FPCN12 CWNT 181030
FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 5:00 A.M. MDT
MONDAY 18 MAY 2026 FOR TODAY AND TUESDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT.

SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC.
TODAY..A MIX OF SUN AND CLOUD. HIGH 12. UV INDEX 4 OR MODERATE.
TONIGHT..MAINLY CLOUDY. 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..MAINLY CLOUDY. WIND BECOMING NORTHWEST 20 KM/H THIS AFTERNOON.
 HIGH 9. UV INDEX 4 OR MODERATE.
TONIGHT..MAINLY CLOUDY. WIND NORTHWEST 20 KM/H 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..MAINLY CLOUDY. TEMPERATURE FALLING TO PLUS 4 THIS MORNING THEN
 STEADY. UV INDEX 3 OR MODERATE.
TONIGHT..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..INCREASING CLOUDINESS EARLY THIS MORNING. WIND BECOMING NORTH
 20 KM/H THIS AFTERNOON. TEMPERATURE STEADY NEAR PLUS 1. UV INDEX 3
 OR MODERATE.
TONIGHT..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..MAINLY SUNNY. WIND SOUTH 30 KM/H GUSTING TO 50. HIGH 8. UV
 INDEX 3 OR MODERATE.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES OVERNIGHT WITH
 RISK OF FREEZING DRIZZLE. 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 EARLY THIS MORNING. 30 PERCENT CHANCE OF
 FLURRIES THIS AFTERNOON WITH RISK OF FREEZING RAIN. WIND SOUTHEAST
 20 KM/H BECOMING LIGHT NEAR NOON. HIGH ZERO. WIND CHILL MINUS 13
 THIS MORNING. 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..SUNNY. WIND SOUTHEAST 30 KM/H. HIGH PLUS 5. WIND CHILL MINUS 7
 THIS MORNING. 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