151
FPCN11 CWNT 181630
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MDT
SUNDAY 18 OCTOBER 2026 FOR TODAY AND MONDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TODAY..MAINLY SUNNY. WIND WEST 20 KM/H. HIGH 9. UV INDEX 1 OR LOW.
TONIGHT..A FEW CLOUDS. WIND WEST 20 KM/H BECOMING LIGHT NEAR
MIDNIGHT. LOW MINUS 3. WIND CHILL MINUS 5 OVERNIGHT.
MONDAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH PLUS 5. WIND CHILL
MINUS 5 IN THE MORNING. UV INDEX 1 OR LOW.
LUTSEL K'E REGION.
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES.
WIND WEST 30 KM/H GUSTING TO 50. TEMPERATURE STEADY NEAR PLUS 2.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES THIS
EVENING. WIND WEST 30 KM/H GUSTING TO 50. LOW MINUS 3. WIND CHILL
MINUS 10 OVERNIGHT.
MONDAY..CLEARING NEAR NOON. WIND WEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT IN THE AFTERNOON. HIGH MINUS 1. WIND CHILL NEAR MINUS 9.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..A MIX OF SUN AND CLOUD. WIND WEST 30 KM/H GUSTING TO 50.
HIGH 7. UV INDEX 1 OR LOW.
TONIGHT..PARTLY CLOUDY. WIND NORTHWEST 30 KM/H GUSTING TO 50 BECOMING
LIGHT NEAR MIDNIGHT. LOW MINUS 2. WIND CHILL MINUS 6 OVERNIGHT.
MONDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH PLUS 3. WIND
CHILL MINUS 6 IN THE MORNING. UV INDEX 1 OR LOW.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..MAINLY SUNNY. WIND BECOMING WEST 20 KM/H GUSTING TO 40 THIS
AFTERNOON. HIGH 7. UV INDEX 1 OR LOW.
TONIGHT..A FEW CLOUDS. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT
THIS EVENING. LOW MINUS 3. WIND CHILL MINUS 7 OVERNIGHT.
MONDAY..A MIX OF SUN AND CLOUD. CLEARING LATE IN THE AFTERNOON. WIND
UP TO 15 KM/H. HIGH PLUS 4. WIND CHILL MINUS 7 IN THE MORNING. UV
INDEX 1 OR LOW.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..A MIX OF SUN AND CLOUD. HIGH 7. UV INDEX 1 OR LOW.
TONIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 6. WIND CHILL
MINUS 8 OVERNIGHT.
MONDAY..INCREASING CLOUDINESS EARLY IN THE MORNING. CLEARING IN THE
AFTERNOON. WIND UP TO 15 KM/H. HIGH PLUS 3. WIND CHILL MINUS 8 IN
THE MORNING. UV INDEX 1 OR LOW.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH PLUS 5. WIND CHILL
MINUS 7 THIS MORNING. UV INDEX 1 OR LOW.
TONIGHT..INCREASING CLOUDINESS NEAR MIDNIGHT. WIND UP TO 15 KM/H. LOW
MINUS 6. WIND CHILL MINUS 8 OVERNIGHT.
MONDAY..CLEARING IN THE MORNING. WIND UP TO 15 KM/H. HIGH PLUS 3.
WIND CHILL MINUS 6 IN THE MORNING. UV INDEX 1 OR LOW.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..SUNNY. HIGH 13. UV INDEX 1 OR LOW.
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY THIS EVENING. WIND UP TO 15
KM/H. LOW MINUS 4. WIND CHILL MINUS 8 OVERNIGHT.
MONDAY..CLEARING IN THE MORNING. WIND UP TO 15 KM/H. HIGH 9. WIND
CHILL MINUS 8 IN THE MORNING. UV INDEX 1 OR LOW.
YELLOWKNIFE REGION.
TODAY..CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. WIND
WEST 30 KM/H GUSTING TO 50. TEMPERATURE FALLING TO MINUS 1 THIS
AFTERNOON.
TONIGHT..CLEARING THIS EVENING. WIND NORTHWEST 30 KM/H GUSTING TO 50
BECOMING LIGHT THIS EVENING. LOW MINUS 7. WIND CHILL MINUS 6 THIS
EVENING AND MINUS 11 OVERNIGHT.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH ZERO. WIND CHILL MINUS 13 IN
THE MORNING. UV INDEX 1 OR LOW.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. WIND NORTHWEST
30 KM/H GUSTING TO 50. HIGH ZERO. WIND CHILL MINUS 8 THIS MORNING.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES THIS EVENING.
WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT.
LOW MINUS 5. WIND CHILL MINUS 10 OVERNIGHT.
MONDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH ZERO. WIND
CHILL MINUS 9 IN THE MORNING. UV INDEX 1 OR LOW.
WRIGLEY REGION.
TODAY..A MIX OF SUN AND CLOUD. WIND BECOMING NORTHWEST 20 KM/H THIS
AFTERNOON. HIGH PLUS 3.
TONIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H BECOMING LIGHT THIS
EVENING. LOW MINUS 9. WIND CHILL MINUS 12 OVERNIGHT.
MONDAY..A MIX OF SUN AND CLOUD. CLEARING NEAR NOON. WIND UP TO 15
KM/H. HIGH ZERO. WIND CHILL MINUS 12 IN THE MORNING. UV INDEX 1 OR
LOW.
NORMAN WELLS - TULITA REGION.
TODAY..LIGHT SNOW ENDING LATE THIS AFTERNOON THEN A MIX OF SUN AND
CLOUD. WIND NORTHWEST 20 KM/H GUSTING TO 40. TEMPERATURE STEADY
NEAR ZERO.
TONIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT THIS EVENING. LOW MINUS 6. WIND CHILL MINUS 10 OVERNIGHT.
MONDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH ZERO. WIND
CHILL MINUS 9 IN THE MORNING.
FORT GOOD HOPE REGION.
TODAY..LIGHT SNOW ENDING LATE THIS AFTERNOON THEN A MIX OF SUN AND
CLOUD. WIND WEST 20 KM/H. TEMPERATURE STEADY NEAR MINUS 1. WIND
CHILL NEAR MINUS 8.
TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 6. WIND CHILL
NEAR MINUS 8.
MONDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 1.
WIND CHILL MINUS 10 IN THE MORNING AND MINUS 5 IN THE AFTERNOON.
DELINE.
TODAY..SNOW. AMOUNT 2 TO 4 CM. WIND NORTHWEST 20 KM/H GUSTING TO 40.
TEMPERATURE STEADY NEAR MINUS 1. WIND CHILL NEAR MINUS 8.
TONIGHT..PERIODS OF LIGHT SNOW ENDING NEAR MIDNIGHT THEN PARTLY
CLOUDY. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS
EVENING. LOW MINUS 8. WIND CHILL MINUS 7 THIS EVENING AND MINUS 13
OVERNIGHT.
MONDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 2.
WIND CHILL MINUS 12 IN THE MORNING AND MINUS 6 IN THE AFTERNOON.
COLVILLE LAKE.
TODAY..SNOW. AMOUNT 2 CM. WIND UP TO 15 KM/H. TEMPERATURE FALLING TO
MINUS 4 THIS AFTERNOON. WIND CHILL NEAR MINUS 8.
TONIGHT..PERIODS OF LIGHT SNOW ENDING NEAR MIDNIGHT THEN PARTLY
CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 8. WIND CHILL NEAR MINUS 12.
MONDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 4.
WIND CHILL NEAR MINUS 12.
END
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