335
FPCN11 CWNT 301630
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MDT
THURSDAY 30 JULY 2026 FOR TODAY AND FRIDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH
30 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK OF A
THUNDERSTORM LATE THIS AFTERNOON. HIGH 23. HUMIDEX 26. UV INDEX 5 OR
MODERATE.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING AND
AFTER MIDNIGHT. RISK OF A THUNDERSTORM THIS EVENING. FOG PATCHES
DEVELOPING OVERNIGHT. LOW 12.
FRIDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE
AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. FOG PATCHES
DISSIPATING IN THE MORNING. HIGH 25. HUMIDEX 27. UV INDEX 5 OR
MODERATE.
LUTSEL K'E REGION.
TODAY..MAINLY SUNNY. LOCAL SMOKE. WIND WEST 20 KM/H. HIGH 21. UV
INDEX 4 OR MODERATE.
TONIGHT..A FEW CLOUDS. WIND WEST 20 KM/H BECOMING LIGHT THIS EVENING.
LOW 14.
FRIDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE
AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. HIGH 22. UV
INDEX 4 OR MODERATE.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..MAINLY SUNNY. HIGH 20. UV INDEX 5 OR MODERATE.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING AND
AFTER MIDNIGHT. RISK OF A THUNDERSTORM THIS EVENING. FOG PATCHES
DEVELOPING OVERNIGHT. LOW 11.
FRIDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE
AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. FOG PATCHES
DISSIPATING IN THE MORNING. HIGH 24. HUMIDEX 28. UV INDEX 5 OR
MODERATE.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 21. UV INDEX 5 OR
MODERATE.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING
AND RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. FOG PATCHES
DEVELOPING OVERNIGHT. LOW 12.
FRIDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE
AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. FOG PATCHES
DISSIPATING IN THE MORNING. HIGH 25. HUMIDEX 28. UV INDEX 5 OR
MODERATE.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH
30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON. RISK OF A THUNDERSTORM
THIS AFTERNOON. HIGH 23. HUMIDEX 25. UV INDEX 5 OR MODERATE.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING AND RISK OF A THUNDERSTORM. CLEARING THIS EVENING. FOG
PATCHES DEVELOPING OVERNIGHT. LOW 11.
FRIDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE
AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. FOG PATCHES
DISSIPATING IN THE MORNING. HIGH 25. HUMIDEX 27. UV INDEX 5 OR
MODERATE.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON.
HIGH 24. HUMIDEX 26. UV INDEX 5 OR MODERATE.
TONIGHT..A FEW CLOUDS. LOW 12.
FRIDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY NEAR NOON WITH
60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A
THUNDERSTORM IN THE AFTERNOON. HIGH 22. UV INDEX 3 OR MODERATE.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 25. HUMIDEX 27. UV
INDEX 5 OR MODERATE.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM EARLY THIS EVENING. LOW 9.
FRIDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
RISK OF A THUNDERSTORM IN THE AFTERNOON. HIGH 25. HUMIDEX 28. UV
INDEX 5 OR MODERATE.
YELLOWKNIFE REGION.
TODAY..CLEARING THIS AFTERNOON. HIGH 22. UV INDEX 4 OR MODERATE.
TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING OVERNIGHT. LOW 13.
FRIDAY..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.
FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTH 20 KM/H
NEAR NOON. HIGH 21. UV INDEX 4 OR MODERATE.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..CLEARING THIS AFTERNOON. WIND NORTHWEST 20 KM/H BECOMING LIGHT
NEAR NOON. HIGH 21. UV INDEX 4 OR MODERATE.
TONIGHT..PARTLY CLOUDY. FOG PATCHES DEVELOPING OVERNIGHT. LOW 10.
FRIDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY NEAR NOON WITH
60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A
THUNDERSTORM IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE
MORNING. HIGH 20. UV INDEX 3 OR MODERATE.
WRIGLEY REGION.
TODAY..SUNNY NEAR NOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT
CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE
THIS AFTERNOON. HIGH 22. UV INDEX 4 OR MODERATE.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. RAIN BEGINNING THIS EVENING. RISK OF A THUNDERSTORM THIS
EVENING. AMOUNT 5 TO 10 MM. LOW 12.
FRIDAY..SHOWERS. HIGH 18. UV INDEX 2 OR LOW.
NORMAN WELLS - TULITA REGION.
TODAY..RAIN. WIND BECOMING WEST 20 KM/H GUSTING TO 40 THIS AFTERNOON.
HIGH 15. UV INDEX 1 OR LOW.
TONIGHT..PERIODS OF RAIN. WIND WEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT NEAR MIDNIGHT. LOW 7.
FRIDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE MORNING.
HIGH 21. UV INDEX 4 OR MODERATE.
FORT GOOD HOPE REGION.
TODAY..RAIN. AMOUNT 5 MM. WIND NORTHWEST 20 KM/H GUSTING TO 40.
HIGH 14. UV INDEX 1 OR LOW.
TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN CLEARING. FOG
PATCHES DEVELOPING OVERNIGHT. WIND NORTHWEST 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS EVENING. LOW PLUS 5.
FRIDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. FOG PATCHES
DISSIPATING IN THE MORNING. HIGH 20. UV INDEX 4 OR MODERATE.
DELINE.
TODAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND BECOMING
NORTHWEST 20 KM/H GUSTING TO 40 THIS AFTERNOON. HIGH 15. UV INDEX 3
OR MODERATE.
TONIGHT..PERIODS OF RAIN. WIND NORTHWEST 20 KM/H GUSTING TO 40
BECOMING LIGHT NEAR MIDNIGHT. LOW 9.
FRIDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE MORNING.
HIGH 15. UV INDEX 3 OR MODERATE.
COLVILLE LAKE.
TODAY..RAIN. WIND WEST 20 KM/H GUSTING TO 40. HIGH 13. UV INDEX 1 OR
LOW.
TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN PARTLY CLOUDY. FOG
PATCHES DEVELOPING OVERNIGHT. WIND NORTHWEST 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS EVENING. LOW 6.
FRIDAY..MAINLY SUNNY. INCREASING CLOUDINESS EARLY IN THE AFTERNOON
THEN 30 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. FOG PATCHES
DISSIPATING IN THE MORNING. HIGH 12. UV INDEX 3 OR MODERATE.
END
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