679
FPCN11 CWNT 281654
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MDT
MONDAY 28 SEPTEMBER 2026 FOR TODAY AND TUESDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TODAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON.
HIGH 12. UV INDEX 2 OR LOW.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY OVERNIGHT. LOW 6.
TUESDAY..RAIN. AMOUNT 5 TO 10 MM. HIGH 8.
LUTSEL K'E REGION.
TODAY..SUNNY. HIGH PLUS 4. UV INDEX 1 OR LOW.
TONIGHT..INCREASING CLOUDINESS NEAR MIDNIGHT. WIND BECOMING EAST
20 KM/H OVERNIGHT. LOW ZERO.
TUESDAY..CLOUDY. PERIODS OF RAIN BEGINNING IN THE MORNING. WIND EAST
20 KM/H. HIGH PLUS 4.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. WIND
SOUTHEAST 20 KM/H. HIGH 8. UV INDEX 2 OR LOW.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY OVERNIGHT. WIND SOUTHEAST
20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 3.
TUESDAY..CLOUDY. PERIODS OF RAIN BEGINNING IN THE MORNING. WIND
BECOMING NORTH 30 KM/H GUSTING TO 50 NEAR NOON. HIGH 8.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..A MIX OF SUN AND CLOUD. WIND SOUTH 20 KM/H. HIGH 12. UV
INDEX 2 OR LOW.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT WITH 30 PERCENT
CHANCE OF SHOWERS OVERNIGHT. WIND SOUTH 20 KM/H BECOMING LIGHT THIS
EVENING. LOW PLUS 5.
TUESDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING.
PERIODS OF RAIN BEGINNING IN THE MORNING. LOCAL AMOUNT 5 MM. WIND
BECOMING NORTHWEST 30 KM/H GUSTING TO 50 NEAR NOON. HIGH 10.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY THIS AFTERNOON.
HIGH 10. UV INDEX 2 OR LOW.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE THIS
EVENING AND OVERNIGHT. LOW PLUS 3.
TUESDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10. UV
INDEX 1 OR LOW.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..A MIX OF SUN AND CLOUD. HIGH 10. UV INDEX 1 OR LOW.
TONIGHT..PARTLY CLOUDY. FOG PATCHES DEVELOPING OVERNIGHT. LOW PLUS 1.
TUESDAY..A MIX OF SUN AND CLOUD. CLEARING LATE IN THE AFTERNOON. FOG
PATCHES DISSIPATING IN THE MORNING. WIND BECOMING NORTHWEST 20 KM/H
IN THE MORNING. HIGH 10. UV INDEX 1 OR LOW.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE THIS
AFTERNOON. WIND BECOMING SOUTHWEST 20 KM/H THIS AFTERNOON. HIGH 15.
UV INDEX 2 OR LOW.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
WIND SOUTHWEST 20 KM/H BECOMING LIGHT THIS EVENING. LOW ZERO.
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON.
WIND BECOMING SOUTHWEST 20 KM/H IN THE AFTERNOON. HIGH 14. UV
INDEX 1 OR LOW.
YELLOWKNIFE REGION.
TODAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTHEAST 20 KM/H THIS
AFTERNOON. HIGH 7. UV INDEX 1 OR LOW.
TONIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND EAST
20 KM/H. LOW PLUS 3.
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND NORTHEAST
20 KM/H. HIGH PLUS 5.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTHEAST 20 KM/H THIS
AFTERNOON. HIGH 7. UV INDEX 1 OR LOW.
TONIGHT..BECOMING CLOUDY THIS EVENING WITH 30 PERCENT CHANCE OF RAIN
SHOWERS CHANGING TO 60 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS
OVERNIGHT. WIND EAST 20 KM/H BECOMING LIGHT OVERNIGHT. LOW PLUS 2.
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES.
HIGH PLUS 5.
WRIGLEY REGION.
TODAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING NEAR NOON.
WIND SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 11. UV INDEX 1 OR LOW.
TONIGHT..PARTLY CLOUDY. FOG PATCHES DEVELOPING OVERNIGHT. WIND
SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW
PLUS 1.
TUESDAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING IN THE
MORNING. HIGH 8. UV INDEX 1 OR LOW.
NORMAN WELLS - TULITA REGION.
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND SOUTHEAST
20 KM/H GUSTING TO 40. HIGH 6. UV INDEX 1 OR LOW.
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES.
WIND BECOMING WEST 20 KM/H GUSTING TO 40 NEAR MIDNIGHT. LOW PLUS 2.
TUESDAY..CLOUDY. 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS
CHANGING TO 30 PERCENT CHANCE OF RAIN SHOWERS NEAR NOON. WIND WEST
30 KM/H GUSTING TO 50. HIGH PLUS 4. UV INDEX 1 OR LOW.
FORT GOOD HOPE REGION.
TODAY..SHOWERS. HIGH PLUS 5.
TONIGHT..PERIODS OF RAIN BECOMING MIXED WITH SNOW OVERNIGHT. LOW
PLUS 2.
TUESDAY..PERIODS OF RAIN OR SNOW ENDING IN THE AFTERNOON THEN CLOUDY
WITH 30 PERCENT CHANCE OF RAIN SHOWERS. WIND BECOMING WEST 20 KM/H
GUSTING TO 40 IN THE MORNING. HIGH PLUS 4.
DELINE.
TODAY..RAIN SHOWERS AND FLURRIES. WIND SOUTHEAST 20 KM/H GUSTING TO
40. HIGH 6.
TONIGHT..PARTLY CLOUDY. FOG PATCHES DEVELOPING OVERNIGHT. WIND EAST
20 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW PLUS 1.
TUESDAY..MAINLY CLOUDY. FOG PATCHES DISSIPATING IN THE MORNING. WIND
BECOMING NORTHWEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH PLUS 5. UV
INDEX 1 OR LOW.
COLVILLE LAKE.
TODAY..CLOUDY. PERIODS OF RAIN BEGINNING THIS AFTERNOON. WIND
SOUTHEAST 40 KM/H GUSTING TO 70. HIGH PLUS 5.
TONIGHT..PERIODS OF RAIN CHANGING TO PERIODS OF SNOW OR RAIN THIS
EVENING. WIND SOUTHEAST 30 KM/H GUSTING TO 50. TEMPERATURE STEADY
NEAR PLUS 1.
TUESDAY..PERIODS OF SNOW OR RAIN. WIND EAST 20 KM/H BECOMING LIGHT
NEAR NOON. TEMPERATURE STEADY NEAR PLUS 1.
END
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