Mountain resort image
– Lat/Long: 51.01° N 115.35° W

CaBig Sister
Weather Forecast, Canada

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Issued: 10 am Sat 21 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Freeze-thaw conditions (max 2°C on Sat afternoon, min -6°C on Mon night). Winds increasing (light winds from the WSW on Sun morning, fresh winds from the WSW by Sun night).

Days 4–6 Weather Summary

Mostly dry. Temperatures will be below freezing (max -1°C on Tue afternoon, min -10°C on Thu morning). Wind will be generally light.

Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
some clouds
some clouds
some clouds
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
some clouds
 km/h
15
WSW
10
SW
10
WSW
10
WSW
10
SW
35
WSW
15
W
5
SW
10
WSW
15
SW
10
WSW
10
WSW
15
WSW
15
WSW
20
WSW
25
W
10
WSW
10
SW
T alberta.wind.15.cc23
T alberta.wind.39.cc23
T alberta.wind.63.cc23
T alberta.wind.87.cc23
T alberta.wind.111.cc23
T alberta.wind.135.cc23
 cm 
 mm 
max°C
0
2
-1
-2
-1
-4
-4
-2
-4
-2
-1
-6
-7
-6
-7
-7
-5
-9
min°C
-1
-1
-2
-4
-4
-5
-5
-4
-6
-4
-5
-8
-9
-8
-8
-10
-8
-10
chill°C 
-6
-5
-6
-7
-8
-12
-12
-7
-11
-8
-9
-13
-16
-14
-15
-19
-13
-15
Freezing level (m
3050
1200
1500
1400
1100
750
1050
1000
650
1200
950
450
850
500
300
600
250
0
Cloud base (m)
1900
1900
2000
2050
2000
1900
1900
2000
1900
6200
2100
2050
1950
2100
1900
1950
2000
1900
Sea lvl1000m2000m3000m4000m5000m
-10-4-6-6-6-6-7-5-2-6-9-11-11-10-11-10-10-11-2-3-3-5-5-3-5-3-3-7-8-7-8-9-7-10
Sunrise
8:41
8:42
8:42
8:42
8:44
8:44
Sunset
4:37
4:37
4:37
4:38
4:39
4:39

Big Sister Weather (Days 0-3):

The weather forecast for Big Sister is: Mostly dry. Freeze-thaw conditions (max 2°C on Sat afternoon, min -6°C on Mon night). Winds increasing (light winds from the WSW on Sun morning, fresh winds from the WSW by Sun night).

Big Sister Weather (Days 3-6):

Mostly dry. Temperatures will be below freezing (max -1°C on Tue afternoon, min -10°C on Thu morning). Wind will be generally light.

This table gives the weather forecast for Big Sister at the specific elevation of 2000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Big Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Alberta.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Nakiska Ridgetop- Alta
14 km SE
1676m alt.
53 minutes ago
1° C
No report.
21 km ENE
1346m alt.
2 hours ago
3° C
clear
-
9
Light winds from the W
(9 kph at 260).
0.0 km
Bow Valley- Alta
22 km ENE
1298m alt.
53 minutes ago
6° C
No report.
11
Light winds from the WSW
(11 kph at 250).
25
Banff Airport
23 km WNW
1396m alt.
2 hours ago
-19° C
clear
-
13
Light winds from the N
(13 kph at 0).
0.0 km
Banff Cs- Alta
25 km WNW
1397m alt.
53 minutes ago
3° C
No report.
4
Calm
(4 kph at 350).
4
25 km NW
1419m alt.
2 hours ago
-2° C
clear
-
15
Light winds from the SW
(15 kph at 220).
0.0 km
51 km ENE
1158m alt.
49 minutes ago
2° C
-
3
Calm
(3 kph at 137).
3
60 km E
1286m alt.
1 hour ago
-8° C
-
2
Calm
(2 kph at 257).
5
64 km ENE
1138m alt.
1 hour ago
5° C
Dry
11
Light winds from the SSE
(11 kph at 151).
14
66 km SSW
914m alt.
2 hours ago
1° C
-
0
Calm
(0 kph at 245).
0

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.