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FPCN11 CWNT 101630
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 10 MAY 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..A MIX OF SUN AND CLOUD. BECOMING CLOUDY THIS AFTERNOON WITH A
FEW SHOWERS. RISK OF A THUNDERSTORM LATE THIS AFTERNOON. WIND
SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 15. UV INDEX 4 OR MODERATE.
TONIGHT..SHOWERS. RISK OF A THUNDERSTORM EARLY THIS EVENING. LOCAL
AMOUNT 5 TO 10 MM. LOW PLUS 5.
MONDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 14. UV INDEX 4 OR
MODERATE.
LUTSEL K'E REGION.
TODAY..A MIX OF SUN AND CLOUD. WIND SOUTHEAST 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS AFTERNOON. HIGH 10. UV INDEX 4 OR MODERATE.
TONIGHT..CLOUDY. A FEW SHOWERS BEGINNING THIS EVENING. LOCAL AMOUNT 5
TO 10 MM. LOW PLUS 1.
MONDAY..A FEW SHOWERS ENDING IN THE MORNING THEN CLEARING. HIGH 6. UV
INDEX 4 OR MODERATE.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY THIS AFTERNOON WITH A
FEW SHOWERS. RISK OF A THUNDERSTORM LATE THIS AFTERNOON. WIND
SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 13. UV INDEX 4 OR MODERATE.
TONIGHT..A FEW SHOWERS ENDING BEFORE MORNING THEN CLEARING. RISK OF A
THUNDERSTORM EARLY THIS EVENING. LOCAL AMOUNT 5 TO 10 MM. LOW
PLUS 4.
MONDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.
RISK OF A THUNDERSTORM IN THE AFTERNOON. HIGH 11. UV INDEX 4 OR
MODERATE.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..INCREASING CLOUDINESS. A FEW SHOWERS BEGINNING NEAR NOON. RISK
OF A THUNDERSTORM THIS AFTERNOON. HIGH 16. UV INDEX 4 OR MODERATE.
TONIGHT..A FEW SHOWERS ENDING NEAR MIDNIGHT THEN CLEARING. RISK OF A
THUNDERSTORM EARLY THIS EVENING. LOCAL AMOUNT 5 MM. LOW 6.
MONDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF
SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.
RISK OF A THUNDERSTORM IN THE AFTERNOON. HIGH 15. UV INDEX 4 OR
MODERATE.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..INCREASING CLOUDINESS NEAR NOON. 60 PERCENT CHANCE OF SHOWERS
THIS AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 17. UV INDEX 4 OR
MODERATE.
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS THIS EVENING AND
RISK OF A THUNDERSTORM. CLEARING NEAR MIDNIGHT. LOW PLUS 3.
MONDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH
30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A
THUNDERSTORM IN THE AFTERNOON. HIGH 17. UV INDEX 4 OR MODERATE.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 20. UV INDEX 4 OR
MODERATE.
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING
WITH RISK OF A THUNDERSTORM. LOW PLUS 5.
MONDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGH 19. UV INDEX 4 OR MODERATE.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS WITH RISK OF A
THUNDERSTORM. HIGH 21. UV INDEX 3 OR MODERATE.
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING AND RISK OF A THUNDERSTORM. CLEARING LATE THIS EVENING.
LOW 9.
MONDAY..MAINLY SUNNY. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40
IN THE MORNING. HIGH 19. UV INDEX 4 OR MODERATE.
YELLOWKNIFE REGION.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE THIS
AFTERNOON. WIND SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 12. UV INDEX 4
OR MODERATE.
TONIGHT..A FEW SHOWERS ENDING AFTER MIDNIGHT THEN CLEARING. WIND
SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 4.
MONDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON.
HIGH 13. UV INDEX 4 OR MODERATE.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. WIND
SOUTHEAST 20 KM/H BECOMING LIGHT THIS AFTERNOON. HIGH 14. UV INDEX 4
OR MODERATE.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGH 9. UV INDEX 4 OR MODERATE.
WRIGLEY REGION.
TODAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 18. UV INDEX 3 OR
MODERATE.
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING
WITH RISK OF A THUNDERSTORM. LOW PLUS 5.
MONDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGH 16. UV INDEX 3 OR MODERATE.
NORMAN WELLS - TULITA REGION.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON. HIGH 11. UV INDEX 3 OR MODERATE.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND BECOMING WEST
20 KM/H IN THE AFTERNOON. HIGH 7. UV INDEX 2 OR LOW.
FORT GOOD HOPE REGION.
TODAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 6. UV INDEX 1
OR LOW.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS CHANGING TO
30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS NEAR MIDNIGHT. PERIODS
OF SNOW BEGINNING OVERNIGHT. LOW ZERO.
MONDAY..PERIODS OF SNOW CHANGING TO PERIODS OF RAIN OR SNOW IN THE
AFTERNOON. HIGH PLUS 3. UV INDEX 1 OR LOW.
DELINE.
TODAY..A MIX OF SUN AND CLOUD. WIND BECOMING NORTHWEST 20 KM/H
GUSTING TO 40 THIS AFTERNOON. HIGH 13. UV INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY OVERNIGHT. WIND NORTHWEST
20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT. LOW ZERO.
MONDAY..MAINLY CLOUDY. HIGH 6. UV INDEX 3 OR MODERATE.
COLVILLE LAKE.
TODAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH PLUS 5. UV
INDEX 1 OR LOW.
TONIGHT..CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 4. WIND CHILL MINUS 8
OVERNIGHT.
MONDAY..MAINLY CLOUDY. WIND UP TO 15 KM/H. HIGH PLUS 1. WIND CHILL
MINUS 8 IN THE MORNING. UV INDEX 3 OR MODERATE.
END
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