDAY NIGHT..PERIODS OF RAIN. WINDY. LOW 9.
THURSDAY..RAIN. WINDY. HIGH 13.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
FRIDAY..A MIX OF SUN AND CLOUD. WINDY. HIGH 10.
FRIDAY NIGHT..CLOUDY PERIODS. LOW MINUS 1.
SATURDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH PLUS 5.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 15.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 18.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
WEDNESDAY NIGHT..SHOWERS. WINDY. LOW 10.
THURSDAY..SHOWERS. HIGH 17.
THURSDAY NIGHT..CLOUDY PERIODS. WINDY. LOW 8.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 16.
FRIDAY NIGHT..CLEAR. LOW PLUS 4.
SATURDAY..CLOUDY. HIGH 11.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 16.
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 19.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
WEDNESDAY NIGHT..SHOWERS. WINDY. LOW 8.
THURSDAY..PERIODS OF RAIN. WINDY. HIGH 16.
THURSDAY NIGHT..CLEAR. WINDY. LOW 7.
FRIDAY..SUNNY. HIGH 16.
FRIDAY NIGHT..CLEAR. LOW PLUS 4.
SATURDAY..SUNNY. HIGH 12.
SATURDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 9.
SUNDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS. LOW
PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 14.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18.
LETHBRIDGE - TABER - MILK RIVER.
WEDNESDAY NIGHT..SHOWERS. WINDY. LOW 10.
THURSDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.
WINDY. HIGH 17.
THURSDAY NIGHT..CLEAR. LOW PLUS 5.
FRIDAY..SUNNY. HIGH 16.
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 3.
SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
HIGH 12.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW PLUS 1.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 15.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18.
CARDSTON - FORT MACLEOD - MAGRATH.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 9.
THURSDAY..SUNNY. WINDY. HIGH 15.
THURSDAY NIGHT..CLEAR. LOW PLUS 4.
FRIDAY..SUNNY. HIGH 13.
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 10.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 15.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
WINDY. LOW 8.
THURSDAY..A MIX OF SUN AND CLOUD. WINDY. HIGH 13.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 13.
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
SATURDAY..CLOUDY WITH 40 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 10.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 15.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 15.
END
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