Forecasts for the Great Slave lake and Mackenzie river areas of the Northwest Territories
* NOTE: Corrected and/or amended bulletins are listed first *
FPCN11 CWNT 131100 Forecasts for the Great Slave Lake and Mackenzie River areas of the Northwest Territories issued by Environment Canada at 5:00 a.m. MDT Monday 13 July 2026 for today and Tuesday. The next scheduled forecast will be issued at 11:00 a.m. MDT. Thebacha Region including Ft. Smith - Salt River Reserve. Today..A mix of sun and cloud. 30 percent chance of showers this afternoon with risk of a thunderstorm. High 23. Humidex 25. UV index 5 or moderate. Tonight..Partly cloudy with 30 percent chance of showers this evening then clear. Risk of a thunderstorm this evening. Low 14. Tuesday..Sunny in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. High 28. Humidex 30. UV index 5 or moderate. Lutsel K'e Region. Today..Mainly sunny. Wind becoming west 20 km/h this afternoon. High 24. Humidex 26. UV index 5 or moderate. Tonight..A few clouds. Wind west 20 km/h becoming light this evening. Low 14. Tuesday..Sunny. High 25. UV index 5 or moderate. Ft. Resolution Region including Hwy. 6. Today..Mainly sunny. High 24. Humidex 27. UV index 5 or moderate. Tonight..A few clouds. Low 15. Tuesday..Sunny in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. High 27. Humidex 31. UV index 5 or moderate. Hay River Region including Enterprise. Today..Sunny this morning and early this afternoon then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Local smoke late this afternoon. High 27. Humidex 29. UV index 5 or moderate. Tonight..Partly cloudy with 30 percent chance of showers early this evening then clear. Risk of a thunderstorm early this evening. Local smoke. Low 16. Tuesday..Sunny in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. High 28. Humidex 30. UV index 5 or moderate. Ft. Providence Region including Kakisa - Chan Lake. Today..Sunny this morning and early this afternoon then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Local smoke late this morning and this afternoon. High 29. Humidex 30. UV index 5 or moderate. Tonight..Partly cloudy with 30 percent chance of showers this evening then clear. Risk of a thunderstorm this evening. Local smoke. Low 13. Tuesday..Sunny in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Local smoke. High 29. Humidex 31. UV index 5 or moderate. Ft. Simpson Region including Jean Marie River. Today..A mix of sun and cloud. 30 percent chance of showers this afternoon with risk of a thunderstorm. Widespread smoke. High 29. Humidex 30. UV index 5 or moderate. Tonight..Partly cloudy with 30 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm this evening. Widespread smoke. Low 16. Tuesday..Sunny. Local smoke. High 28. Humidex 30. UV index 5 or moderate. Ft. Liard Region including Nahanni Butte - Sambaa K'e. Today..A mix of sun and cloud. 30 percent chance of showers this afternoon with risk of a thunderstorm. Hazy. High 25. Humidex 29. UV index 5 or moderate. Tonight..Partly cloudy with 30 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm this evening. Hazy. Low 13. Tuesday..Sunny. High 28. Humidex 31. UV index 5 or moderate. Yellowknife Region. Today..Sunny this morning and early this afternoon then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Local smoke late this afternoon. Wind becoming southwest 20 km/h near noon. High 27. Humidex 28. UV index 5 or moderate. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Widespread smoke. Wind west 20 km/h becoming light near midnight. Low 17. Tuesday..Widespread smoke. Wind becoming south 20 km/h in the afternoon. High 27. Humidex 29. UV index 5 or moderate. North Slave Region including Wekweeti - Whati - Behchoko. Today..Mainly sunny. Local smoke. Wind becoming northwest 20 km/h this afternoon. High 27. UV index 5 or moderate. Tonight..Widespread smoke. Wind northwest 20 km/h becoming light near midnight. Low 14. Tuesday..Widespread smoke. High 28. Humidex 29. UV index 5 or moderate. Wrigley Region. Today..Widespread smoke. High 28. Humidex 29. UV index 5 or moderate. Tonight..Widespread smoke. Low 15. Tuesday..Sunny in the morning then a mix of sun and cloud with 60 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Local smoke. High 28. Humidex 31. UV index 5 or moderate. Norman Wells - Tulita Region. Today..A mix of sun and cloud. 30 percent chance of showers early this morning and late this afternoon. Risk of a thunderstorm. Local smoke this morning. Wind becoming west 20 km/h this morning. High 28. Humidex 32. UV index 4 or moderate. Tonight..Partly cloudy with 60 percent chance of showers and risk of a thunderstorm. Low 15. Tuesday..A mix of sun and cloud. 30 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming west 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Fort Good Hope Region. Today..A mix of sun and cloud. 30 percent chance of showers late this afternoon with risk of a thunderstorm. Local smoke early this morning. Wind becoming west 20 km/h near noon. High 27. Humidex 32. UV index 4 or moderate. Tonight..Mainly cloudy with 60 percent chance of showers this evening and after midnight and risk of a thunderstorm. Clearing before morning. Low 17. Tuesday..Mainly sunny. Wind becoming west 20 km/h in the morning. High 27. Humidex 29. UV index 4 or moderate. Deline. Today..A mix of sun and cloud. 30 percent chance of showers this afternoon with risk of a thunderstorm. Widespread smoke. High 24. Humidex 26. UV index 4 or moderate. Tonight..Partly cloudy with 30 percent chance of showers and risk of a thunderstorm. Low 13. Tuesday..A mix of sun and cloud. 30 percent chance of showers in the afternoon with risk of a thunderstorm. High 23. Humidex 25. UV index 4 or moderate. Colville Lake. Today..Mainly sunny. Hazy. High 25. Humidex 27. UV index 4 or moderate. Tonight..Increasing cloudiness early this evening. 40 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 16. Tuesday..A mix of sun and cloud. Clearing near noon. Wind becoming west 20 km/h near noon. High 23. Humidex 25. UV index 4 or moderate. End $$$$^^
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