FPCN15 CWWG 240447 AAA UPDATED FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY ENVIRONMENT CANADA AT 10:46 P.M. MDT SATURDAY 23 MAY 2026 FOR TONIGHT SUNDAY AND SUNDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT SUNDAY. --------------------------------------------------------------------- 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. --------------------------------------------------------------------- HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING JASPER NATIONAL PARK. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. SNOW LEVEL LOWERING TO 2100 METRES NEAR MIDNIGHT. LOW 7. SUNDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. SNOW LEVEL 2100 METRES RISING TO 2500 METRES NEAR NOON. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 5 OR MODERATE. SUNDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE EVENING. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 7. NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. LOW PLUS 4. SUNDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. WIND BECOMING WEST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 5 OR MODERATE. SUNDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE EVENING. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW PLUS 5. REMAINDER UNCHANGED. END