670
FPCN15 CWVR 132153
FORECASTS FOR THE KOOTENAY DISTRICTS OF BRITISH COLUMBIA ISSUED BY
ENVIRONMENT CANADA AT 4:00 P.M. MDT SATURDAY 13 SEPTEMBER 2025 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..A FEW CLOUDS. INCREASING CLOUDINESS AFTER MIDNIGHT. LOCAL
SMOKE. LOW 13.
SUNDAY..CLOUDY. 70 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON WITH
RISK OF A THUNDERSTORM. LOCAL SMOKE IN THE MORNING. WIND BECOMING
WEST 20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 22. UV INDEX 4 OR
MODERATE.
SUNDAY NIGHT..MAINLY CLOUDY. 70 PERCENT CHANCE OF SHOWERS IN THE
EVENING. RISK OF A THUNDERSTORM EARLY IN THE EVENING. WIND WEST
20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 11.
ARROW LAKES - SLOCAN LAKE.
TONIGHT..PARTLY CLOUDY. LOCAL SMOKE. LOW 13.
SUNDAY..INCREASING CLOUDINESS. SHOWERS BEGINNING IN THE AFTERNOON.
RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. LOCAL SMOKE. HIGH 21.
UV INDEX 3 OR MODERATE.
SUNDAY NIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY. RISK OF A
THUNDERSTORM EARLY IN THE EVENING. LOCAL AMOUNT 10 TO 15 MM. LOW 13.
WEST KOOTENAY.
TONIGHT..CLEAR. LOCAL SMOKE BECOMING WIDESPREAD SMOKE THIS EVENING.
LOW 15.
SUNDAY..CLOUDY. A FEW SHOWERS BEGINNING IN THE AFTERNOON. RISK OF A
THUNDERSTORM IN THE AFTERNOON. WIDESPREAD SMOKE BECOMING LOCAL SMOKE
NEAR NOON. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 IN THE
AFTERNOON. HIGH 24. HUMIDEX 26. UV INDEX 2 OR LOW.
SUNDAY NIGHT..A FEW SHOWERS ENDING OVERNIGHT THEN CLOUDY. RISK OF A
THUNDERSTORM EARLY IN THE EVENING. LOCAL AMOUNT 5 TO 10 MM. LOCAL
SMOKE IN THE EVENING AND AFTER MIDNIGHT. WIND SOUTHWEST 20 KM/H
GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 14.
KOOTENAY LAKE.
TONIGHT..CLEAR. RISK OF THUNDERSTORMS OVER THE RIDGES EARLY THIS
EVENING. LOCAL SMOKE. LOW 13.
SUNDAY..INCREASING CLOUDINESS. 60 PERCENT CHANCE OF SHOWERS LATE IN
THE AFTERNOON. LOCAL SMOKE. HIGH 23. UV INDEX 4 OR MODERATE.
SUNDAY NIGHT..A FEW SHOWERS ENDING OVERNIGHT THEN CLOUDY. RISK OF A
THUNDERSTORM IN THE EVENING. LOW 14.
EAST KOOTENAY - NORTH INCLUDING INVERMERE.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. OTHERWISE CLEAR. HAZY. LOW 9.
SUNDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY LATE IN THE
AFTERNOON. HIGH 23. UV INDEX 5 OR MODERATE.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 13.
EAST KOOTENAY - SOUTH INCLUDING CRANBROOK.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. HAZY. LOW 12.
SUNDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY IN THE AFTERNOON.
WIND BECOMING SOUTHWEST 20 KM/H IN THE AFTERNOON. HIGH 24. HUMIDEX
26. UV INDEX 5 OR MODERATE.
SUNDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND
SOUTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW 13.
ELK VALLEY.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. FOG PATCHES DEVELOPING BEFORE
MORNING. LOW 8.
SUNDAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING IN THE
MORNING. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 IN THE AFTERNOON.
HIGH 23. UV INDEX 5 OR MODERATE.
SUNDAY NIGHT..CLOUDY. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING LIGHT
IN THE EVENING. LOW 11.
END
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