192  
FPCN12 CWNT 042135  
FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE  
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT  
MONDAY 4 AUGUST 2025 FOR TONIGHT TUESDAY AND TUESDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT TUESDAY.  
 
SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC.  
TONIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING WITH RISK  
OF THUNDERSTORMS. WIND NORTH 30 KM/H GUSTING TO 50. LOW 6.  
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 14. UV INDEX 4 OR MODERATE.  
TUESDAY NIGHT..PARTLY CLOUDY. LOW 10.  
 
AKLAVIK REGION.  
TONIGHT..CLOUDY. PERIODS OF RAIN BEGINNING EARLY THIS EVENING AND  
ENDING NEAR MIDNIGHT. WIND NORTH 30 KM/H GUSTING TO 50. LOW 6.  
TUESDAY..CLEARING NEAR NOON. HIGH 13. UV INDEX 4 OR MODERATE.  
TUESDAY NIGHT..A FEW CLOUDS. LOW 9.  
 
INUVIK REGION.  
TONIGHT..CLOUDY. PERIODS OF RAIN BEGINNING EARLY THIS EVENING AND  
ENDING NEAR MIDNIGHT. WIND NORTH 30 KM/H GUSTING TO 50. LOW PLUS 4.  
TUESDAY..CLEARING LATE IN THE MORNING. HIGH 12. UV INDEX 4 OR  
MODERATE.  
TUESDAY NIGHT..PARTLY CLOUDY. LOW 6.  
 
TUKTOYAKTUK - EAST CHANNEL REGION.  
TONIGHT..PERIODS OF RAIN ENDING NEAR MIDNIGHT THEN CLOUDY WITH  
30 PERCENT CHANCE OF DRIZZLE. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING NORTHWEST 40 GUSTING TO 60 EARLY THIS EVENING. LOW PLUS 2.  
TUESDAY..CLOUDY WITH 30 PERCENT CHANCE OF DRIZZLE. FOG PATCHES  
DEVELOPING IN THE MORNING. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING  
LIGHT IN THE MORNING. HIGH 6. UV INDEX 3 OR MODERATE.  
TUESDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF DRIZZLE EARLY IN  
THE EVENING. FOG PATCHES DISSIPATING IN THE EVENING. TEMPERATURE  
STEADY NEAR PLUS 5.  
 
PAULATUK.  
TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND  
BECOMING NORTHWEST 20 KM/H NEAR MIDNIGHT THEN INCREASING TO 40  
GUSTING TO 60. LOW PLUS 5.  
TUESDAY..CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING.  
BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. WIND NORTHWEST  
40 KM/H GUSTING TO 60. TEMPERATURE FALLING TO PLUS 3 IN THE  
AFTERNOON. UV INDEX 3 OR MODERATE.  
TUESDAY NIGHT..PARTLY CLOUDY. TEMPERATURE STEADY NEAR PLUS 3.  
 
SACHS HARBOUR.  
TONIGHT..RAIN BECOMING MIXED WITH PERIODS OF SNOW OVERNIGHT. RAINFALL  
AMOUNT 5 TO 10 MM. WIND SOUTHEAST 20 KM/H. LOW ZERO.  
TUESDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES IN THE MORNING.  
WIND NORTH 50 KM/H GUSTING TO 70 BECOMING NORTHWEST 30 NEAR NOON.  
TEMPERATURE STEADY NEAR PLUS 1. UV INDEX 3 OR MODERATE.  
TUESDAY NIGHT..MAINLY CLOUDY. RISK OF FREEZING DRIZZLE OVERNIGHT. FOG  
PATCHES AT TIMES OVERNIGHT. WIND NORTH 30 KM/H BECOMING LIGHT NEAR  
MIDNIGHT. LOW MINUS 3. WIND CHILL NEAR MINUS 9.  
 
ULUKHAKTOK.  
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. PERIODS OF RAIN BEGINNING EARLY THIS EVENING. AMOUNT 5 MM.  
LOW 6.  
TUESDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING.  
WIND WEST 20 KM/H GUSTING TO 40 BECOMING NORTHWEST 40 GUSTING TO 60  
IN THE AFTERNOON. TEMPERATURE STEADY NEAR PLUS 5. UV INDEX 3 OR  
MODERATE.  
TUESDAY NIGHT..MAINLY CLOUDY. WIND NORTHWEST 40 KM/H GUSTING TO 60  
DIMINISHING TO 20 GUSTING TO 40 IN THE EVENING. TEMPERATURE STEADY  
NEAR PLUS 3.  
 
END  
 
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