FPCN11 CWWG 232030 FORECASTS FOR SOUTHERN MANITOBA ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. CDT SUNDAY 23 AUGUST 2026 FOR TONIGHT MONDAY AND MONDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. CDT MONDAY. CITY OF WINNIPEG. TONIGHT..CLEAR. INCREASING CLOUDINESS LATE THIS EVENING THEN 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND BECOMING SOUTHEAST 20 KM/H THIS EVENING. LOW 15. MONDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN THE MORNING AND 60 PERCENT CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE MORNING. WIND BECOMING SOUTH 30 KM/H IN THE MORNING. HIGH 28. HUMIDEX 33. UV INDEX 6 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. CLEARING NEAR MIDNIGHT. WIND SOUTH 30 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW 16. STEINBACH - ST. ADOLPHE - EMERSON - VITA - RICHER DUGALD - BEAUSEJOUR - GRAND BEACH. TONIGHT..CLEAR. INCREASING CLOUDINESS LATE THIS EVENING THEN 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND BECOMING SOUTHEAST 20 KM/H THIS EVENING. LOW 13. MONDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN THE MORNING AND 60 PERCENT CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE MORNING. WIND BECOMING SOUTH 30 KM/H IN THE MORNING. HIGH 27. HUMIDEX 32. UV INDEX 6 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. CLEARING NEAR MIDNIGHT. WIND SOUTH 30 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW 16. SELKIRK - GIMLI - STONEWALL - WOODLANDS. TONIGHT..CLEAR. INCREASING CLOUDINESS LATE THIS EVENING THEN 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND SOUTHEAST 20 KM/H. LOW 12. MONDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN THE MORNING AND 60 PERCENT CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE MORNING. WIND BECOMING SOUTH 30 KM/H IN THE MORNING. HIGH 25. HUMIDEX 31. UV INDEX 6 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. CLEARING NEAR MIDNIGHT. LOW 16. PORTAGE LA PRAIRIE - HEADINGLEY - BRUNKILD - CARMAN MORDEN - WINKLER - ALTONA - MORRIS. TONIGHT..INCREASING CLOUDINESS. 60 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND SOUTHEAST 20 KM/H. LOW 16. MONDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN THE MORNING AND 60 PERCENT CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE MORNING. WIND BECOMING SOUTH 30 KM/H IN THE MORNING. HIGH 29. HUMIDEX 34. UV INDEX 6 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF THUNDERSTORMS EARLY IN THE EVENING. CLEARING LATE IN THE EVENING. WIND SOUTH 30 KM/H BECOMING WEST 30 THEN LIGHT LATE IN THE EVENING. LOW 16. BISSETT - VICTORIA BEACH - NOPIMING PROV. PARK - PINE FALLS WHITESHELL - LAC DU BONNET - PINAWA. TONIGHT..A FEW CLOUDS. INCREASING CLOUDINESS AFTER MIDNIGHT. LOW 13. MONDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING AND IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 25. HUMIDEX 28. UV INDEX 5 OR MODERATE. MONDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. CLEARING OVERNIGHT. LOW 16. SPRAGUE - NORTHWEST ANGLE PROVINCIAL FOREST. TONIGHT..A FEW CLOUDS. INCREASING CLOUDINESS AFTER MIDNIGHT. LOW 13. MONDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING AND IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 25. HUMIDEX 28. UV INDEX 5 OR MODERATE. MONDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. CLEARING OVERNIGHT. LOW 16. BRANDON - NEEPAWA - CARBERRY - TREHERNE KILLARNEY - PILOT MOUND - MANITOU. TONIGHT..INCREASING CLOUDINESS EARLY THIS EVENING. 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTH 20 KM/H. LOW 16. MONDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. RISK OF A THUNDERSTORM. HAZY. WIND BECOMING SOUTH 20 KM/H IN THE MORNING THEN WEST 30 GUSTING TO 50 IN THE AFTERNOON. HIGH 29. HUMIDEX 36. UV INDEX 6 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. RISK OF A THUNDERSTORM EARLY IN THE EVENING. WIND WEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE IN THE EVENING. LOW 15. MELITA - BOISSEVAIN - TURTLE MOUNTAIN PROVINCIAL PARK VIRDEN - SOURIS. TONIGHT..SHOWERS WITH RISK OF A THUNDERSTORM. WIND SOUTH 20 KM/H. LOW 15. MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING THEN A MIX OF SUN AND CLOUD. RISK OF A THUNDERSTORM. HAZY. WIND BECOMING SOUTH 20 KM/H IN THE MORNING THEN WEST 30 GUSTING TO 50 IN THE AFTERNOON. HIGH 29. HUMIDEX 36. UV INDEX 6 OR HIGH. MONDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS AFTER MIDNIGHT THEN 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND WEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE IN THE EVENING. LOW 15. DAUPHIN - RUSSELL - ROBLIN - WINNIPEGOSIS. TONIGHT..SHOWERS. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 16. MONDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. 60 PERCENT CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM EARLY IN THE MORNING. HAZY. WIND SOUTH 20 KM/H BECOMING WEST 20 IN THE AFTERNOON. HIGH 27. HUMIDEX 33. UV INDEX 6 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. WIND NORTHWEST 20 KM/H BECOMING LIGHT LATE IN THE EVENING. LOW 16. MINNEDOSA - RIDING MOUNTAIN NATIONAL PARK. TONIGHT..SHOWERS WITH RISK OF A THUNDERSTORM. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 14. MONDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. 60 PERCENT CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM EARLY IN THE MORNING. HAZY. WIND SOUTH 20 KM/H BECOMING WEST 20 IN THE AFTERNOON. HIGH 27. HUMIDEX 33. UV INDEX 6 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. WIND WEST 20 KM/H. LOW 15. STE. ROSE - MCCREARY - ALONSA - GLADSTONE. TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY THIS EVENING WITH 60 PERCENT CHANCE OF SHOWERS LATE THIS EVENING AND OVERNIGHT. RISK OF A THUNDERSTORM LATE THIS EVENING AND OVERNIGHT. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 14. MONDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS CHANGING TO 60 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE MORNING. HAZY. WIND BECOMING SOUTH 20 KM/H IN THE MORNING. HIGH 27. HUMIDEX 33. UV INDEX 4 OR MODERATE. MONDAY NIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. CLEARING NEAR MIDNIGHT. WIND WEST 20 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW 17. SWAN RIVER - DUCK MOUNTAIN - PORCUPINE PROVINCIAL FOREST. TONIGHT..SHOWERS. RISK OF A THUNDERSTORM LATE THIS EVENING AND OVERNIGHT. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 16. MONDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. 60 PERCENT CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM EARLY IN THE MORNING. HAZY. HIGH 26. HUMIDEX 33. UV INDEX 6 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. LOW 16. ARBORG - HECLA - FISHER RIVER - GYPSUMVILLE - ASHERN. TONIGHT..A FEW CLOUDS. INCREASING CLOUDINESS NEAR MIDNIGHT THEN 60 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND BECOMING SOUTHEAST 20 KM/H OVERNIGHT. LOW 15. MONDAY..CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE MORNING AND EARLY IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND SOUTHEAST 20 KM/H. HIGH 24. HUMIDEX 29. UV INDEX 4 OR MODERATE. MONDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. WIND SOUTH 20 KM/H BECOMING LIGHT LATE IN THE EVENING. LOW 16. BERENS RIVER - LITTLE GRAND RAPIDS - BLOODVEIN - ATIKAKI POPLAR RIVER. TONIGHT..A FEW CLOUDS. INCREASING CLOUDINESS OVERNIGHT. WIND SOUTHWEST 20 KM/H BECOMING LIGHT EARLY THIS EVENING. LOW 13. MONDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING AND IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND SOUTHEAST 20 KM/H. HIGH 23. HUMIDEX 26. UV INDEX 5 OR MODERATE. MONDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. LOW 17. GRAND RAPIDS - WATERHEN. TONIGHT..INCREASING CLOUDINESS EARLY THIS EVENING. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. LOW 15. MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. WIND BECOMING SOUTH 20 KM/H IN THE MORNING. HIGH 22. HUMIDEX 27. UV INDEX 4 OR MODERATE. MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. WIND SOUTHEAST 20 KM/H BECOMING LIGHT AFTER MIDNIGHT. LOW 15. END