Great Slave Lake Weather
Canada, North America
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Canada, North America
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Canada, Canada
Tuesday, 14 July 2026 at 21:27

Partly cloudy
Feels like 27°C
Humidity
50%
Wind
11.9 km/h SSE
Visibility
14 km
Pressure
1020 mb
Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts, large hail and heavy rain. There is also a risk of a tornado. Thunderstorms will develop along the terrain in the Rocky Mountain House and Edson regions late this afternoon. Thunderstorms will move towards central Alberta and are expected to reach the Edmonton area later this evening. ### Damage to roofs, fences, branches or soft shelters is possible. Large hail can cause significant damage and injury. Severe thunderstorm watches are issued when conditions are favourable for the development of thunderstorms capable of producing damaging hail, wind or rain. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ABstorm@ec.gc.ca, call 1-800-239-0484 or post reports on X using #ABStorm.

25°/ 8°
Sunny
Updated nowRain Chance
57%
Humidity
59%
Max Wind
16 km/h
Avg Temp
16°C
Sunrise
05:17 AM
Sunset
10:12 PM
06:00 am
8°
07:00 am
10°
08:00 am
13°
09:00 am
16°
10:00 am
19°
11:00 am
20°
12:00 pm
21°
01:00 pm
23°
02:00 pm
24°
03:00 pm
24°
04:00 pm
25°
05:00 pm
25°
06:00 pm
25°
07:00 pm
24°
08:00 pm
18°
09:00 pm
24°
10:00 pm
15°
11:00 pm
14°
12:00 am
11°
01:00 am
10°
02:00 am
10°
03:00 am
9°
04:00 am
8°
05:00 am
8°
Today
Wed, 15 Jul
UV Index
0.1 Low
Precipitation
0 mm
Be prepared for severe weather. If threatening weather approaches, take cover in a basement or interior room. If outside, protect yourself from flying debris and hail. When thunder roars, go indoors! Lightning kills and injures Canadians every year. Don't drive through flooded roadways.
Thu, 16 Jul
Fri, 17 Jul
Sat, 18 Jul
Sun, 19 Jul
Mon, 20 Jul
Tue, 21 Jul
Wed, 22 Jul
Thu, 23 Jul
Fri, 24 Jul
Sat, 25 Jul
Sun, 26 Jul
Mon, 27 Jul
Sun
Sunrise
05:17 AM
Sunset
10:12 PM
Moon
Moonrise
04:40 AM
Moonset
10:45 PM
Moon Phase
New Moon
Illumination
1%
Good
Air quality is satisfactory
PM2.5
4.8 μg/m³
PM10
5.0 μg/m³
Ozone (O₃)
71.0 μg/m³
NO₂
1.3 μg/m³
SO₂
0.7 μg/m³
CO
106.0 μg/m³