177  
FPCN15 CWVR 222156  
FORECASTS FOR THE KOOTENAY DISTRICTS OF BRITISH COLUMBIA ISSUED BY  
ENVIRONMENT CANADA AT 4:00 P.M. MDT SATURDAY 22 AUGUST 2026 FOR  
TONIGHT SUNDAY AND SUNDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT SUNDAY.  
 
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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.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR  
THUNDERSTORMS. LOCAL SMOKE. WIND SOUTHWEST 20 KM/H GUSTING TO 50  
EXCEPT GUSTING TO 70 NEAR THUNDERSTORMS EARLY THIS EVENING. WIND  
BECOMING NORTHEAST 20 THIS EVENING THEN LIGHT OVERNIGHT. LOW 15.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS OR  
THUNDERSTORMS. LOCAL SMOKE. WIND BECOMING SOUTHWEST 20 KM/H GUSTING  
TO 40 NEAR NOON. HIGH 24. HUMIDEX 25. UV INDEX 4 OR MODERATE.  
SUNDAY NIGHT..CLEAR. LOCAL SMOKE. WIND SOUTHWEST 20 KM/H GUSTING TO  
40 BECOMING LIGHT IN THE EVENING. LOW 11.  
 
ARROW LAKES - SLOCAN LAKE.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS.  
LOCAL SMOKE. WIND LIGHT EXCEPT GUSTING TO 80 KM/H NEAR THUNDERSTORMS  
EARLY THIS EVENING. LOW 16.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS.  
LOCAL SMOKE. HIGH 20. UV INDEX 2 OR LOW.  
SUNDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS EARLY IN THE  
EVENING THEN PARTLY CLOUDY. RISK OF A THUNDERSTORM EARLY IN THE  
EVENING. LOCAL SMOKE. LOW 12.  
 
WEST KOOTENAY.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF  
THUNDERSTORMS. LOCAL SMOKE. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING SOUTHWEST 20 GUSTING TO 40 EXCEPT GUSTING TO 80 NEAR  
THUNDERSTORMS EARLY THIS EVENING. WIND BECOMING NORTHEAST 20 THIS  
EVENING. LOW 16.  
SUNDAY..INCREASING CLOUDINESS. SHOWERS WITH A FEW THUNDERSTORMS  
BEGINNING IN THE MORNING. LOCAL AMOUNT 10 TO 15 MM. LOCAL SMOKE.  
WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 EXCEPT GUSTING TO 60  
NEAR THUNDERSTORMS IN THE AFTERNOON. HIGH 22. UV INDEX 2 OR LOW.  
SUNDAY NIGHT..SHOWERS WITH A FEW THUNDERSTORMS ENDING IN THE EVENING  
THEN CLEARING. LOCAL SMOKE. WIND SOUTHWEST 20 KM/H GUSTING TO 40  
EXCEPT GUSTING TO 60 NEAR THUNDERSTORMS EARLY IN THE EVENING. WIND  
BECOMING LIGHT IN THE EVENING. LOW 12.  
 
KOOTENAY LAKE.  
TONIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS AND RISK OF  
THUNDERSTORMS. LOCAL SMOKE. WIND LIGHT EXCEPT GUSTING TO 70 KM/H  
NEAR THUNDERSTORMS EARLY THIS EVENING. WIND BECOMING NORTH 20 KM/H  
GUSTING TO 40 EARLY THIS EVENING THEN LIGHT NEAR MIDNIGHT. LOW 17.  
SUNDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH  
60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS IN THE AFTERNOON.  
LOCAL SMOKE IN THE MORNING. WIND BECOMING SOUTH 20 KM/H GUSTING TO  
40 NEAR NOON. HIGH 23. UV INDEX 6 OR HIGH.  
SUNDAY NIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR  
THUNDERSTORMS EARLY IN THE EVENING. CLEARING IN THE EVENING. LOCAL  
SMOKE. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE  
EVENING. LOW 12.  
 
EAST KOOTENAY.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF  
THUNDERSTORMS OVER THE RIDGES EARLY THIS EVENING. RISK OF A  
THUNDERSTORM. LOCAL SMOKE. WIND SOUTHWEST 20 KM/H EXCEPT GUSTING TO  
70 NEAR THUNDERSTORMS EARLY THIS EVENING. WIND BECOMING LIGHT NEAR  
MIDNIGHT. LOW 16.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL SMOKE IN THE MORNING.  
WIND BECOMING SOUTH 30 KM/H GUSTING TO 60 NEAR NOON. HIGH 24. UV  
INDEX 6 OR HIGH.  
SUNDAY NIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS EARLY  
IN THE EVENING AND RISK OF A THUNDERSTORM. CLEARING IN THE EVENING.  
LOCAL SMOKE. WIND SOUTH 30 KM/H GUSTING TO 60 BECOMING LIGHT NEAR  
MIDNIGHT. LOW 10.  
 
ELK VALLEY.  
TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF  
A THUNDERSTORM. LOCAL SMOKE. WIND SOUTH 20 KM/H GUSTING TO 40  
BECOMING LIGHT THIS EVENING. LOW 14.  
SUNDAY..MAINLY SUNNY. INCREASING CLOUDINESS NEAR NOON THEN 60 PERCENT  
CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE  
AFTERNOON. LOCAL SMOKE IN THE MORNING. WIND BECOMING SOUTH 30 KM/H  
GUSTING TO 60 NEAR NOON. HIGH 21. UV INDEX 6 OR HIGH.  
SUNDAY NIGHT..CLEAR. HAZY. WIND SOUTH 30 KM/H GUSTING TO 60 BECOMING  
LIGHT NEAR MIDNIGHT. LOW 9.  
 
END  
 
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