FPCN12 CWNT 181642
FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MDT
MONDAY 18 MAY 2026 FOR TODAY AND TUESDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT.

SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC.
TODAY..A MIX OF SUN AND CLOUD. HIGH 12. UV INDEX 4 OR MODERATE.
TONIGHT..BECOMING CLOUDY THIS EVENING WITH 30 PERCENT CHANCE OF RAIN
 SHOWERS OR FLURRIES OVERNIGHT. LOW ZERO.
TUESDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. HIGH 11.
 UV INDEX 3 OR MODERATE.

AKLAVIK REGION.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTHWEST 20 KM/H GUSTING TO 40.
 HIGH 9. UV INDEX 4 OR MODERATE.
TONIGHT..MAINLY CLOUDY. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING
 LIGHT NEAR MIDNIGHT. LOW MINUS 1.
TUESDAY..MAINLY CLOUDY. WIND UP TO 15 KM/H. HIGH 7. WIND CHILL
 MINUS 6 IN THE MORNING. UV INDEX 4 OR MODERATE.

INUVIK REGION.
TODAY..A MIX OF SUN AND CLOUD. TEMPERATURE STEADY NEAR PLUS 4. UV
 INDEX 4 OR MODERATE.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES LATE THIS
 EVENING AND OVERNIGHT WITH RISK OF FREEZING DRIZZLE. WIND NORTHWEST
 20 KM/H BECOMING LIGHT THIS EVENING. LOW ZERO.
TUESDAY..CLOUDY. CLEARING IN THE AFTERNOON. HIGH 7. UV INDEX 3 OR
 MODERATE.

TUKTOYAKTUK - EAST CHANNEL REGION.
TODAY..A MIX OF SUN AND CLOUD. WIND BECOMING NORTH 20 KM/H THIS
 AFTERNOON. TEMPERATURE STEADY NEAR PLUS 1. UV INDEX 4 OR MODERATE.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES OVERNIGHT WITH
 RISK OF FREEZING DRIZZLE. WIND NORTH 20 KM/H. LOW MINUS 5. WIND
 CHILL MINUS 10 OVERNIGHT.
TUESDAY..CLOUDY. WIND UP TO 15 KM/H. HIGH MINUS 1. WIND CHILL
 MINUS 11 IN THE MORNING AND MINUS 6 IN THE AFTERNOON. UV INDEX 3 OR
 MODERATE.

PAULATUK.
TODAY..A MIX OF SUN AND CLOUD. WIND SOUTH 30 KM/H GUSTING TO 50.
 HIGH 8. UV INDEX 3 OR MODERATE.
TONIGHT..BECOMING CLOUDY THIS EVENING. 30 PERCENT CHANCE OF FLURRIES
 OVERNIGHT. RISK OF FREEZING DRIZZLE OVERNIGHT. WIND BECOMING WEST
 20 KM/H NEAR MIDNIGHT. LOW MINUS 3.
TUESDAY..CLOUDY. 30 PERCENT CHANCE OF FLURRIES EARLY IN THE MORNING
 WITH RISK OF FREEZING DRIZZLE. WIND WEST 30 KM/H. TEMPERATURE STEADY
 NEAR MINUS 2. WIND CHILL NEAR MINUS 10. UV INDEX 2 OR LOW.

SACHS HARBOUR.
TODAY..INCREASING CLOUDINESS NEAR NOON. 30 PERCENT CHANCE OF FLURRIES
 WITH RISK OF FREEZING RAIN. WIND SOUTHEAST 20 KM/H BECOMING LIGHT
 NEAR NOON. HIGH PLUS 1. UV INDEX 3 OR MODERATE.
TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF FLURRIES THIS EVENING.
 RISK OF FREEZING RAIN EARLY THIS EVENING. WIND NORTH 40 KM/H GUSTING
 TO 60. LOW MINUS 8. WIND CHILL MINUS 8 THIS EVENING AND MINUS 17
 OVERNIGHT.
TUESDAY..A MIX OF SUN AND CLOUD. WIND NORTH 30 KM/H. HIGH MINUS 4.
 WIND CHILL MINUS 17 IN THE MORNING AND MINUS 10 IN THE AFTERNOON. UV
 INDEX 3 OR MODERATE.

ULUKHAKTOK.
TODAY..MAINLY SUNNY. WIND SOUTHEAST 30 KM/H. HIGH PLUS 5. UV INDEX 3
 OR MODERATE.
TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS AFTER
 MIDNIGHT THEN 60 PERCENT CHANCE OF FLURRIES OVERNIGHT. RISK OF
 FREEZING RAIN OVERNIGHT. WIND SOUTHEAST 20 KM/H BECOMING LIGHT NEAR
 MIDNIGHT. LOW ZERO.
TUESDAY..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES EARLY IN
 THE MORNING AND RISK OF FREEZING RAIN. CLEARING IN THE MORNING. WIND
 BECOMING NORTH 30 KM/H IN THE MORNING. HIGH PLUS 2. UV INDEX 3 OR
 MODERATE.

END