131
FPCN15 CWWG 142132
FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY
ENVIRONMENT CANADA AT 4:00 P.M. MDT SUNDAY 14 SEPTEMBER 2025 FOR
TONIGHT MONDAY AND MONDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT MONDAY.
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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.
TONIGHT..INCREASING CLOUDINESS THIS EVENING. LOW 15.
MONDAY..MAINLY CLOUDY. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40
NEAR NOON. HIGH 21. UV INDEX 4 OR MODERATE.
MONDAY NIGHT..CLEARING IN THE EVENING. WIND NORTHWEST 20 KM/H GUSTING
TO 40 BECOMING LIGHT IN THE EVENING. LOW 8.
OKOTOKS - HIGH RIVER - CLARESHOLM.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
RISK OF A THUNDERSTORM EARLY THIS EVENING. LOW 15.
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE IN THE
MORNING AND IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE
AFTERNOON. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 NEAR NOON.
HIGH 21. UV INDEX 4 OR MODERATE.
MONDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY
IN THE EVENING AND RISK OF A THUNDERSTORM. CLEARING IN THE EVENING.
WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING.
LOW 8.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
TONIGHT..INCREASING CLOUDINESS THIS EVENING. LOW 11.
MONDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD IN THE MORNING. WIND
BECOMING NORTHWEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 23. UV
INDEX 5 OR MODERATE.
MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR IN THE EVENING. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW
PLUS 2 WITH RISK OF FROST.
DRUMHELLER - THREE HILLS.
TONIGHT..A FEW CLOUDS. LOW 11.
MONDAY..A MIX OF SUN AND CLOUD. WIND BECOMING NORTHWEST 20 KM/H
GUSTING TO 40 NEAR NOON. HIGH 25. HUMIDEX 27. UV INDEX 5 OR
MODERATE.
MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR IN THE EVENING. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING.
LOW 7.
BROOKS - STRATHMORE - VULCAN.
TONIGHT..A FEW CLOUDS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING NORTHWEST
20 KM/H GUSTING TO 40 NEAR NOON. HIGH 25. HUMIDEX 28. UV INDEX 5 OR
MODERATE.
MONDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN
THE EVENING WITH RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING.
LOW 7.
KANANASKIS - CANMORE.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM EARLY THIS EVENING. LOCAL SMOKE LATE THIS EVENING AND
OVERNIGHT. LOW 12.
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM IN THE AFTERNOON. LOCAL SMOKE IN THE MORNING. HIGH 20.
UV INDEX 3 OR MODERATE.
MONDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN
THE EVENING WITH RISK OF A THUNDERSTORM. LOW 7.
BANFF NATIONAL PARK
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM EARLY THIS EVENING. LOCAL SMOKE LATE THIS EVENING AND
OVERNIGHT. LOW 11.
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON
WITH RISK OF A THUNDERSTORM. LOCAL SMOKE IN THE MORNING. HIGH 18. UV
INDEX 5 OR MODERATE.
MONDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN
THE EVENING WITH RISK OF A THUNDERSTORM. LOW 8.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING
JASPER NATIONAL PARK.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
RISK OF A THUNDERSTORM EARLY THIS EVENING. LOW 9.
MONDAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY NEAR NOON. HIGH 23. UV
INDEX 4 OR MODERATE.
MONDAY NIGHT..CLEAR. LOW PLUS 3.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. RISK OF A
THUNDERSTORM EARLY THIS EVENING. LOW 9.
MONDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 20. UV INDEX 4 OR
MODERATE.
MONDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY
IN THE EVENING THEN CLEAR. RISK OF A THUNDERSTORM EARLY IN THE
EVENING. LOW PLUS 5.
ROCKY MOUNTAIN HOUSE - CAROLINE.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. CLEARING NEAR NOON. WIND BECOMING
NORTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING THEN LIGHT LATE IN
THE AFTERNOON. HIGH 22. UV INDEX 4 OR MODERATE.
MONDAY NIGHT..CLEAR. LOW PLUS 3 WITH RISK OF FROST.
RED DEER - PONOKA - INNISFAIL - STETTLER.
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY THIS EVENING. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY IN THE AFTERNOON. WIND
BECOMING NORTHWEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 23. UV
INDEX 5 OR MODERATE.
MONDAY NIGHT..CLEAR. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT IN THE EVENING. LOW PLUS 5.
HANNA - CORONATION - OYEN.
TONIGHT..CLEAR. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING.
LOW 9.
MONDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.
RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND BECOMING NORTHWEST
20 KM/H GUSTING TO 40 NEAR NOON. HIGH 27. HUMIDEX 29. UV INDEX 5 OR
MODERATE.
MONDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY
IN THE EVENING THEN CLEAR. RISK OF A THUNDERSTORM EARLY IN THE
EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE
EVENING. LOW 8.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY OVERNIGHT. WIND SOUTHWEST
20 KM/H BECOMING LIGHT THIS EVENING. LOW 12.
MONDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING NORTHWEST
20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 26. HUMIDEX 27. UV
INDEX 5 OR MODERATE.
MONDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN THE
EVENING AND RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING.
LOW 11.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
TONIGHT..A FEW CLOUDS. INCREASING CLOUDINESS NEAR MIDNIGHT. WIND
SOUTHWEST 20 KM/H BECOMING LIGHT THIS EVENING. LOW 14.
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON
WITH RISK OF A THUNDERSTORM. WIND BECOMING NORTHWEST 20 KM/H GUSTING
TO 40 NEAR NOON. HIGH 23. HUMIDEX 25. UV INDEX 4 OR MODERATE.
MONDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN THE
EVENING AND RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING.
LOW 11.
LETHBRIDGE - TABER - MILK RIVER.
TONIGHT..A FEW CLOUDS. INCREASING CLOUDINESS NEAR MIDNIGHT. WIND WEST
20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW 15.
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE IN THE
MORNING AND IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE
AFTERNOON. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 NEAR NOON.
HIGH 22. UV INDEX 5 OR MODERATE.
MONDAY NIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN THE
EVENING AND RISK OF A THUNDERSTORM. CLEARING NEAR MIDNIGHT. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING.
LOW 10.
CARDSTON - FORT MACLEOD - MAGRATH.
TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM EARLY THIS EVENING. WIND WEST 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS EVENING. LOW 13.
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM IN THE AFTERNOON. WIND BECOMING WEST 20 KM/H GUSTING TO
40 NEAR NOON. HIGH 19. UV INDEX 2 OR LOW.
MONDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE
EVENING WITH RISK OF A THUNDERSTORM. CLEARING BEFORE MORNING. WIND
WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 9.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING AND
AFTER MIDNIGHT. A FEW SHOWERS BEGINNING AFTER MIDNIGHT. RISK OF A
THUNDERSTORM EARLY THIS EVENING. WIND WEST 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS EVENING. LOW 12.
MONDAY..SHOWERS. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND
BECOMING WEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 17. UV INDEX 2
OR LOW.
MONDAY NIGHT..A FEW SHOWERS ENDING IN THE EVENING THEN PARTLY CLOUDY.
RISK OF A THUNDERSTORM EARLY IN THE EVENING. WIND WEST 20 KM/H
GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 10.
END
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