Live Weather & Forecast
Weather in Slave Lake
Alberta, Canada · Real-time conditions & 3-day outlook
-3°C
Feels like -8°C
27°F / Feels 18°F
Overcast
Slave Lake, Alberta
🌞 Daytime
Updated: 2026-04-25 06:45
Humidity
74%
Wind
14.4 km/h NW
Wind Gust
17.9 km/h
Pressure
1018 mb
Visibility
14 km
UV Index
0
(Low)
Precipitation
0.13 mm
Cloud Cover
100%
Dew Point
-5.9°C
Wind Degree
326°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
159.9 μg/m³
NO₂
1.1 μg/m³
O₃
96 μg/m³
SO₂
0.9 μg/m³
PM 2.5
1.5 μg/m³
PM 10
1.7 μg/m³
Today's Hourly Forecast
24-hour breakdown for Slave Lake, Alberta
12 AM
-3°
Light freezing rain
1 AM
-4°
Light snow
2 AM
-4°
Light snow
3 AM
-4°
Light snow
4 AM
-4°
Moderate snow
5 AM
-4°
Light snow
6 AM
-3°
Overcast
7 AM
-5°
Moderate snow
8 AM
-4°
Moderate snow
9 AM
-4°
Moderate snow
10 AM
-4°
Heavy snow
11 AM
-3°
Heavy snow
12 PM
-3°
Heavy snow
1 PM
-2°
Heavy snow
2 PM
-2°
Heavy snow
3 PM
-2°
Moderate or heavy snow showers
4 PM
-2°
Moderate or heavy snow showers
5 PM
-2°
Moderate or heavy snow showers
6 PM
-2°
Moderate or heavy snow showers
7 PM
-2°
Moderate or heavy snow showers
8 PM
-3°
Patchy moderate snow
9 PM
-4°
Moderate or heavy snow showers
10 PM
-6°
Light snow showers
11 PM
-7°
Light snow showers
3-Day Forecast
Daily overview for Slave Lake, Alberta
Today
Heavy snow
-2°
/
-8°
🌧️ 70% chance of rain
❄️ 78% chance of snow
💧 Avg. humidity: 88%
💨 Max wind: 17.3 km/h
🌧️ Total precip: 4.48 mm
☀️ UV Index: 3.1
🌅 Sunrise: 06:11 AM
🌇 Sunset: 09:05 PM
🌙 Waxing Gibbous
🌑 Moon: 60% lit
Sun, Apr 26
Moderate or heavy snow showers
0°
/
-10°
🌧️ 70% chance of rain
❄️ 60% chance of snow
💧 Avg. humidity: 87%
💨 Max wind: 7.9 km/h
🌧️ Total precip: 2.31 mm
☀️ UV Index: 4.4
🌅 Sunrise: 06:08 AM
🌇 Sunset: 09:07 PM
🌙 Waxing Gibbous
🌑 Moon: 70% lit
Mon, Apr 27
Moderate or heavy snow showers
4°
/
-9°
🌧️ 86% chance of rain
❄️ 12% chance of snow
💧 Avg. humidity: 84%
💨 Max wind: 6.8 km/h
🌧️ Total precip: 1.06 mm
☀️ UV Index: 3.7
🌅 Sunrise: 06:06 AM
🌇 Sunset: 09:09 PM
🌙 Waxing Gibbous
🌑 Moon: 79% lit
Best Time to Visit Slave Lake
Plan your trip to Slave Lake, Canada around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Slave Lake?
Current conditions in Slave Lake: Overcast, temperature -3°C, humidity 74%.
What is the best time to visit Slave Lake?
The best time to visit Slave Lake is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Slave Lake?
Slave Lake is located at approximately 55.3° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Slave Lake?
The wettest period in Slave Lake is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Slave Lake?
For visits to Slave Lake during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Slave Lake in 2026?
View the 2026 public holidays for Slave Lake on our Holidays page.
What are the GPS coordinates used for the weather forecast in Slave Lake?
The weather forecast for Slave Lake uses coordinates 55.2811, -114.7718.
What is the current temperature outside in Slave Lake?
The current outdoor temperature in Slave Lake is -3°C (27°F) with overcast.
What is the hourly weather forecast for Slave Lake today?
Today's hour-by-hour weather breakdown for Slave Lake is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.
What is the weather in Slave Lake tomorrow hour by hour?
Tomorrow's forecast for Slave Lake shows a high of 0°C and a low of -10°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Slave Lake?
There is a 70% chance of rain in Slave Lake today. Check the hourly forecast above for a time-by-time breakdown of when rain is most likely.
Is it going to rain today in Slave Lake?
Yes, there is a 70% chance of rain in Slave Lake today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.