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Extended forecasts for the Great Slave lake and Mackenzie river areas of the Northwest Territories


* NOTE: Corrected and/or amended bulletins are listed first *

 
FPCN51 CWNT 101630
Extended forecasts from Sunday night 11 October to Friday 16 October
for the Great Slave Lake and Mackenzie River areas of the Northwest
Territories issued by Environment Canada at 10:30 a.m. MDT Saturday
10 October 2026.
The next scheduled forecast will be issued at 3:30 p.m. MDT.

Thebacha Region including Ft. Smith - Salt River Reserve.
Sunday night..Clear. Low plus 1.
Monday..Increasing cloudiness. High 7.
Monday night..Clearing. Low zero.
Tuesday..Sunny. High 6.
Tuesday night..Clear. Low minus 3.
Wednesday..Increasing cloudiness. High 7.
Wednesday night..Cloudy with 60 percent chance of showers. Low zero.
Thursday..A mix of sun and cloud. High plus 4.
Thursday night..Clear. Low minus 3.
Friday..A mix of sun and cloud. High 7.
Normals for the period..Low minus 3. High plus 5.

Lutsel K'e Region.
Sunday night..Increasing cloudiness. Low plus 4.
Monday..Sunny. High 7.
Monday night..Clear. Low zero.
Tuesday..Cloudy. High plus 4.
Tuesday night..Cloudy periods. Low plus 2.
Wednesday..A mix of sun and cloud. High plus 5.
Wednesday night..Cloudy with 60 percent chance of showers. Low
 minus 3.
Thursday..Cloudy. High zero.
Thursday night..Cloudy periods. Low minus 4.
Friday..A mix of sun and cloud. High plus 1.
Normals for the period..Low minus 4. High plus 2.

Ft. Resolution Region including Hwy. 6.
Sunday night..Cloudy periods. Low plus 4.
Monday..A mix of sun and cloud. High 8.
Monday night..Clear. Low plus 2.
Tuesday..A mix of sun and cloud. High plus 5.
Tuesday night..Clear. Low minus 2.
Wednesday..Increasing cloudiness. High 7.
Wednesday night..Cloudy periods with 40 percent chance of rain
 showers or flurries. Low minus 2.
Thursday..A mix of sun and cloud. High plus 2.
Thursday night..Cloudy periods. Low minus 4.
Friday..A mix of sun and cloud. High plus 5.
Normals for the period..Low minus 3. High plus 4.

Hay River Region including Enterprise.
Sunday night..Clear. Low plus 3.
Monday..Sunny. High 9.
Monday night..Clear. Low zero.
Tuesday..Sunny. High 6.
Tuesday night..Clear. Low minus 3.
Wednesday..Increasing cloudiness. High plus 5.
Wednesday night..Cloudy periods with 40 percent chance of showers.
 Low minus 1.
Thursday..A mix of sun and cloud. High plus 4.
Thursday night..Cloudy periods. Low minus 1.
Friday..A mix of sun and cloud. High 8.
Normals for the period..Low minus 2. High plus 5.

Ft. Providence Region including Kakisa - Chan Lake.
Sunday night..Clear. Low plus 2.
Monday..Sunny. High 9.
Monday night..Clear. Low minus 3.
Tuesday..Sunny. High 6.
Tuesday night..Clear. Low minus 4.
Wednesday..A mix of sun and cloud. High plus 5.
Wednesday night..Cloudy periods with 30 percent chance of showers.
 Low minus 4.
Thursday..A mix of sun and cloud. High plus 2.
Thursday night..Cloudy periods. Low minus 4.
Friday..A mix of sun and cloud. High plus 5.
Normals for the period..Low minus 3. High plus 4.

Ft. Simpson Region including Jean Marie River.
Sunday night..Clear. Low zero.
Monday..Sunny. High 9.
Monday night..Clear. Low minus 3.
Tuesday..Sunny. High 6.
Tuesday night..Clear. Low minus 5.
Wednesday..A mix of sun and cloud. High plus 4.
Wednesday night..Cloudy periods. Low minus 4.
Thursday..A mix of sun and cloud. High plus 3.
Thursday night..Cloudy periods. Low minus 3.
Friday..A mix of sun and cloud. High plus 5.
Normals for the period..Low minus 5. High plus 3.

Ft. Liard Region including Nahanni Butte - Sambaa K'e.
Sunday night..Clear. Low zero.
Monday..Sunny. High 9.
Monday night..Clear. Low minus 3.
Tuesday..Sunny. High 9.
Tuesday night..Clear. Low minus 6.
Wednesday..A mix of sun and cloud. High 7.
Wednesday night..Cloudy periods. Low minus 5.
Thursday..A mix of sun and cloud. High plus 2.
Thursday night..Cloudy periods. Low minus 1.
Friday..A mix of sun and cloud. High plus 5.
Normals for the period..Low minus 2. High 6.

Yellowknife Region.
Sunday night..Cloudy periods. Low plus 2.
Monday..Sunny. High 7.
Monday night..Clear. Low minus 1.
Tuesday..Cloudy. High plus 4.
Tuesday night..Clear. Low minus 2.
Wednesday..Sunny. High plus 5.
Wednesday night..Cloudy periods with 30 percent chance of rain
 showers or flurries. Low minus 2.
Thursday..A mix of sun and cloud. High plus 1.
Thursday night..Cloudy periods. Low minus 1.
Friday..Cloudy. High plus 4.
Normals for the period..Low minus 3. High plus 2.

North Slave Region including Wekweeti - Whati - Behchoko.
Sunday night..Clear. Low zero.
Monday..Sunny. High 6.
Monday night..Cloudy periods. Low zero.
Tuesday..Cloudy. High plus 2.
Tuesday night..Clearing. Low minus 4.
Wednesday..Sunny. High plus 4.
Wednesday night..Cloudy periods. Low minus 4.
Thursday..A mix of sun and cloud. High zero.
Thursday night..Cloudy periods. Low minus 3.
Friday..A mix of sun and cloud. High plus 3.
Normals for the period..Low minus 4. High plus 2.

Wrigley Region.
Sunday night..Clear. Low minus 6.
Monday..Sunny. High plus 4.
Monday night..Cloudy periods. Low minus 3.
Tuesday..Sunny. High plus 4.
Tuesday night..Clear. Low minus 7.
Wednesday..Sunny. High plus 3.
Wednesday night..Cloudy periods. Low minus 5.
Thursday..A mix of sun and cloud. High zero.
Thursday night..Cloudy periods. Low minus 2.
Friday..A mix of sun and cloud. High plus 3.
Normals for the period..Low minus 5. High plus 2.

Norman Wells - Tulita Region.
Sunday night..Clearing. Low minus 4.
Monday..Cloudy with 70 percent chance of flurries or rain showers.
 High plus 3.
Monday night..Cloudy. Low minus 4.
Tuesday..Sunny. High plus 3.
Tuesday night..Clear. Low minus 6.
Wednesday..Sunny. High plus 1.
Wednesday night..Cloudy periods. Low minus 8.
Thursday..A mix of sun and cloud. High minus 1.
Thursday night..Cloudy periods. Low minus 6.
Friday..A mix of sun and cloud. High plus 2.
Normals for the period..Low minus 7. High minus 1.

Fort Good Hope Region.
Sunday night..Cloudy periods. Low minus 3.
Monday..Snow. High plus 1.
Monday night..Cloudy periods. Low minus 6.
Tuesday..A mix of sun and cloud. High plus 3.
Tuesday night..Clear. Low minus 5.
Wednesday..Increasing cloudiness. High minus 3.
Wednesday night..Cloudy periods. Low minus 6.
Thursday..A mix of sun and cloud. High minus 3.
Thursday night..Cloudy periods. Low minus 4.
Friday..A mix of sun and cloud. High zero.
Normals for the period..Low minus 7. High minus 1.

Deline.
Sunday night..Clearing. Low minus 2.
Monday..A mix of sun and cloud with 40 percent chance of rain showers
 or flurries. High plus 2.
Monday night..Cloudy with 40 percent chance of flurries. Low minus 3.
Tuesday..Clearing. High plus 2.
Tuesday night..Clear. Low minus 5.
Wednesday..Sunny. High plus 3.
Wednesday night..Cloudy periods. Low minus 5.
Thursday..A mix of sun and cloud. High minus 2.
Thursday night..Cloudy periods. Low minus 3.
Friday..A mix of sun and cloud. High plus 2.
Normals for the period..Low minus 6. High zero.

Colville Lake.
Sunday night..Periods of rain or snow. Low minus 2.
Monday..Periods of snow. High plus 1.
Monday night..Cloudy. Low minus 5.
Tuesday..A mix of sun and cloud. High plus 1.
Tuesday night..Cloudy periods. Low minus 5.
Wednesday..A mix of sun and cloud. High minus 3.
Wednesday night..Cloudy. Low minus 6.
Thursday..Cloudy. High minus 4.
Thursday night..Cloudy. Low minus 4.
Friday..Cloudy. High zero.
Normals for the period..Low minus 7. High minus 2.

End
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