807  
FPCN54 CWVR 071048  
EXTENDED FORECASTS FROM TUESDAY NIGHT 8 SEPTEMBER TO SUNDAY 13  
SEPTEMBER FOR THE COLUMBIA AND KOOTENAY DISTRICTS OF BRITISH COLUMBIA  
ISSUED BY ENVIRONMENT CANADA AT 5:00 A.M. MDT MONDAY 7 SEPTEMBER  
2026.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT.  
 
WEST COLUMBIA.  
TUESDAY NIGHT..CLEAR. LOW 10.  
WEDNESDAY..SUNNY. HIGH 23.  
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS.  
LOW 13.  
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 18.  
THURSDAY NIGHT..PERIODS OF RAIN. LOW 10.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 18.  
FRIDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.  
LOW 9.  
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 19.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW 8.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 19.  
NORMALS FOR THE PERIOD..LOW 8. HIGH 19.  
 
EAST COLUMBIA.  
TUESDAY NIGHT..CLEAR. LOW 7.  
WEDNESDAY..SUNNY. HIGH 23.  
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 10.  
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 15.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.  
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 17.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 18.  
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 19.  
 
NORTH COLUMBIA  
KINBASKET.  
TUESDAY NIGHT..CLEAR. LOW 7.  
WEDNESDAY..SUNNY. HIGH 22.  
WEDNESDAY NIGHT..PERIODS OF RAIN. LOW 11.  
THURSDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
HIGH 18.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 16.  
FRIDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW  
PLUS 5.  
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 19.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW 6.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 21.  
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 19.  
 
YOHO PARK - KOOTENAY PARK.  
TUESDAY NIGHT..CLEAR. LOW PLUS 5.  
WEDNESDAY..SUNNY. HIGH 17.  
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 7.  
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 13.  
FRIDAY NIGHT..CLOUDY PERIODS WITH 60 PERCENT CHANCE OF SHOWERS. LOW  
PLUS 4.  
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 16.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 3.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 18.  
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 16.  
 
NORTH THOMPSON.  
TUESDAY NIGHT..CLEAR. LOW 9.  
WEDNESDAY..SUNNY. HIGH 21.  
WEDNESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 11.  
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 15.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.  
FRIDAY NIGHT..CLOUDY PERIODS. LOW 7.  
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 20.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW 7.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 22.  
NORMALS FOR THE PERIOD..LOW 6. HIGH 20.  
 
BOUNDARY.  
TUESDAY NIGHT..CLEAR. LOW 8.  
WEDNESDAY..SUNNY. HIGH 26.  
WEDNESDAY NIGHT..CLEAR. LOW 9.  
THURSDAY..CLEARING. HIGH 23.  
THURSDAY NIGHT..CLOUDY PERIODS. LOW 10.  
FRIDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 20.  
FRIDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 11.  
SATURDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 20.  
SATURDAY NIGHT..CLOUDY. LOW 9.  
SUNDAY..CLOUDY. HIGH 20.  
NORMALS FOR THE PERIOD..LOW 7. HIGH 24.  
 
ARROW LAKES - SLOCAN LAKE.  
TUESDAY NIGHT..CLEAR. LOW 10.  
WEDNESDAY..SUNNY. HIGH 23.  
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 11.  
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 18.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 10.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 18.  
FRIDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.  
LOW 9.  
SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.  
HIGH 18.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW 7.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 19.  
NORMALS FOR THE PERIOD..LOW 8. HIGH 20.  
 
WEST KOOTENAY.  
TUESDAY NIGHT..CLEAR. LOW 10.  
WEDNESDAY..SUNNY. HIGH 26.  
WEDNESDAY NIGHT..CLEAR. LOW 10.  
THURSDAY..SUNNY. HIGH 23.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.  
LOW 10.  
FRIDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 21.  
FRIDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 10.  
SATURDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 20.  
SATURDAY NIGHT..CLOUDY. LOW 8.  
SUNDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 20.  
NORMALS FOR THE PERIOD..LOW 8. HIGH 23.  
 
KOOTENAY LAKE.  
TUESDAY NIGHT..CLEAR. LOW 11.  
WEDNESDAY..SUNNY. HIGH 26.  
WEDNESDAY NIGHT..CLEAR. LOW 11.  
THURSDAY..SUNNY. HIGH 23.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.  
FRIDAY..CLOUDY. HIGH 19.  
FRIDAY NIGHT..CLOUDY. LOW 8.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 18.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW 7.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 19.  
NORMALS FOR THE PERIOD..LOW 8. HIGH 22.  
 
EAST KOOTENAY.  
TUESDAY NIGHT..CLEAR. LOW 8.  
WEDNESDAY..SUNNY. HIGH 24.  
WEDNESDAY NIGHT..CLEAR. LOW 10.  
THURSDAY..SUNNY. HIGH 23.  
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.  
LOW 9.  
FRIDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.  
HIGH 17.  
FRIDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.  
LOW 7.  
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 16.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 17.  
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 22.  
 
ELK VALLEY.  
TUESDAY NIGHT..CLOUDY PERIODS. LOW 7.  
WEDNESDAY..SUNNY. HIGH 22.  
WEDNESDAY NIGHT..CLEAR. LOW 8.  
THURSDAY..SUNNY. HIGH 20.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.  
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.  
FRIDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 6.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.  
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.  
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 16.  
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 18.  
 
END  
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