167
FPCN15 CWWG 281654
FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY
ENVIRONMENT CANADA AT 11:00 A.M. MDT THURSDAY 28 MAY 2026 FOR TODAY
AND FRIDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT.
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MAJOR REFERENCE ELEVATIONS:
BANFF: 1384 METRES.
LAKE LOUISE: 1750 METRES.
HIGHWAY 93 - BOW SUMMIT: 2068 METRES.
HIGHWAY 93 - SUNWAPTA PASS: 2034 METRES.
COLUMBIA ICEFIELDS VISITORS CENTRE: 2006 METRES.
JASPER: 1061 METRES.
CANMORE: 1350 METRES.
HWY 40 - HIGHWOOD PASS: 2206 METRES.
PINCHER CREEK: 1030 METRES.
WATERTON: 1280 METRES.
CROWSNEST PASS: 1300 METRES.
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CITY OF CALGARY.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 28. HUMIDEX 30. UV
INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 17.
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY IN
THE MORNING WITH RISK OF A THUNDERSTORM. WIND BECOMING SOUTHWEST
20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 27. HUMIDEX 28. UV
INDEX 7 OR HIGH.
OKOTOKS - HIGH RIVER - CLARESHOLM.
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH
30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON. RISK OF A THUNDERSTORM
THIS AFTERNOON. HIGH 29. HUMIDEX 31. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. 40 PERCENT CHANCE OF SHOWERS BEFORE MORNING. RISK OF A
THUNDERSTORM. LOW 15.
FRIDAY..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS EARLY IN THE
MORNING AND RISK OF A THUNDERSTORM. CLEARING IN THE MORNING. WIND
BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 EXCEPT GUSTING TO 60 IN
WIND-PRONE AREAS LATE IN THE MORNING AND IN THE AFTERNOON. HIGH 29.
UV INDEX 7 OR HIGH.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH
30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON. RISK OF A THUNDERSTORM
THIS AFTERNOON. HIGH 27. HUMIDEX 29. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 12.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A
THUNDERSTORM. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 IN THE
AFTERNOON. HIGH 25. HUMIDEX 26. UV INDEX 3 OR MODERATE.
DRUMHELLER - THREE HILLS.
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH
30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON. RISK OF A THUNDERSTORM
THIS AFTERNOON. HIGH 31. HUMIDEX 33. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 15.
FRIDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS LATE IN
THE MORNING AND IN THE AFTERNOON WITH RISK OF A THUNDERSTORM.
HIGH 29. HUMIDEX 31. UV INDEX 7 OR HIGH.
BROOKS - STRATHMORE - VULCAN.
TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. HIGH 32. HUMIDEX 34. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 14.
FRIDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. WIND BECOMING WEST 20 KM/H GUSTING TO 40
NEAR NOON. HIGH 29. HUMIDEX 33. UV INDEX 7 OR HIGH.
KANANASKIS - CANMORE.
TODAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. HIGH 27. HUMIDEX 29. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. 40 PERCENT CHANCE OF SHOWERS BEFORE MORNING. RISK OF A
THUNDERSTORM. LOW 15.
FRIDAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF SHOWERS EARLY IN
THE MORNING WITH RISK OF A THUNDERSTORM. WIND BECOMING SOUTHWEST
20 KM/H GUSTING TO 40 NEAR NOON. HIGH 26. UV INDEX 7 OR HIGH.
BANFF NATIONAL PARK
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
TODAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. HIGH 27. UV INDEX 7 OR HIGH.
TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING AND BEFORE MORNING. RISK OF A THUNDERSTORM. LOW 12.
FRIDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
RISK OF A THUNDERSTORM. HIGH 19. UV INDEX 7 OR HIGH.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING
JASPER NATIONAL PARK.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 26. UV INDEX 6 OR HIGH.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 8.
FRIDAY..INCREASING CLOUDINESS. PERIODS OF RAIN BEGINNING IN THE
MORNING. HIGH 17. UV INDEX 2 OR LOW.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A
THUNDERSTORM. HIGH 23. UV INDEX 5 OR MODERATE.
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 10.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN THE MORNING THEN
A MIX OF SUN AND CLOUD. RISK OF A THUNDERSTORM IN THE MORNING. WIND
BECOMING WEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 23. UV INDEX 7
OR HIGH.
ROCKY MOUNTAIN HOUSE - CAROLINE.
TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A
THUNDERSTORM. HIGH 26. HUMIDEX 27. UV INDEX 5 OR MODERATE.
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 12.
FRIDAY..CLOUDY WITH 70 PERCENT CHANCE OF SHOWERS AND RISK OF A
THUNDERSTORM. HIGH 23. HUMIDEX 25. UV INDEX 5 OR MODERATE.
RED DEER - PONOKA - INNISFAIL - STETTLER.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. WIND NORTHEAST 20 KM/H.
HIGH 27 EXCEPT 31 IN AREAS EAST OF RED DEER. HUMIDEX 29 EXCEPT 33 IN
AREAS EAST OF RED DEER. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. WIND NORTHEAST 20 KM/H BECOMING
LIGHT THIS EVENING. LOW 13.
FRIDAY..INCREASING CLOUDINESS EARLY IN THE MORNING. 60 PERCENT CHANCE
OF SHOWERS WITH RISK OF A THUNDERSTORM. WIND BECOMING SOUTHEAST
20 KM/H GUSTING TO 40 NEAR NOON. HIGH 26. HUMIDEX 28. UV INDEX 5 OR
MODERATE.
HANNA - CORONATION - OYEN.
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH
30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON. RISK OF A THUNDERSTORM
THIS AFTERNOON. WIND NORTHEAST 20 KM/H. HIGH 31. HUMIDEX 34. UV
INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING
THEN CLEAR. RISK OF A THUNDERSTORM THIS EVENING. WIND NORTHEAST
20 KM/H BECOMING LIGHT THIS EVENING. LOW 15.
FRIDAY..BECOMING CLOUDY IN THE MORNING WITH 60 PERCENT CHANCE OF
SHOWERS LATE IN THE MORNING AND IN THE AFTERNOON. RISK OF A
THUNDERSTORM LATE IN THE MORNING AND IN THE AFTERNOON. WIND BECOMING
SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 28. HUMIDEX 30.
UV INDEX 6 OR HIGH.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. HIGH 34. HUMIDEX 36. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING THEN CLEAR. RISK OF A THUNDERSTORM EARLY THIS EVENING.
LOW 18.
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING WEST 20 KM/H
GUSTING TO 40 IN THE AFTERNOON. HIGH 31. HUMIDEX 33. UV INDEX 7 OR
HIGH.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 33. HUMIDEX 34. UV
INDEX 8 OR VERY HIGH.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING AND RISK OF A THUNDERSTORM. CLEARING THIS EVENING. LOW 17.
FRIDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING NORTHWEST
20 KM/H NEAR NOON. HIGH 28. HUMIDEX 30. UV INDEX 8 OR VERY HIGH.
LETHBRIDGE - TABER - MILK RIVER.
TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM LATE THIS AFTERNOON. HIGH 31. HUMIDEX 33. UV
INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM EARLY THIS EVENING. LOW 15.
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
MORNING AND EARLY IN THE AFTERNOON. RISK OF A THUNDERSTORM LATE IN
THE MORNING AND EARLY AFTERNOON. WIND BECOMING WEST 40 KM/H GUSTING
TO 60 IN THE MORNING. HIGH 30. HUMIDEX 32. UV INDEX 7 OR HIGH.
CARDSTON - FORT MACLEOD - MAGRATH.
TODAY..SUNNY THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF
SHOWERS LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE THIS
AFTERNOON. HIGH 28. HUMIDEX 30. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM THIS EVENING. LOW 14.
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY IN
THE MORNING. WIND BECOMING WEST 40 KM/H GUSTING TO 60 IN THE
MORNING. HIGH 28. UV INDEX 7 OR HIGH.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
TODAY..SUNNY NEAR NOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT
CHANCE OF SHOWERS THIS AFTERNOON. RISK OF A THUNDERSTORM THIS
AFTERNOON. HIGH 27. HUMIDEX 29. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM THIS EVENING. WIND BECOMING WEST 40 KM/H GUSTING TO 60
OVERNIGHT. LOW 14.
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY IN
THE MORNING. WIND WEST 40 KM/H GUSTING TO 60. HIGH 24. HUMIDEX 25.
UV INDEX 7 OR HIGH.
END
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