FPCN15 CWWG 222130 FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT WEDNESDAY 22 APRIL 2026 FOR TONIGHT THURSDAY AND THURSDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT THURSDAY. --------------------------------------------------------------------- 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. --------------------------------------------------------------------- CITY OF CALGARY. TONIGHT..A FEW RAIN SHOWERS ENDING THIS EVENING THEN MAINLY CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS LATER THIS EVENING THEN 30 PERCENT CHANCE OF FLURRIES OVERNIGHT. WIND NORTH 40 KM/H GUSTING TO 70. LOW MINUS 1. THURSDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS IN THE AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 70. HIGH PLUS 3. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 2. WIND CHILL NEAR MINUS 9. OKOTOKS - HIGH RIVER - CLARESHOLM. TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN MAINLY CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS LATE THIS EVENING AND AFTER MIDNIGHT THEN 30 PERCENT CHANCE OF FLURRIES OVERNIGHT. WIND NORTH 40 KM/H GUSTING TO 60. LOW ZERO. THURSDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS IN THE AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 70. HIGH 6. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 2. WIND CHILL MINUS 9 OVERNIGHT. AIRDRIE - COCHRANE - OLDS - SUNDRE. TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS THIS EVENING THEN 30 PERCENT CHANCE OF FLURRIES OVERNIGHT. WIND NORTH 40 KM/H GUSTING TO 60. LOW MINUS 2. WIND CHILL MINUS 10 OVERNIGHT. THURSDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS IN THE AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 70. HIGH PLUS 3. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 4. WIND CHILL MINUS 11 OVERNIGHT. DRUMHELLER - THREE HILLS. TONIGHT..A FEW SHOWERS ENDING EARLY THIS EVENING THEN PARTLY CLOUDY. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW ZERO. THURSDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS IN THE AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 70. HIGH PLUS 3. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS EARLY IN THE EVENING. FLURRIES AT TIMES HEAVY BEGINNING IN THE EVENING. LOCAL SNOWFALL AMOUNT 5 CM. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 4. WIND CHILL MINUS 11 OVERNIGHT. BROOKS - STRATHMORE - VULCAN. TONIGHT..A FEW SHOWERS ENDING THIS EVENING THEN PARTLY CLOUDY. WIND NORTH 50 KM/H GUSTING TO 80. LOW ZERO. THURSDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 70. HIGH PLUS 5. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS EARLY IN THE EVENING. FLURRIES AT TIMES HEAVY BEGINNING IN THE EVENING. LOCAL SNOWFALL AMOUNT 5 CM. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 2. WIND CHILL MINUS 10 OVERNIGHT. KANANASKIS - CANMORE. TONIGHT..RAIN OR SNOW CHANGING TO SNOW THIS EVENING. LOCAL SNOWFALL AMOUNT 5 TO 10 CM. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW MINUS 1. WIND CHILL MINUS 3 OVERNIGHT. THURSDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY IN THE AFTERNOON WITH A FEW FLURRIES. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 2 CM. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH PLUS 3. WIND CHILL MINUS 7 IN THE MORNING. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..A FEW FLURRIES ENDING IN THE EVENING THEN PARTLY CLOUDY. RISK OF A THUNDERSTORM EARLY IN THE EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW MINUS 5. WIND CHILL MINUS 9 OVERNIGHT. BANFF NATIONAL PARK HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING. TONIGHT..SNOW ENDING OVERNIGHT THEN CLOUDY. SNOW MIXED WITH RAIN EARLY THIS EVENING. LOCAL SNOWFALL AMOUNT 5 CM. WIND NORTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW MINUS 5. WIND CHILL MINUS 7 OVERNIGHT. THURSDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY NEAR NOON WITH A FEW FLURRIES. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 5 CM. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH PLUS 2. WIND CHILL MINUS 7 IN THE MORNING. UV INDEX 3 OR MODERATE. THURSDAY NIGHT..A FEW FLURRIES ENDING IN THE EVENING THEN PARTLY CLOUDY. RISK OF A THUNDERSTORM EARLY IN THE EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW MINUS 8. WIND CHILL MINUS 11 OVERNIGHT. HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING JASPER NATIONAL PARK. TONIGHT..SNOW ENDING NEAR MIDNIGHT THEN CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. LOCAL AMOUNT 5 CM. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW MINUS 3. WIND CHILL MINUS 5 OVERNIGHT. THURSDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES EARLY IN THE MORNING. A FEW FLURRIES BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 5 CM. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH PLUS 3. WIND CHILL MINUS 5 IN THE MORNING. UV INDEX 2 OR LOW. THURSDAY NIGHT..A FEW FLURRIES ENDING IN THE EVENING THEN CLOUDY. RISK OF A THUNDERSTORM EARLY IN THE EVENING. LOCAL AMOUNT 2 CM. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW MINUS 2. WIND CHILL MINUS 6 OVERNIGHT. NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734. TONIGHT..SNOW MIXED WITH RAIN EARLY THIS EVENING AND ENDING NEAR MIDNIGHT THEN MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. LOCAL SNOWFALL AMOUNT 2 CM. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW MINUS 4. WIND CHILL NEAR MINUS 6. THURSDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH ZERO. WIND CHILL MINUS 8 IN THE MORNING. UV INDEX 3 OR MODERATE. THURSDAY NIGHT..CLOUDY. 30 PERCENT CHANCE OF FLURRIES EARLY IN THE EVENING. BECOMING PARTLY CLOUDY OVERNIGHT. RISK OF A THUNDERSTORM EARLY IN THE EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW MINUS 8. WIND CHILL MINUS 13 OVERNIGHT. ROCKY MOUNTAIN HOUSE - CAROLINE. TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES THIS EVENING THEN PARTLY CLOUDY. WIND NORTHWEST 30 KM/H GUSTING TO 50. LOW MINUS 2. WIND CHILL MINUS 8 OVERNIGHT. THURSDAY..BECOMING CLOUDY IN THE MORNING WITH 30 PERCENT CHANCE OF FLURRIES LATE IN THE MORNING AND IN THE AFTERNOON. WIND NORTHWEST 20 KM/H GUSTING TO 40 INCREASING TO 40 GUSTING TO 60 IN THE MORNING. HIGH PLUS 2. WIND CHILL MINUS 8 IN THE MORNING. UV INDEX 3 OR MODERATE. THURSDAY NIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND NORTHWEST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 GUSTING TO 40 IN THE EVENING. LOW MINUS 5. WIND CHILL MINUS 11 OVERNIGHT. RED DEER - PONOKA - INNISFAIL - STETTLER. TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING THEN PARTLY CLOUDY. WIND NORTH 40 KM/H GUSTING TO 70. LOW MINUS 3. WIND CHILL MINUS 11 OVERNIGHT. THURSDAY..BECOMING CLOUDY IN THE MORNING WITH 30 PERCENT CHANCE OF FLURRIES IN THE AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 70. HIGH PLUS 2. WIND CHILL MINUS 11 IN THE MORNING. UV INDEX 3 OR MODERATE. THURSDAY NIGHT..FLURRIES AT TIMES HEAVY. LOCAL AMOUNT 5 CM. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 3. WIND CHILL MINUS 10 OVERNIGHT. HANNA - CORONATION - OYEN. TONIGHT..PERIODS OF RAIN ENDING NEAR MIDNIGHT THEN CLOUDY. LOCAL AMOUNT 5 MM. WIND NORTHWEST 50 KM/H GUSTING TO 80. LOW MINUS 3. WIND CHILL MINUS 11 OVERNIGHT. THURSDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY NEAR NOON WITH 30 PERCENT CHANCE OF FLURRIES IN THE AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 70. HIGH ZERO. WIND CHILL MINUS 11 IN THE MORNING. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..FLURRIES AT TIMES HEAVY. LOCAL AMOUNT 5 CM. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 5. WIND CHILL MINUS 13 OVERNIGHT. MEDICINE HAT - BOW ISLAND - SUFFIELD. TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING. PERIODS OF RAIN BEGINNING THIS EVENING AND ENDING OVERNIGHT. WIND NORTHWEST 50 KM/H GUSTING TO 80. LOW ZERO. THURSDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 70. HIGH 6. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS EARLY IN THE EVENING. FLURRIES AT TIMES HEAVY BEGINNING IN THE EVENING. LOCAL SNOWFALL AMOUNT 5 CM. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 5. WIND CHILL MINUS 11 OVERNIGHT. CYPRESS HILLS PROVINCIAL PARK - FOREMOST. TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING. PERIODS OF RAIN BEGINNING THIS EVENING AND ENDING OVERNIGHT. WIND NORTH 40 KM/H GUSTING TO 70 INCREASING TO 60 GUSTING TO 90 EARLY THIS EVENING. LOW MINUS 1. THURSDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND NORTHWEST 60 KM/H GUSTING TO 90 DIMINISHING TO 40 GUSTING TO 70 IN THE MORNING. HIGH PLUS 5. UV INDEX 5 OR MODERATE. THURSDAY NIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS EARLY IN THE EVENING THEN 30 PERCENT CHANCE OF FLURRIES LATE IN THE EVENING. FLURRIES BEGINNING NEAR MIDNIGHT. LOCAL SNOWFALL AMOUNT 2 CM. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 6. WIND CHILL MINUS 14 OVERNIGHT. LETHBRIDGE - TABER - MILK RIVER. TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING. PERIODS OF RAIN BEGINNING EARLY THIS EVENING AND ENDING NEAR MIDNIGHT. WIND NORTH 50 KM/H GUSTING TO 80. LOW ZERO. THURSDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND NORTHWEST 40 KM/H GUSTING TO 70. HIGH PLUS 5. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS EARLY IN THE EVENING THEN 30 PERCENT CHANCE OF FLURRIES LATE IN THE EVENING. FLURRIES BEGINNING NEAR MIDNIGHT. LOCAL SNOWFALL AMOUNT 2 CM. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW MINUS 3. WIND CHILL MINUS 10 OVERNIGHT. CARDSTON - FORT MACLEOD - MAGRATH. TONIGHT..PERIODS OF RAIN CHANGING TO PERIODS OF SNOW OVERNIGHT. RAINFALL AMOUNT 5 MM EXCEPT SNOWFALL AMOUNT 5 CM OVER HIGHER TERRAIN. WIND NORTH 40 KM/H GUSTING TO 60. LOW MINUS 2. WIND CHILL MINUS 10 OVERNIGHT. THURSDAY..PERIODS OF SNOW ENDING IN THE MORNING THEN MAINLY CLOUDY WITH A FEW RAIN SHOWERS BEGINNING IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND NORTH 40 KM/H GUSTING TO 60 DIMINISHING TO 20 GUSTING TO 40 IN THE MORNING. HIGH PLUS 3. WIND CHILL MINUS 10 IN THE MORNING. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..A FEW RAIN SHOWERS AND FLURRIES CHANGING TO A FEW FLURRIES AND ENDING NEAR MIDNIGHT THEN PARTLY CLOUDY. RISK OF A THUNDERSTORM EARLY IN THE EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40. LOW MINUS 6. WIND CHILL MINUS 12 OVERNIGHT. CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK. TONIGHT..RAIN CHANGING TO SNOW AT TIMES HEAVY NEAR MIDNIGHT. LOCAL RAINFALL AMOUNT 5 MM. LOCAL SNOWFALL AMOUNT 10 TO 15 CM. SNOW LEVEL 1900 METRES LOWERING TO VALLEY BOTTOM NEAR MIDNIGHT. WIND NORTH 30 KM/H GUSTING TO 50. LOW ZERO. THURSDAY..SNOW AT TIMES HEAVY ENDING IN THE MORNING THEN MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES LATE IN THE MORNING AND EARLY AFTERNOON. A FEW FLURRIES BEGINNING IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 2 TO 4 CM. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE MORNING. HIGH PLUS 2. UV INDEX 4 OR MODERATE. THURSDAY NIGHT..FLURRIES. RISK OF A THUNDERSTORM EARLY IN THE EVENING. LOCAL AMOUNT 2 TO 4 CM. WIND UP TO 15 KM/H. LOW MINUS 6. WIND CHILL MINUS 12 OVERNIGHT. END