039  
FPCN15 CWVR 061045  
FORECASTS FOR THE KOOTENAY DISTRICTS OF BRITISH COLUMBIA ISSUED BY  
ENVIRONMENT CANADA AT 5:00 A.M. MDT SUNDAY 6 SEPTEMBER 2026 FOR TODAY  
AND MONDAY.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT.  
 
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MAJOR REFERENCE ELEVATIONS:  
CASTLEGAR: 430 METRES.  
CRANBROOK: 920 METRES.  
BLUEBERRY-PAULSON: 1570 METRES.  
KOOTENAY PASS: 1774 METRES.  
CROWSNEST PASS: 1300 METRES.  
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BOUNDARY.  
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS  
AFTERNOON WITH RISK OF A THUNDERSTORM. FOG PATCHES DISSIPATING THIS  
MORNING. HIGH 24. UV INDEX 5 OR MODERATE.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. LOW 9.  
MONDAY..A MIX OF SUN AND CLOUD. WIND BECOMING WEST 20 KM/H EARLY IN  
THE AFTERNOON. HIGH 23. UV INDEX 5 OR MODERATE.  
 
ARROW LAKES - SLOCAN LAKE.  
TODAY..MAINLY SUNNY. INCREASING CLOUDINESS NEAR NOON THEN 30 PERCENT  
CHANCE OF SHOWERS THIS AFTERNOON. RISK OF THUNDERSTORMS THIS  
AFTERNOON. FOG PATCHES DISSIPATING THIS MORNING. HIGH 19. UV INDEX 4  
OR MODERATE.  
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF THUNDERSTORMS. LOW 9.  
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVER EASTERN  
SECTIONS IN THE AFTERNOON. HIGH 20. UV INDEX 4 OR MODERATE.  
 
WEST KOOTENAY.  
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS  
AFTERNOON WITH RISK OF A THUNDERSTORM. FOG PATCHES DISSIPATING THIS  
MORNING. WIND BECOMING NORTHWEST 20 KM/H THIS AFTERNOON. HIGH 22. UV  
INDEX 4 OR MODERATE.  
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM EARLY THIS EVENING. WIND NORTHWEST 20 KM/H BECOMING  
LIGHT LATE THIS EVENING. LOW 10.  
MONDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND  
BECOMING SOUTHWEST 20 KM/H IN THE AFTERNOON. HIGH 21. UV INDEX 4 OR  
MODERATE.  
 
KOOTENAY LAKE.  
TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM THIS AFTERNOON. HIGH 21. UV INDEX 4 OR MODERATE.  
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. A  
FEW SHOWERS BEGINNING NEAR MIDNIGHT. RISK OF A THUNDERSTORM EARLY  
THIS EVENING. LOW 12.  
MONDAY..A FEW SHOWERS ENDING IN THE MORNING THEN MAINLY CLOUDY WITH  
30 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTHWEST 20 KM/H IN THE  
AFTERNOON. HIGH 18. UV INDEX 4 OR MODERATE.  
 
EAST KOOTENAY.  
TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM EARLY THIS MORNING. FOG PATCHES DISSIPATING THIS  
MORNING. WIND BECOMING NORTH 20 KM/H THIS AFTERNOON. HIGH 18. UV  
INDEX 4 OR MODERATE.  
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING  
AND AFTER MIDNIGHT. SHOWERS BEGINNING AFTER MIDNIGHT. WIND NORTH  
20 KM/H BECOMING LIGHT THIS EVENING. LOW 9.  
MONDAY..SHOWERS ENDING NEAR NOON THEN CLOUDY WITH 40 PERCENT CHANCE  
OF SHOWERS. WIND BECOMING WEST 20 KM/H EARLY IN THE AFTERNOON.  
HIGH 18. UV INDEX 3 OR MODERATE.  
 
ELK VALLEY.  
TODAY..SHOWERS. RISK OF A THUNDERSTORM. LOCAL AMOUNT 5 TO 10 MM. FOG  
PATCHES DISSIPATING THIS MORNING. HIGH 14. UV INDEX 2 OR LOW.  
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 9.  
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN THE MORNING AND  
EARLY IN THE AFTERNOON. SHOWERS BEGINNING IN THE AFTERNOON. WIND  
BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 15.  
UV INDEX 3 OR MODERATE.  
 
END  
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