816
FPCN11 CWNT 042349 AAA
UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS
OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT
5:48 P.M. MDT MONDAY 4 AUGUST 2025 FOR TONIGHT TUESDAY AND TUESDAY
NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT TUESDAY.
LUTSEL K'E REGION.
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF
A THUNDERSTORM. WIDESPREAD SMOKE. LOW 16.
TUESDAY..CLEARING IN THE MORNING. WIND BECOMING WEST 20 KM/H GUSTING
TO 40 IN THE AFTERNOON. HIGH 22. HUMIDEX 25. UV INDEX 5 OR MODERATE.
TUESDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS AFTER MIDNIGHT.
WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING.
LOW 12.
HAY RIVER REGION INCLUDING ENTERPRISE.
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING
WITH RISK OF A THUNDERSTORM. CLEARING BEFORE MORNING. LOCAL SMOKE
THIS EVENING. WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT
THIS EVENING. LOW 12.
TUESDAY..SUNNY. WIND BECOMING WEST 20 KM/H GUSTING TO 40 IN THE
AFTERNOON. HIGH 22. HUMIDEX 25. UV INDEX 5 OR MODERATE.
TUESDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY IN THE EVENING. WIND
WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW 12.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. WIND SOUTHWEST 20 KM/H GUSTING
TO 40 BECOMING LIGHT THIS EVENING. LOW 15.
TUESDAY..MAINLY CLOUDY. HIGH 23. HUMIDEX 26. UV INDEX 5 OR MODERATE.
TUESDAY NIGHT..PARTLY CLOUDY. LOW 10.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS THIS EVENING
AND AFTER MIDNIGHT AND RISK OF A THUNDERSTORM. CLEARING BEFORE
MORNING. LOCAL SMOKE. LOW 11.
TUESDAY..INCREASING CLOUDINESS EARLY IN THE MORNING. 60 PERCENT
CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM.
LOCAL SMOKE. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 IN THE
AFTERNOON. HIGH 15. UV INDEX 3 OR MODERATE.
TUESDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS EARLY
IN THE EVENING AND RISK OF A THUNDERSTORM. CLEARING NEAR MIDNIGHT.
LOCAL SMOKE. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN
THE EVENING. LOW 6.
WRIGLEY REGION.
TONIGHT..CLOUDY. RAIN AT TIMES HEAVY BEGINNING EARLY THIS EVENING. A
FEW THUNDERSTORMS THIS EVENING. RISK OF A SEVERE THUNDERSTORM THIS
EVENING. AMOUNT 20 TO 30 MM. LOW 13.
TUESDAY..RAIN AT TIMES HEAVY ENDING IN THE AFTERNOON THEN CLOUDY.
AMOUNT 20 TO 30 MM. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 IN
THE AFTERNOON. HIGH 17. UV INDEX 2 OR LOW.
TUESDAY NIGHT..CLOUDY. BECOMING PARTLY CLOUDY IN THE EVENING. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING.
LOW 9.
REMAINDER UNCHANGED.
END
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