424  
FPCN11 CWNT 142134  
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE  
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT  
TUESDAY 14 OCTOBER 2025 FOR TONIGHT WEDNESDAY AND WEDNESDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT  
WEDNESDAY.  
 
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.  
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY THIS EVENING. LOW PLUS 3.  
WEDNESDAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTH 20 KM/H THEN  
WEST 30 GUSTING TO 50 NEAR NOON. HIGH 12. UV INDEX 1 OR LOW.  
WEDNESDAY NIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS.  
WIND WEST 40 KM/H GUSTING TO 70. LOW PLUS 3.  
 
LUTSEL K'E REGION.  
TONIGHT..CLEAR. INCREASING CLOUDINESS LATE THIS EVENING. WIND  
BECOMING SOUTHEAST 20 KM/H OVERNIGHT. LOW PLUS 3.  
WEDNESDAY..CLOUDY. PERIODS OF RAIN BEGINNING LATE IN THE MORNING.  
WIND SOUTHWEST 30 KM/H GUSTING TO 50. HIGH 8.  
WEDNESDAY NIGHT..PERIODS OF RAIN ENDING AFTER MIDNIGHT THEN CLOUDY  
WITH 30 PERCENT CHANCE OF SHOWERS. WIND WEST 40 KM/H GUSTING TO 60.  
LOW PLUS 2.  
 
FT. RESOLUTION REGION INCLUDING HWY. 6.  
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY THIS EVENING. WIND BECOMING  
SOUTH 20 KM/H OVERNIGHT. LOW PLUS 3.  
WEDNESDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY LATE IN THE  
MORNING WITH 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND  
SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING WEST 50 GUSTING TO 80 NEAR  
NOON. HIGH 11. UV INDEX 1 OR LOW.  
WEDNESDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS.  
WIND WEST 50 KM/H GUSTING TO 80 BECOMING NORTHWEST 30 GUSTING TO 50  
LATE IN THE EVENING. LOW PLUS 3.  
 
HAY RIVER REGION INCLUDING ENTERPRISE.  
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY THIS EVENING. LOW PLUS 5.  
WEDNESDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING WEST 50  
GUSTING TO 80 NEAR NOON. HIGH 13. UV INDEX 1 OR LOW.  
WEDNESDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN  
THE EVENING. WIND WEST 50 KM/H GUSTING TO 80 BECOMING NORTHWEST 30  
GUSTING TO 50 IN THE EVENING. LOW PLUS 1.  
 
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.  
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY THIS EVENING. WIND BECOMING  
SOUTHWEST 20 KM/H OVERNIGHT. LOW 6.  
WEDNESDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS LATE IN THE  
MORNING AND IN THE AFTERNOON. WIND WEST 20 KM/H GUSTING TO 40  
BECOMING NORTHWEST 40 GUSTING TO 70 NEAR NOON. HIGH 11. UV INDEX 1  
OR LOW.  
WEDNESDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY IN  
THE EVENING. WIND NORTHWEST 40 KM/H GUSTING TO 70 DIMINISHING TO 20  
GUSTING TO 40 IN THE EVENING THEN BECOMING LIGHT OVERNIGHT.  
LOW ZERO.  
 
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.  
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY THIS EVENING. WIND BECOMING  
SOUTHWEST 20 KM/H OVERNIGHT. LOW PLUS 2.  
WEDNESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE  
IN THE MORNING AND IN THE AFTERNOON. WIND SOUTHWEST 20 KM/H BECOMING  
NORTHWEST 30 GUSTING TO 50 IN THE MORNING. HIGH 9. UV INDEX 1 OR  
LOW.  
WEDNESDAY NIGHT..PARTLY CLOUDY. WIND NORTHWEST 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW MINUS 2. WIND CHILL MINUS 4  
OVERNIGHT.  
 
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.  
TONIGHT..PARTLY CLOUDY. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING  
LIGHT THIS EVENING. WIND BECOMING SOUTHWEST 20 GUSTING TO 40  
OVERNIGHT. LOW 8.  
WEDNESDAY..CLEARING. WIND WEST 20 KM/H GUSTING TO 40. HIGH 16. UV  
INDEX 1 OR LOW.  
WEDNESDAY NIGHT..CLEAR. INCREASING CLOUDINESS BEFORE MORNING. LOW  
PLUS 2.  
 
YELLOWKNIFE REGION.  
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY THIS EVENING. WIND BECOMING  
SOUTHWEST 20 KM/H GUSTING TO 40 BEFORE MORNING. LOW PLUS 3.  
WEDNESDAY..CLOUDY. PERIODS OF RAIN BEGINNING IN THE MORNING. AMOUNT  
5 MM. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING WEST 40 GUSTING  
TO 70 NEAR NOON. HIGH 8.  
WEDNESDAY NIGHT..PERIODS OF RAIN ENDING LATE IN THE EVENING THEN  
MAINLY CLOUDY. WIND NORTHWEST 40 KM/H GUSTING TO 60 DIMINISHING TO  
20 GUSTING TO 40 LATE IN THE EVENING. LOW PLUS 1.  
 
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.  
TONIGHT..INCREASING CLOUDINESS THIS EVENING. WIND BECOMING SOUTH  
20 KM/H OVERNIGHT. LOW PLUS 2.  
WEDNESDAY..CLOUDY. PERIODS OF RAIN BEGINNING EARLY IN THE MORNING.  
AMOUNT 5 MM. WIND SOUTH 20 KM/H BECOMING WEST 20 GUSTING TO 40 IN  
THE MORNING THEN NORTHWEST 40 GUSTING TO 60 IN THE AFTERNOON.  
HIGH 6.  
WEDNESDAY NIGHT..PERIODS OF RAIN ENDING LATE IN THE EVENING THEN  
MAINLY CLOUDY. WIND NORTHWEST 40 KM/H GUSTING TO 60 BECOMING NORTH  
20 GUSTING TO 40 LATE IN THE EVENING. LOW PLUS 1.  
 
WRIGLEY REGION.  
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY THIS EVENING. PERIODS OF RAIN  
BEGINNING OVERNIGHT. LOW PLUS 2.  
WEDNESDAY..PERIODS OF RAIN ENDING IN THE AFTERNOON THEN CLOUDY.  
AMOUNT 5 MM. WIND NORTHWEST 20 KM/H INCREASING TO 40 GUSTING TO 60  
IN THE MORNING THEN DIMINISHING TO 20 GUSTING TO 40 IN THE  
AFTERNOON. HIGH PLUS 5.  
WEDNESDAY NIGHT..PARTLY CLOUDY. WIND NORTHWEST 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW MINUS 4. WIND CHILL MINUS 8  
OVERNIGHT.  
 
NORMAN WELLS - TULITA REGION.  
TONIGHT..CLOUDY. PERIODS OF RAIN BEGINNING THIS EVENING. AMOUNT 5 MM.  
WIND BECOMING NORTHWEST 20 KM/H OVERNIGHT. LOW PLUS 2.  
WEDNESDAY..PERIODS OF RAIN CHANGING TO PERIODS OF SNOW IN THE MORNING  
AND ENDING IN THE AFTERNOON THEN A MIX OF SUN AND CLOUD. RAINFALL  
AMOUNT 5 MM. WIND NORTHWEST 20 KM/H INCREASING TO 40 GUSTING TO 60  
IN THE MORNING THEN DIMINISHING TO 20 GUSTING TO 40 IN THE  
AFTERNOON. TEMPERATURE STEADY NEAR PLUS 1.  
WEDNESDAY NIGHT..PARTLY CLOUDY. WIND BECOMING EAST 30 KM/H NEAR  
MIDNIGHT. LOW MINUS 3. WIND CHILL MINUS 10 IN THE EVENING.  
 
FORT GOOD HOPE REGION.  
TONIGHT..CLOUDY. PERIODS OF RAIN BEGINNING THIS EVENING. AMOUNT 5 TO  
10 MM. WIND BECOMING NORTHWEST 20 KM/H OVERNIGHT. LOW PLUS 2.  
WEDNESDAY..PERIODS OF RAIN CHANGING TO PERIODS OF SNOW IN THE MORNING  
AND ENDING IN THE AFTERNOON THEN A MIX OF SUN AND CLOUD. RAINFALL  
AMOUNT 5 MM. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE AFTERNOON.  
TEMPERATURE STEADY NEAR PLUS 2.  
WEDNESDAY NIGHT..PARTLY CLOUDY. WIND BECOMING EAST 20 KM/H IN THE  
EVENING. LOW MINUS 4. WIND CHILL MINUS 10 OVERNIGHT.  
 
DELINE.  
TONIGHT..CLOUDY. PERIODS OF RAIN BEGINNING THIS EVENING. WIND  
BECOMING EAST 20 KM/H GUSTING TO 40 THIS EVENING. LOW PLUS 4.  
WEDNESDAY..PERIODS OF RAIN ENDING LATE IN THE AFTERNOON THEN CLOUDY.  
AMOUNT 5 MM. WIND EAST 20 KM/H GUSTING TO 40 BECOMING NORTHWEST 30  
GUSTING TO 50 IN THE MORNING. TEMPERATURE STEADY NEAR PLUS 3.  
WEDNESDAY NIGHT..MAINLY CLOUDY. WIND NORTHWEST 20 KM/H BECOMING LIGHT  
IN THE EVENING. WIND BECOMING SOUTHEAST 30 OVERNIGHT. LOW MINUS 2.  
WIND CHILL MINUS 9 OVERNIGHT.  
 
COLVILLE LAKE.  
TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS. WIND BECOMING  
NORTHEAST 20 KM/H AFTER MIDNIGHT. LOW PLUS 1.  
WEDNESDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS EARLY IN  
THE MORNING THEN 60 PERCENT CHANCE OF FLURRIES IN THE MORNING.  
CLEARING LATE IN THE AFTERNOON. WIND NORTH 30 KM/H BECOMING LIGHT IN  
THE AFTERNOON. TEMPERATURE STEADY NEAR ZERO.  
WEDNESDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS BEFORE MORNING.  
WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING. LOW MINUS 5. WIND  
CHILL NEAR MINUS 11.  
 
END  
 
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