810
FPCN11 CWNT 132130
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT
SUNDAY 13 SEPTEMBER 2026 FOR TONIGHT MONDAY AND MONDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT MONDAY.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING THEN
PARTLY CLOUDY. LOW PLUS 4.
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.
HIGH 12. UV INDEX 2 OR LOW.
MONDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT.
LOW PLUS 3.
LUTSEL K'E REGION.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW 7.
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE
MORNING. HIGH 10. UV INDEX 2 OR LOW.
MONDAY NIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS LATE IN THE
EVENING AND OVERNIGHT. WIND BECOMING NORTHWEST 20 KM/H NEAR
MIDNIGHT. LOW PLUS 4.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND
NORTHWEST 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 5.
MONDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND
BECOMING NORTHWEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 11. UV
INDEX 2 OR LOW.
MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW
PLUS 4.
HAY RIVER REGION INCLUDING ENTERPRISE.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND
NORTHWEST 20 KM/H BECOMING LIGHT OVERNIGHT. LOW 7.
MONDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND
BECOMING NORTHWEST 20 KM/H IN THE MORNING. HIGH 12. UV INDEX 2 OR
LOW.
MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND
NORTHWEST 20 KM/H. LOW PLUS 4.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. FOG PATCHES DEVELOPING OVERNIGHT. LOW PLUS 4.
MONDAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING IN THE
MORNING. HIGH 13. UV INDEX 2 OR LOW.
MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. BECOMING
PARTLY CLOUDY OVERNIGHT. LOCAL SMOKE. WIND NORTHWEST 20 KM/H
BECOMING LIGHT THIS EVENING. LOW PLUS 3.
MONDAY..A MIX OF SUN AND CLOUD. LOCAL SMOKE. HIGH 15. UV INDEX 2 OR
LOW.
MONDAY NIGHT..BECOMING CLOUDY IN THE EVENING WITH SHOWERS. LOCAL
SMOKE. WIND BECOMING NORTH 20 KM/H OVERNIGHT. LOW PLUS 2.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING.
PERIODS OF RAIN BEGINNING EARLY THIS EVENING THEN CHANGING TO
30 PERCENT CHANCE OF SHOWERS OVERNIGHT. FOG PATCHES DEVELOPING
OVERNIGHT. LOW PLUS 5.
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING
THEN A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING IN THE MORNING.
HIGH 16. UV INDEX 3 OR MODERATE.
MONDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS OVERNIGHT.
LOW PLUS 3.
YELLOWKNIFE REGION.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS
EVENING. LOW PLUS 5.
MONDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE IN
THE AFTERNOON. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 IN THE
AFTERNOON. HIGH 11. UV INDEX 2 OR LOW.
MONDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN
THE EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT
OVERNIGHT. LOW PLUS 2.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. FOG PATCHES
DEVELOPING OVERNIGHT. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT THIS EVENING. LOW PLUS 2.
MONDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. FOG PATCHES
DISSIPATING IN THE MORNING. WIND BECOMING WEST 20 KM/H GUSTING TO 40
NEAR NOON. HIGH 11. UV INDEX 2 OR LOW.
MONDAY NIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY IN
THE EVENING. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR
MIDNIGHT. LOW PLUS 2.
WRIGLEY REGION.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW PLUS 4.
MONDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.
FOG PATCHES DISSIPATING IN THE MORNING. HIGH 10. UV INDEX 2 OR LOW.
MONDAY NIGHT..PERIODS OF RAIN ENDING NEAR MIDNIGHT THEN MAINLY CLOUDY
WITH 30 PERCENT CHANCE OF SHOWERS. AMOUNT 5 MM. LOW PLUS 1.
NORMAN WELLS - TULITA REGION.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND
WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW PLUS 4.
MONDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING.
WIND BECOMING WEST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 6. UV
INDEX 2 OR LOW.
MONDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE IN THE
EVENING AND OVERNIGHT. LOW PLUS 1.
FORT GOOD HOPE REGION.
TONIGHT..BECOMING CLOUDY THIS EVENING WITH 60 PERCENT CHANCE OF
SHOWERS LATE THIS EVENING AND OVERNIGHT. LOW PLUS 4.
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND NORTHWEST
20 KM/H BECOMING LIGHT IN THE MORNING. TEMPERATURE STEADY NEAR
PLUS 5. UV INDEX 1 OR LOW.
MONDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY IN THE
EVENING THEN PARTLY CLOUDY. LOW MINUS 3.
DELINE.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS
EVENING. LOW PLUS 3.
MONDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING. BECOMING
A MIX OF SUN AND CLOUD IN THE AFTERNOON. WIND BECOMING NORTHWEST
30 KM/H GUSTING TO 50 NEAR NOON. HIGH 9. UV INDEX 1 OR LOW.
MONDAY NIGHT..PARTLY CLOUDY. WIND NORTHWEST 20 KM/H GUSTING TO 40.
LOW MINUS 2. WIND CHILL MINUS 8 OVERNIGHT.
COLVILLE LAKE.
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND NORTHWEST
20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 3.
MONDAY..CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES
CHANGING TO 30 PERCENT CHANCE OF FLURRIES NEAR NOON. WIND NORTHWEST
20 KM/H GUSTING TO 40. TEMPERATURE STEADY NEAR PLUS 3. UV INDEX 1 OR
LOW.
MONDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND
NORTHWEST 20 KM/H GUSTING TO 40. LOW MINUS 3. WIND CHILL MINUS 8
OVERNIGHT.
END
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