####018004514#### FPCN11 CWNT 181630 FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MDT SATURDAY 18 MAY 2024 FOR TODAY AND SUNDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT. THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE. TODAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 10. UV INDEX 3 OR MODERATE. TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 4. SUNDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. HIGH 12. UV INDEX 3 OR MODERATE. LUTSEL K'E REGION. TODAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. WIND NORTHEAST 20 KM/H GUSTING TO 40. HIGH 9. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. WIND EAST 20 KM/H. LOW PLUS 2. SUNDAY..A MIX OF SUN AND CLOUD. WIND EAST 20 KM/H. HIGH 8. UV INDEX 4 OR MODERATE. FT. RESOLUTION REGION INCLUDING HWY. 6. TODAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS AFTERNOON. HIGH 10. UV INDEX 3 OR MODERATE. TONIGHT..MAINLY CLOUDY. LOW PLUS 4. SUNDAY..MAINLY CLOUDY. HIGH 12. UV INDEX 4 OR MODERATE. HAY RIVER REGION INCLUDING ENTERPRISE. TODAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH PLUS 4. UV INDEX 3 OR MODERATE. TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. LOW PLUS 2. SUNDAY..MAINLY CLOUDY. HIGH 8. UV INDEX 3 OR MODERATE. FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE. TODAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 7. UV INDEX 3 OR MODERATE. TONIGHT..MAINLY CLOUDY. LOW PLUS 2. SUNDAY..MAINLY CLOUDY. HIGH 11. UV INDEX 3 OR MODERATE. FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER. TODAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. HIGH 15. UV INDEX 3 OR MODERATE. TONIGHT..PARTLY CLOUDY. LOW PLUS 5. SUNDAY..A MIX OF SUN AND CLOUD. CLEARING NEAR NOON. HIGH 16. UV INDEX 4 OR MODERATE. FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E. TODAY..CLEARING EARLY THIS AFTERNOON. LOCAL SMOKE. HIGH 17. UV INDEX 3 OR MODERATE. TONIGHT..CLEAR. LOW PLUS 4. SUNDAY..SUNNY. HIGH 19. UV INDEX 4 OR MODERATE. YELLOWKNIFE REGION. TODAY..MAINLY CLOUDY. WIND NORTHEAST 20 KM/H GUSTING TO 40. HIGH 10. UV INDEX 3 OR MODERATE. TONIGHT..MAINLY CLOUDY. WIND NORTHEAST 20 KM/H GUSTING TO 40. LOW PLUS 3. SUNDAY..MAINLY CLOUDY. WIND NORTHEAST 20 KM/H GUSTING TO 40 BECOMING SOUTHEAST 20 IN THE MORNING. HIGH 12. UV INDEX 3 OR MODERATE. NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO. TODAY..PERIODS OF RAIN MIXED WITH SNOW ENDING LATE THIS AFTERNOON THEN CLOUDY. LOCAL RAINFALL AMOUNT 5 MM. WIND EAST 20 KM/H GUSTING TO 40 BECOMING LIGHT LATE THIS AFTERNOON. HIGH 6. UV INDEX 1 OR LOW. TONIGHT..MAINLY CLOUDY. LOW PLUS 2. SUNDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING. HIGH 11. UV INDEX 3 OR MODERATE. WRIGLEY REGION. TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. HIGH 16. UV INDEX 3 OR MODERATE. TONIGHT..CLEARING LATE THIS EVENING. LOW PLUS 2. SUNDAY..SUNNY. HIGH 17. UV INDEX 3 OR MODERATE. NORMAN WELLS - TULITA REGION. TODAY..A MIX OF SUN AND CLOUD. WIND WEST 20 KM/H GUSTING TO 40. HIGH 13. UV INDEX 3 OR MODERATE. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW PLUS 5. SUNDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. CLEARING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H NEAR NOON. HIGH 19. UV INDEX 3 OR MODERATE. FORT GOOD HOPE REGION. TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 14. UV INDEX 3 OR MODERATE. TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY OVERNIGHT WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6. SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND BECOMING SOUTHEAST 20 KM/H NEAR NOON. HIGH 18. UV INDEX 2 OR LOW. DELINE. TODAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD. HIGH 12. UV INDEX 3 OR MODERATE. TONIGHT..CLEARING LATE THIS EVENING. LOW PLUS 2. SUNDAY..SUNNY. WIND BECOMING EAST 20 KM/H NEAR NOON. HIGH 13. UV INDEX 3 OR MODERATE. COLVILLE LAKE. TODAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING THIS AFTERNOON. HIGH 8. UV INDEX 3 OR MODERATE. TONIGHT..PARTLY CLOUDY. LOW PLUS 3. SUNDAY..A MIX OF SUN AND CLOUD. HIGH 10. UV INDEX 3 OR MODERATE. END ####018010550#### FPCN15 CWWG 181633 FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MDT SATURDAY 18 MAY 2024 FOR TODAY AND SUNDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT. --------------------------------------------------------------------- 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. TODAY..INCREASING CLOUDINESS NEAR NOON. 60 PERCENT CHANCE OF SHOWERS THIS AFTERNOON WITH RISK OF A THUNDERSTORM. WIND WEST 20 KM/H. HIGH 14. UV INDEX 4 OR MODERATE. TONIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER MIDNIGHT. RISK OF A THUNDERSTORM THIS EVENING. LOW PLUS 3 WITH RISK OF FROST. SUNDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 13. UV INDEX 5 OR MODERATE. OKOTOKS - HIGH RIVER - CLARESHOLM. TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. HIGH 13. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 4 WITH RISK OF FROST. SUNDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 14. UV INDEX 4 OR MODERATE. AIRDRIE - COCHRANE - OLDS - SUNDRE. TODAY..INCREASING CLOUDINESS NEAR NOON. 60 PERCENT CHANCE OF SHOWERS THIS AFTERNOON WITH RISK OF A THUNDERSTORM. WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH 14. UV INDEX 4 OR MODERATE. TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER MIDNIGHT. CLEARING BEFORE MORNING. RISK OF A THUNDERSTORM THIS EVENING. LOW ZERO WITH PATCHY FROST. SUNDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE MORNING THEN 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND BECOMING NORTHWEST 20 KM/H IN THE AFTERNOON. HIGH 11. UV INDEX 4 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. WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH 18. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING AND RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. LOW PLUS 4 WITH RISK OF FROST. SUNDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING NORTH 20 KM/H IN THE AFTERNOON. HIGH 18. UV INDEX 5 OR MODERATE. BROOKS - STRATHMORE - VULCAN. TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON WITH RISK OF A THUNDERSTORM. WIND WEST 20 KM/H GUSTING TO 40. HIGH 15. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 1 WITH PATCHY FROST. SUNDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 16. UV INDEX 5 OR MODERATE. KANANASKIS - CANMORE. TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. SNOW LEVEL 1800 METRES. HIGH 11. UV INDEX 4 OR MODERATE. TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER MIDNIGHT. RISK OF A THUNDERSTORM THIS EVENING. SNOW LEVEL 1800 METRES. LOW ZERO. SUNDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY NEAR NOON WITH 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE AFTERNOON. SNOW LEVEL 1900 METRES. HIGH 11. UV INDEX 4 OR MODERATE. BANFF NATIONAL PARK HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING. TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. SNOW LEVEL 1700 METRES. HIGH 11. UV INDEX 3 OR MODERATE. TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER MIDNIGHT. CLEARING BEFORE MORNING. RISK OF A THUNDERSTORM EARLY THIS EVENING. SNOW LEVEL 1700 METRES. WIND UP TO 15 KM/H. LOW MINUS 2. WIND CHILL MINUS 4 OVERNIGHT. SUNDAY..INCREASING CLOUDINESS EARLY IN THE MORNING. 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. SNOW LEVEL 1900 METRES. HIGH 10. UV INDEX 4 OR MODERATE. HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING JASPER NATIONAL PARK. TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. SNOW LEVEL 1700 METRES. HIGH 12. UV INDEX 4 OR MODERATE. TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER MIDNIGHT. RISK OF A THUNDERSTORM EARLY THIS EVENING. SNOW LEVEL 1700 METRES. LOW ZERO. SUNDAY..BECOMING CLOUDY IN THE MORNING WITH SHOWERS. RISK OF A THUNDERSTORM IN THE AFTERNOON. SNOW LEVEL 1700 METRES. HIGH 11. UV INDEX 3 OR MODERATE. NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734. TODAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. HIGH 10. UV INDEX 4 OR MODERATE. TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER MIDNIGHT THEN PARTLY CLOUDY. RISK OF A THUNDERSTORM THIS EVENING. LOW MINUS 1. SUNDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY NEAR NOON WITH 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE AFTERNOON. HIGH 7. UV INDEX 4 OR MODERATE. ROCKY MOUNTAIN HOUSE - CAROLINE. TODAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH 14. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING. RISK OF A THUNDERSTORM EARLY THIS EVENING. LOW ZERO WITH PATCHY FROST. SUNDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 12. UV INDEX 4 OR MODERATE. RED DEER - PONOKA - INNISFAIL - STETTLER. TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM THIS AFTERNOON. WIND NORTHWEST 30 KM/H GUSTING TO 50. HIGH 13. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 2 WITH RISK OF FROST. SUNDAY..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 NEAR NOON. HIGH 12. UV INDEX 4 OR MODERATE. HANNA - CORONATION - OYEN. TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE THIS AFTERNOON. WIND NORTHWEST 30 KM/H GUSTING TO 50. HIGH 15. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING AND RISK OF A THUNDERSTORM. CLEARING THIS EVENING. LOW MINUS 1 WITH PATCHY FROST. SUNDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WIND BECOMING NORTHWEST 20 KM/H NEAR NOON. HIGH 15. UV INDEX 5 OR MODERATE. MEDICINE HAT - BOW ISLAND - SUFFIELD. TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE THIS AFTERNOON. WIND WEST 30 KM/H GUSTING TO 50. HIGH 16. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 4 WITH RISK OF FROST. SUNDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 15. UV INDEX 5 OR MODERATE. CYPRESS HILLS PROVINCIAL PARK - FOREMOST. TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE THIS AFTERNOON. WIND WEST 20 KM/H GUSTING TO 40. HIGH 15. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 1 WITH RISK OF FROST. SUNDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND NORTHWEST 20 KM/H BECOMING LIGHT NEAR NOON. HIGH 9. UV INDEX 5 OR MODERATE. LETHBRIDGE - TABER - MILK RIVER. TODAY..SUNNY NEAR NOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM THIS AFTERNOON. WIND WEST 20 KM/H GUSTING TO 40. HIGH 12. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. RISK OF A THUNDERSTORM EARLY THIS EVENING. LOW PLUS 2 WITH RISK OF FROST. SUNDAY..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 12. UV INDEX 4 OR MODERATE. CARDSTON - FORT MACLEOD - MAGRATH. TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. WIND WEST 20 KM/H GUSTING TO 40. HIGH 13. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. RISK OF A THUNDERSTORM EARLY THIS EVENING. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW PLUS 1 WITH RISK OF FROST. SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN THE AFTERNOON. HIGH 9. UV INDEX 2 OR LOW. CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK. TODAY..INCREASING CLOUDINESS LATE THIS MORNING. 60 PERCENT CHANCE OF SHOWERS WITH RISK OF A THUNDERSTORM. WIND WEST 30 KM/H GUSTING TO 50. HIGH 12. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING WITH RISK OF A THUNDERSTORM. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW PLUS 1. SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. HIGH 8. UV INDEX 2 OR LOW. END