Cool Morning with Smoke and Sun on the Way

Sioux Lookout – Weather – Sioux Lookout is starting the day under mostly cloudy skies and cool conditions, but skies are set to clear with sunshine and some lingering local smoke expected later today.

As the week works toward the weekend, warm temperatures and higher humidity levels will return, setting the stage for a mix of sunny skies and potential weekend showers.

Today’s Weather Overview

Current Conditions

As observed at 6:00 AM CDT from Sioux Lookout Airport:

• Temperature: 13.2°C

• Wind: Northwest at 9 km/h

• Humidity: 88%

• Dew Point: 11.2°C

• Barometric Pressure: 101.5 kPa (rising)

• Visibility: 24 km

• Sky Conditions: Mostly cloudy with early morning haze, transitioning to sunny conditions later in the day

Today, skies will become sunny with local smoke persisting in the atmosphere. Daytime highs are expected to reach 24°C, with a humidex of 25, creating a comfortable but warm afternoon. The UV index is 7 – high, so sun protection is recommended during peak hours.

Tonight, skies will be clear with local smoke still present. The low will drop to a crisp 12°C, offering a cool and pleasant evening.

Extended Forecast

Expected Conditions

Friday, July 25:
Expect a sunny and warm day with a high of 26°C, and a humidex of 31, making it feel notably hotter. The UV index climbs to 8 – very high, so plan for protective gear and frequent shade if you’re outside.

Friday Night:
Skies remain clear, and it will be a warm night with a low of 17°C.

Saturday, July 26:
The weather turns cloudy with a 40% chance of showers. High of 25°C, so still mild but with the potential for midday rainfall.

Saturday Night:
Skies will clear again, cooling down to a low of 14°C.

Sunday, July 27:
Expect a mix of sun and cloud and a 30% chance of showers, with a warm high of 26°C.

Sunday Night:
Clouds build back in, remaining mostly cloudy overnight with a low of 17°C.

Wardrobe Recommendations

• Today: Light jackets or sweaters for the cool start; transition to t-shirts and sunglasses by midday. A mask may be helpful for those sensitive to smoke.

• Friday: Dress light and stay cool – think tank tops, hats, and sunscreen.

• Saturday/Sunday: Bring a waterproof layer in case of showers, especially during the afternoon. Comfortable, breathable fabrics are still best for the warm temperatures.

Weather Trivia

Did You Know?
Sioux Lookout has a long history as a meteorological observation site, dating back to the early 20th century when it served as a vital aviation weather hub during the bush flying era. Its location makes it a key reference point for tracking weather patterns moving in from the prairies and northern Manitoba.