631
FPCN11 CWNT 152130
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT
WEDNESDAY 15 OCTOBER 2025 FOR TONIGHT THURSDAY AND THURSDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT THURSDAY.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TONIGHT..INCREASING CLOUDINESS THIS EVENING. WIND WEST 30 KM/H
GUSTING TO 50. LOW PLUS 3.
THURSDAY..MAINLY CLOUDY. WIND WEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT IN THE MORNING. WIND BECOMING SOUTHEAST 20 IN THE AFTERNOON.
HIGH 8. UV INDEX 1 OR LOW.
THURSDAY NIGHT..CLOUDY. PERIODS OF RAIN BEGINNING IN THE EVENING.
WIND SOUTHEAST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW PLUS 4.
LUTSEL K'E REGION.
TONIGHT..CLOUDY. PERIODS OF RAIN BEGINNING EARLY THIS EVENING. AMOUNT
5 MM. WIND BECOMING WEST 30 KM/H GUSTING TO 50 EARLY THIS EVENING
THEN BECOMING NORTH 30 OVERNIGHT. LOW PLUS 4.
THURSDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN CLOUDY WITH
30 PERCENT CHANCE OF DRIZZLE. TEMPERATURE STEADY NEAR PLUS 3. UV
INDEX 1 OR LOW.
THURSDAY NIGHT..CLOUDY. PERIODS OF RAIN BEGINNING NEAR MIDNIGHT. WIND
EAST 30 KM/H. TEMPERATURE STEADY NEAR PLUS 3.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TONIGHT..PERIODS OF RAIN ENDING OVERNIGHT THEN CLOUDY WITH 30 PERCENT
CHANCE OF DRIZZLE. LOCAL AMOUNT 5 MM. WIND NORTHWEST 20 KM/H GUSTING
TO 40 BECOMING WEST 40 GUSTING TO 70 EARLY THIS EVENING THEN
NORTHWEST 20 GUSTING TO 40 AFTER MIDNIGHT. LOW PLUS 3.
THURSDAY..CLOUDY. 30 PERCENT CHANCE OF DRIZZLE IN THE MORNING AND
EARLY IN THE AFTERNOON. WIND NORTHWEST 20 KM/H GUSTING TO 40
BECOMING LIGHT IN THE MORNING. WIND BECOMING EAST 20 IN THE
AFTERNOON. HIGH PLUS 5.
THURSDAY NIGHT..CLOUDY. PERIODS OF RAIN BEGINNING IN THE EVENING.
WIND EAST 20 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW PLUS 2.
HAY RIVER REGION INCLUDING ENTERPRISE.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. WIND WEST 40 KM/H GUSTING TO 70. LOW PLUS 2.
THURSDAY..CLOUDY. PERIODS OF RAIN BEGINNING LATE IN THE AFTERNOON.
WIND NORTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT EARLY IN THE
MORNING. WIND BECOMING SOUTHEAST 20 IN THE AFTERNOON. HIGH 7. UV
INDEX 1 OR LOW.
THURSDAY NIGHT..PERIODS OF RAIN. LOCAL AMOUNT 5 MM. WIND SOUTHEAST
20 KM/H BECOMING LIGHT IN THE EVENING. LOW PLUS 2.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. WIND NORTHWEST 40 KM/H GUSTING TO 70 BECOMING LIGHT NEAR
MIDNIGHT. LOW ZERO.
THURSDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY NEAR NOON. WIND
BECOMING SOUTHEAST 20 KM/H NEAR NOON. HIGH PLUS 5. UV INDEX 1 OR
LOW.
THURSDAY NIGHT..CLOUDY. PERIODS OF RAIN BEGINNING EARLY IN THE
EVENING. LOCAL AMOUNT 5 MM. FOG PATCHES DEVELOPING OVERNIGHT. WIND
EAST 20 KM/H BECOMING LIGHT IN THE EVENING. TEMPERATURE STEADY NEAR
PLUS 4.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TONIGHT..CLEARING EARLY THIS EVENING. WIND NORTHWEST 30 KM/H GUSTING
TO 50 BECOMING LIGHT THIS EVENING. LOW MINUS 3. WIND CHILL MINUS 5
OVERNIGHT.
THURSDAY..INCREASING CLOUDINESS. PERIODS OF RAIN BEGINNING NEAR NOON.
WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH PLUS 2. WIND
CHILL MINUS 7 IN THE MORNING.
THURSDAY NIGHT..PERIODS OF RAIN ENDING BEFORE MORNING THEN CLOUDY.
FOG PATCHES DEVELOPING OVERNIGHT. LOW ZERO.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. WIND WEST
20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 1.
THURSDAY..CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.
HIGH 8. UV INDEX 1 OR LOW.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN THE
EVENING THEN PARTLY CLOUDY. LOW PLUS 4.
YELLOWKNIFE REGION.
TONIGHT..PERIODS OF RAIN ENDING NEAR MIDNIGHT THEN CLOUDY WITH
30 PERCENT CHANCE OF DRIZZLE. WIND NORTHWEST 40 KM/H GUSTING TO 70
BECOMING LIGHT OVERNIGHT. LOW PLUS 2.
THURSDAY..CLOUDY. 30 PERCENT CHANCE OF DRIZZLE EARLY IN THE MORNING.
TEMPERATURE STEADY NEAR PLUS 3. UV INDEX 1 OR LOW.
THURSDAY NIGHT..CLOUDY. PERIODS OF RAIN BEGINNING IN THE EVENING.
LOCAL AMOUNT 5 TO 10 MM. WIND EAST 30 KM/H BECOMING LIGHT OVERNIGHT.
TEMPERATURE STEADY NEAR PLUS 2.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN CLOUDY WITH
30 PERCENT CHANCE OF DRIZZLE. WIND NORTHWEST 40 KM/H GUSTING TO 70
BECOMING LIGHT OVERNIGHT. LOW MINUS 1.
THURSDAY..CLOUDY. PERIODS OF SNOW BEGINNING LATE IN THE AFTERNOON.
WIND UP TO 15 KM/H. HIGH PLUS 2. WIND CHILL MINUS 6 IN THE MORNING.
THURSDAY NIGHT..PERIODS OF SNOW. AMOUNT 2 TO 4 CM. WIND EAST 20 KM/H
BECOMING LIGHT NEAR MIDNIGHT. TEMPERATURE STEADY NEAR PLUS 1.
WRIGLEY REGION.
TONIGHT..PARTLY CLOUDY. WIND NORTHWEST 30 KM/H GUSTING TO 50 BECOMING
LIGHT NEAR MIDNIGHT. LOW MINUS 3. WIND CHILL MINUS 7 OVERNIGHT.
THURSDAY..CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES IN
THE AFTERNOON. WIND SOUTHEAST 30 KM/H GUSTING TO 50. HIGH PLUS 3.
WIND CHILL MINUS 10 IN THE MORNING.
THURSDAY NIGHT..CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES
EARLY IN THE EVENING. 30 PERCENT CHANCE OF DRIZZLE OVERNIGHT. FOG
PATCHES DEVELOPING OVERNIGHT. WIND SOUTHEAST 20 KM/H GUSTING TO 40
BECOMING LIGHT EARLY IN THE EVENING. LOW MINUS 1.
NORMAN WELLS - TULITA REGION.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF DRIZZLE OR FLURRIES EARLY
THIS EVENING. CLEARING LATE THIS EVENING. FOG PATCHES DEVELOPING
OVERNIGHT. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING SOUTHEAST
30 GUSTING TO 50 THIS EVENING. LOW MINUS 4. WIND CHILL MINUS 10 THIS
EVENING.
THURSDAY..CLOUDY. FOG PATCHES DISSIPATING IN THE MORNING. WIND
SOUTHEAST 30 KM/H GUSTING TO 50. HIGH PLUS 3.
THURSDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF DRIZZLE
OVERNIGHT. FOG PATCHES DEVELOPING OVERNIGHT. WIND UP TO 15 KM/H. LOW
MINUS 3. WIND CHILL MINUS 7 OVERNIGHT.
FORT GOOD HOPE REGION.
TONIGHT..CLEARING EARLY THIS EVENING. FOG PATCHES DEVELOPING
OVERNIGHT. WIND BECOMING EAST 20 KM/H THIS EVENING. LOW MINUS 5.
WIND CHILL MINUS 12 OVERNIGHT.
THURSDAY..INCREASING CLOUDINESS EARLY IN THE MORNING. FOG PATCHES
DISSIPATING IN THE MORNING. WIND EAST 20 KM/H GUSTING TO 40. HIGH
PLUS 3. WIND CHILL MINUS 12 IN THE MORNING.
THURSDAY NIGHT..CLOUDY. 30 PERCENT CHANCE OF FLURRIES OR DRIZZLE
OVERNIGHT WITH RISK OF FREEZING DRIZZLE. FOG PATCHES DEVELOPING
OVERNIGHT. WIND EAST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE
EVENING. LOW MINUS 2. WIND CHILL MINUS 4 OVERNIGHT.
DELINE.
TONIGHT..RAIN ENDING EARLY THIS EVENING THEN MAINLY CLOUDY WITH
30 PERCENT CHANCE OF DRIZZLE OR FLURRIES. FOG PATCHES DEVELOPING
OVERNIGHT. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS
EVENING. WIND BECOMING SOUTHEAST 20 GUSTING TO 40 NEAR MIDNIGHT. LOW
MINUS 2. WIND CHILL MINUS 8 OVERNIGHT.
THURSDAY..CLOUDY. PERIODS OF RAIN BEGINNING NEAR NOON. FOG PATCHES
DISSIPATING IN THE MORNING. WIND SOUTHEAST 40 KM/H GUSTING TO 60.
HIGH PLUS 4.
THURSDAY NIGHT..PERIODS OF RAIN MIXED WITH SNOW. RAINFALL AMOUNT
5 MM. WIND SOUTHEAST 20 KM/H GUSTING TO 40. LOW ZERO.
COLVILLE LAKE.
TONIGHT..CLOUDY. BECOMING PARTLY CLOUDY THIS EVENING. FOG PATCHES
DEVELOPING OVERNIGHT. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40
NEAR MIDNIGHT. LOW MINUS 5. WIND CHILL NEAR MINUS 12.
THURSDAY..CLOUDY. PERIODS OF SNOW BEGINNING NEAR NOON. FOG PATCHES
DISSIPATING IN THE MORNING. WIND SOUTHEAST 40 KM/H GUSTING TO 60.
HIGH PLUS 2. WIND CHILL MINUS 11 IN THE MORNING.
THURSDAY NIGHT..PERIODS OF SNOW. AMOUNT 2 TO 4 CM. WIND SOUTHEAST
40 KM/H GUSTING TO 60 BECOMING EAST 20 GUSTING TO 40 EARLY IN THE
EVENING. TEMPERATURE STEADY NEAR ZERO. WIND CHILL MINUS 7 OVERNIGHT.
END
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