437  
FPCN11 CWWG 141554  
FORECASTS FOR SOUTHERN MANITOBA ISSUED BY ENVIRONMENT CANADA AT  
11:00 A.M. CDT SUNDAY 14 SEPTEMBER 2025 FOR TODAY AND MONDAY.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. CDT.  
 
CITY OF WINNIPEG.  
TODAY..BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON WITH 30 PERCENT  
CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE  
THIS AFTERNOON. WIND SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 26.  
HUMIDEX 34. UV INDEX 4 OR MODERATE.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF  
A THUNDERSTORM. WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT  
EARLY THIS EVENING. WIND BECOMING SOUTHEAST 20 AFTER MIDNIGHT.  
LOW 19.  
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE  
MORNING. A FEW SHOWERS BEGINNING EARLY IN THE AFTERNOON. RISK OF A  
THUNDERSTORM. WIND SOUTH 30 KM/H GUSTING TO 50. HIGH 25. HUMIDEX 32.  
UV INDEX 6 OR HIGH.  
 
STEINBACH - ST. ADOLPHE - EMERSON - VITA - RICHER.  
TODAY..BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON WITH 30 PERCENT  
CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE  
THIS AFTERNOON. WIND SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 27.  
HUMIDEX 35. UV INDEX 4 OR MODERATE.  
TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF  
A THUNDERSTORM. WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT  
EARLY THIS EVENING. WIND BECOMING SOUTHEAST 20 AFTER MIDNIGHT.  
LOW 19.  
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE  
MORNING. A FEW SHOWERS BEGINNING EARLY IN THE AFTERNOON. RISK OF A  
THUNDERSTORM. WIND SOUTH 30 KM/H GUSTING TO 50. HIGH 25. HUMIDEX 32.  
UV INDEX 6 OR HIGH.  
 
SELKIRK - GIMLI - STONEWALL - WOODLANDS.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. WIND SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 25. HUMIDEX  
32. UV INDEX 5 OR MODERATE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND SOUTHEAST  
20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING. WIND  
BECOMING SOUTHEAST 20 AFTER MIDNIGHT. LOW 19.  
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE  
MORNING. SHOWERS BEGINNING EARLY IN THE AFTERNOON. RISK OF A  
THUNDERSTORM. WIND SOUTH 30 KM/H GUSTING TO 50. HIGH 25. HUMIDEX 32.  
UV INDEX 5 OR MODERATE.  
 
DUGALD - BEAUSEJOUR - GRAND BEACH.  
TODAY..BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON WITH 30 PERCENT  
CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE  
THIS AFTERNOON. WIND SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 26.  
HUMIDEX 34. UV INDEX 4 OR MODERATE.  
TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF  
A THUNDERSTORM. WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT  
EARLY THIS EVENING. WIND BECOMING SOUTHEAST 20 AFTER MIDNIGHT.  
LOW 19.  
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE  
MORNING. A FEW SHOWERS BEGINNING EARLY IN THE AFTERNOON. RISK OF A  
THUNDERSTORM. WIND SOUTH 30 KM/H GUSTING TO 50. HIGH 25. HUMIDEX 32.  
UV INDEX 6 OR HIGH.  
 
PORTAGE LA PRAIRIE - HEADINGLEY - BRUNKILD - CARMAN.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. WIND SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 26. HUMIDEX  
34. UV INDEX 5 OR MODERATE.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF  
A THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND SOUTHEAST  
20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING. WIND  
BECOMING SOUTHEAST 20 AFTER MIDNIGHT. LOW 19.  
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE  
MORNING. A FEW SHOWERS BEGINNING EARLY IN THE AFTERNOON. RISK OF A  
THUNDERSTORM. WIND SOUTH 30 KM/H GUSTING TO 50. HIGH 22. HUMIDEX 30.  
UV INDEX 6 OR HIGH.  
 
MORDEN - WINKLER - ALTONA - MORRIS.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. WIND SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 27. HUMIDEX  
35. UV INDEX 5 OR MODERATE.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF  
A THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND SOUTHEAST  
20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING. WIND  
BECOMING SOUTHEAST 20 AFTER MIDNIGHT. LOW 19.  
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE  
MORNING. SHOWERS BEGINNING EARLY IN THE AFTERNOON. RISK OF A  
THUNDERSTORM. WIND SOUTH 30 KM/H GUSTING TO 50. HIGH 22. HUMIDEX 30.  
UV INDEX 6 OR HIGH.  
 
BISSETT - VICTORIA BEACH - NOPIMING PROV. PARK - PINE FALLS  
WHITESHELL - LAC DU BONNET - PINAWA.  
TODAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON.  
HIGH 26. HUMIDEX 34. UV INDEX 4 OR MODERATE.  
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS OVERNIGHT WITH  
RISK OF A THUNDERSTORM. LOW 19.  
MONDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY IN THE AFTERNOON WITH  
SHOWERS. RISK OF A THUNDERSTORM IN THE AFTERNOON. HIGH 26. HUMIDEX  
33. UV INDEX 6 OR HIGH.  
 
SPRAGUE - NORTHWEST ANGLE PROVINCIAL FOREST.  
TODAY..A MIX OF SUN AND CLOUD. HIGH 26. HUMIDEX 34. UV INDEX 6 OR  
HIGH.  
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS OVERNIGHT WITH  
RISK OF A THUNDERSTORM. LOW 19.  
MONDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY IN THE AFTERNOON WITH  
SHOWERS. RISK OF A THUNDERSTORM IN THE AFTERNOON. HIGH 25. HUMIDEX  
32. UV INDEX 6 OR HIGH.  
 
BRANDON - NEEPAWA - CARBERRY - TREHERNE.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 23. HUMIDEX 30. UV INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 17.  
MONDAY..SHOWERS WITH THUNDERSTORMS. HIGH 20. HUMIDEX 26. UV INDEX 2  
OR LOW.  
 
KILLARNEY - PILOT MOUND - MANITOU.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 23. HUMIDEX 31. UV INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 17.  
MONDAY..SHOWERS WITH THUNDERSTORMS. WIND BECOMING SOUTHEAST 20 KM/H  
EARLY IN THE AFTERNOON. HIGH 20. HUMIDEX 27. UV INDEX 2 OR LOW.  
 
MELITA - BOISSEVAIN - TURTLE MOUNTAIN PROVINCIAL PARK.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 22. HUMIDEX 29. UV INDEX 4 OR MODERATE.  
TONIGHT..SHOWERS WITH RISK OF A THUNDERSTORM. AMOUNT 10 TO 15 MM. FOG  
PATCHES DEVELOPING NEAR MIDNIGHT. LOW 16.  
MONDAY..SHOWERS WITH THUNDERSTORMS. HIGH 20. HUMIDEX 27. UV INDEX 2  
OR LOW.  
 
VIRDEN - SOURIS.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 23. HUMIDEX 30. UV INDEX 4 OR MODERATE.  
TONIGHT..SHOWERS WITH RISK OF A THUNDERSTORM. AMOUNT 10 TO 15 MM. FOG  
PATCHES DEVELOPING NEAR MIDNIGHT. LOW 17.  
MONDAY..SHOWERS WITH THUNDERSTORMS. HIGH 20. HUMIDEX 26. UV INDEX 2  
OR LOW.  
 
DAUPHIN - RUSSELL - ROBLIN - WINNIPEGOSIS.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 24. HUMIDEX 31. UV INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 16.  
MONDAY..SHOWERS WITH THUNDERSTORMS. HIGH 21. HUMIDEX 28. UV INDEX 2  
OR LOW.  
 
MINNEDOSA - RIDING MOUNTAIN NATIONAL PARK.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 24. HUMIDEX 31. UV INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 16.  
MONDAY..SHOWERS WITH THUNDERSTORMS. HIGH 20. HUMIDEX 27. UV INDEX 2  
OR LOW.  
 
STE. ROSE - MCCREARY - ALONSA - GLADSTONE.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 24. HUMIDEX 31. UV INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 16.  
MONDAY..SHOWERS WITH THUNDERSTORMS. HIGH 21. HUMIDEX 28. UV INDEX 2  
OR LOW.  
 
SWAN RIVER - DUCK MOUNTAIN - PORCUPINE PROVINCIAL FOREST.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 24. HUMIDEX 30. UV INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 17.  
MONDAY..SHOWERS WITH THUNDERSTORMS. HIGH 22. HUMIDEX 28. UV INDEX 2  
OR LOW.  
 
ARBORG - HECLA - FISHER RIVER - GYPSUMVILLE - ASHERN.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 25. HUMIDEX 31. UV INDEX 5 OR MODERATE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 18.  
MONDAY..SHOWERS WITH THUNDERSTORMS. HIGH 24. HUMIDEX 31. UV INDEX 2  
OR LOW.  
 
BERENS RIVER - LITTLE GRAND RAPIDS - BLOODVEIN - ATIKAKI  
POPLAR RIVER.  
TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE THIS  
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 25. HUMIDEX 32. UV  
INDEX 5 OR MODERATE.  
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. LOW 19.  
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 25. HUMIDEX 31. UV INDEX 4 OR MODERATE.  
 
GRAND RAPIDS - WATERHEN.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 21. HUMIDEX 26. UV INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 17.  
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. HIGH 21. HUMIDEX 28. UV INDEX 2 OR LOW.  
 
END  
 
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