FPCN11 CWNT 181351 AAA UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 7:50 A.M. MDT MONDAY 18 MAY 2026 FOR TODAY AND TUESDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT. FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E. TODAY..MAINLY CLOUDY. CLEARING NEAR NOON. WIND BECOMING SOUTHWEST 20 KM/H THIS AFTERNOON. HIGH 22. UV INDEX 5 OR MODERATE. TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. LOW 10. TUESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 17. UV INDEX 3 OR MODERATE. REMAINDER UNCHANGED. END