FPCN15 CWWG 192142 FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT MONDAY 19 AUGUST 2024 FOR TONIGHT TUESDAY AND TUESDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT TUESDAY. --------------------------------------------------------------------- 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..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 16. TUESDAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTHWEST 20 KM/H IN THE MORNING. HIGH 25. UV INDEX 5 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. WIND WEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW 11. OKOTOKS - HIGH RIVER - CLARESHOLM. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM THIS EVENING AND AFTER MIDNIGHT. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 12. TUESDAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 27. UV INDEX 6 OR HIGH. TUESDAY NIGHT..PARTLY CLOUDY. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 8. AIRDRIE - COCHRANE - OLDS - SUNDRE. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 8. TUESDAY..CLEARING IN THE MORNING. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 23. UV INDEX 5 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW PLUS 4. DRUMHELLER - THREE HILLS. TONIGHT..CLEAR EARLY THIS EVENING THEN PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM. LOW 14. TUESDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. WIND BECOMING WEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 29. UV INDEX 5 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE EVENING WITH RISK OF A THUNDERSTORM. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 9. BROOKS - STRATHMORE - VULCAN. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS. LOW 13. TUESDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM. WIND BECOMING SOUTHWEST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 29. UV INDEX 6 OR HIGH. TUESDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE EVENING WITH RISK OF A THUNDERSTORM. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT IN THE EVENING. LOW 9. KANANASKIS - CANMORE. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. LOW 10. TUESDAY..A MIX OF SUN AND CLOUD. WIND BECOMING WEST 20 KM/H IN THE MORNING. HIGH 23. UV INDEX 5 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. WIND WEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW 9. BANFF NATIONAL PARK HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING. TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. LOW 7. TUESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND BECOMING SOUTHWEST 20 KM/H IN THE MORNING. HIGH 20. UV INDEX 5 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND SOUTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW 9. HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING JASPER NATIONAL PARK. TONIGHT..A FEW CLOUDS. LOW 9. TUESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WIND BECOMING SOUTHWEST 20 KM/H IN THE MORNING. HIGH 22. UV INDEX 5 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS CHANGING TO 70 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND SOUTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW 9. NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS. RISK OF A SEVERE THUNDERSTORM EARLY THIS EVENING. LOW 8. TUESDAY..CLEARING IN THE MORNING. WIND BECOMING WEST 20 KM/H IN THE MORNING. HIGH 22. UV INDEX 5 OR MODERATE. TUESDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS BEFORE MORNING. WIND WEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW PLUS 4. ROCKY MOUNTAIN HOUSE - CAROLINE. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS. RISK OF A SEVERE THUNDERSTORM THIS EVENING. LOW 11. TUESDAY..CLEARING IN THE MORNING. WIND BECOMING WEST 20 KM/H IN THE MORNING. HIGH 24. UV INDEX 5 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. WIND WEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW PLUS 5. RED DEER - PONOKA - INNISFAIL - STETTLER. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS. LOW 11. TUESDAY..CLEARING IN THE MORNING. WIND BECOMING WEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 26. UV INDEX 5 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 7. HANNA - CORONATION - OYEN. TONIGHT..CLEAR EARLY THIS EVENING THEN PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS LATE THIS EVENING AND OVERNIGHT. WIND SOUTHEAST 20 KM/H BECOMING LIGHT THIS EVENING. LOW 13. TUESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 29. UV INDEX 6 OR HIGH. TUESDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE EVENING WITH RISK OF A THUNDERSTORM. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 8. MEDICINE HAT - BOW ISLAND - SUFFIELD. TONIGHT..CLEAR. INCREASING CLOUDINESS THIS EVENING THEN 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS LATE THIS EVENING AND OVERNIGHT. WIND SOUTH 20 KM/H. LOW 16. TUESDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM. WIND WEST 20 KM/H GUSTING TO 40. HIGH 30. UV INDEX 6 OR HIGH. TUESDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 16. CYPRESS HILLS PROVINCIAL PARK - FOREMOST. TONIGHT..CLEAR. INCREASING CLOUDINESS THIS EVENING THEN 30 PERCENT CHANCE OF SHOWERS LATE THIS EVENING AND OVERNIGHT. RISK OF THUNDERSTORMS LATE THIS EVENING AND OVERNIGHT. WIND SOUTH 20 KM/H. LOW 13. TUESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING AND LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM. WIND WEST 20 KM/H GUSTING TO 40. HIGH 29. UV INDEX 6 OR HIGH. TUESDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS CHANGING TO 70 PERCENT CHANCE OF SHOWERS NEAR MIDNIGHT. RISK OF A THUNDERSTORM IN THE EVENING AND OVERNIGHT. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 13. LETHBRIDGE - TABER - MILK RIVER. TONIGHT..INCREASING CLOUDINESS. 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 THIS EVENING. LOW 12. TUESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING AND LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM. WIND SOUTHWEST 30 KM/H GUSTING TO 50. HIGH 29. UV INDEX 6 OR HIGH. TUESDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS CHANGING TO 70 PERCENT CHANCE OF SHOWERS OVERNIGHT. RISK OF A THUNDERSTORM IN THE EVENING AND OVERNIGHT. WIND SOUTHWEST 30 KM/H GUSTING TO 50. LOW 13. CARDSTON - FORT MACLEOD - MAGRATH. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. WIND WEST 30 KM/H GUSTING TO 50. LOW 13. TUESDAY..A MIX OF SUN AND CLOUD. WIND SOUTHWEST 30 KM/H GUSTING TO 50. HIGH 27. UV INDEX 6 OR HIGH. TUESDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY OVERNIGHT. WIND SOUTHWEST 30 KM/H GUSTING TO 50. LOW 12. CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM THIS EVENING AND AFTER MIDNIGHT. WIND WEST 30 KM/H GUSTING TO 50. LOW 13. TUESDAY..A MIX OF SUN AND CLOUD. WIND WEST 20 KM/H GUSTING TO 40 INCREASING TO 40 GUSTING TO 60 NEAR NOON. HIGH 25. UV INDEX 6 OR HIGH. TUESDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY OVERNIGHT. WIND WEST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 IN THE EVENING. LOW 11. END