513  
FPCN13 CWVR 181155  
FORECASTS FOR THE SOUTHWEST INTERIOR OF BRITISH COLUMBIA ISSUED BY  
ENVIRONMENT CANADA AT 5:00 A.M. PDT FRIDAY 18 SEPTEMBER 2026 FOR  
TODAY AND SATURDAY.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. PDT.  
 
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MAJOR REFERENCE ELEVATIONS:  
OKANAGAN AND KAMLOOPS LAKES: 340 METRES.  
COQUIHALLA - HOPE TO MERRITT: 1230 METRES.  
COQUIHALLA - MERRITT TO KAMLOOPS: 1440 METRES.  
CONNECTOR - PENNASK SUMMIT: 1728 METRES.  
ALLISON PASS: 1340 METRES.  
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NORTH OKANAGAN - INCLUDING VERNON.  
TODAY..SUNNY. HIGH 25. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEAR. LOW 10.  
SATURDAY..SUNNY. HIGH 25. HUMIDEX 26. UV INDEX 4 OR MODERATE.  
 
CENTRAL OKANAGAN - INCLUDING KELOWNA.  
TODAY..SUNNY. WIND BECOMING NORTHWEST 20 KM/H NEAR NOON. HIGH 25. UV  
INDEX 5 OR MODERATE.  
TONIGHT..CLEAR. LOW 10.  
SATURDAY..SUNNY. HIGH 25. HUMIDEX 26. UV INDEX 4 OR MODERATE.  
 
SOUTH OKANAGAN - INCLUDING PENTICTON.  
TODAY..SUNNY. WIND BECOMING NORTH 20 KM/H EARLY THIS AFTERNOON.  
HIGH 26. HUMIDEX 27. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEAR. LOW 9.  
SATURDAY..SUNNY. WIND BECOMING NORTH 20 KM/H EARLY IN THE AFTERNOON.  
HIGH 26. UV INDEX 5 OR MODERATE.  
 
SIMILKAMEEN.  
TODAY..SUNNY. HIGH 26. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEAR. LOW PLUS 5.  
SATURDAY..SUNNY. HIGH 27. UV INDEX 4 OR MODERATE.  
 
FRASER CANYON - NORTH INCLUDING LILLOOET.  
TODAY..SUNNY. HIGH 27. UV INDEX 4 OR MODERATE.  
TONIGHT..CLEAR. LOW 11.  
SATURDAY..MAINLY SUNNY. HIGH 28. UV INDEX 4 OR MODERATE.  
 
FRASER CANYON - SOUTH INCLUDING LYTTON.  
TODAY..SUNNY. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 NEAR NOON.  
HIGH 27. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS  
EVENING. LOW 12.  
SATURDAY..SUNNY. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 LATE IN  
THE MORNING. HIGH 28. UV INDEX 4 OR MODERATE.  
 
NICOLA.  
TODAY..SUNNY. HIGH 27. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEAR. LOW PLUS 5.  
SATURDAY..SUNNY. HIGH 28. UV INDEX 4 OR MODERATE.  
 
SOUTH THOMPSON.  
TODAY..SUNNY. HIGH 27. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEAR. LOW 10.  
SATURDAY..SUNNY. HIGH 27. UV INDEX 4 OR MODERATE.  
 
SHUSWAP.  
TODAY..SUNNY. HIGH 24. HUMIDEX 27. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEAR. LOW 8.  
SATURDAY..SUNNY. HIGH 24. HUMIDEX 27. UV INDEX 4 OR MODERATE.  
 
MANNING - SKAGIT VALLEY.  
TODAY..SUNNY. HIGH 24. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEAR. LOW 6.  
SATURDAY..SUNNY. HIGH 25. UV INDEX 4 OR MODERATE.  
 
END  
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