Sioux Lookout Weather Outlook – Thursday, October 16, 2025

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Netnewsledger Weather

🌧️ A damp and cloudy stretch ahead — showers move in this afternoon and linger through the weekend

Sioux Lookout – WEATHER – It’s a calm and cool start to Thursday morning in Sioux Lookout, with clear skies and light winds early on. However, conditions are set to change quickly as clouds build and showers develop by early afternoon, bringing a soggy day across much of northwestern Ontario.

Temperatures will stay mild, near 10–11°C today and tonight, before stronger southwest winds arrive Friday. Showers will taper off late in the week but may linger in the forecast through Sunday.

🌤 Current Conditions (as of 6:00 AM CDT – Sioux Lookout Airport)

  • Temperature: 4.7°C

  • Dew Point: 3.8°C

  • Humidity: 94%

  • Wind: SSE 6 km/h

  • Pressure: 102.3 kPa (falling)

  • Condition: Clear

  • Visibility: 24 km

Thursday, October 16 Forecast

  • Weather: Increasing cloudiness with showers beginning early this afternoon (5 mm expected).

  • Fog patches dissipating this morning.

  • Wind: Becoming south 20 km/h late this morning.

  • High: 11°C

  • UV Index: 2 (low)

🌙 Tonight

  • Weather: Showers continuing (another 5 mm).

  • Wind: South 20 km/h becoming light this evening.

  • Temperature: Steady near +10°C

🌧️ Friday, October 17

  • Weather: Showers ending late in the morning, then cloudy with a 40% chance of scattered showers.

  • Rainfall: About 5 mm possible before tapering.

  • Wind: Becoming southwest 30 km/h gusting to 50 by late morning.

  • High: 16°C

  • UV Index: 2 (low)

Friday Night:

  • Weather: Periods of rain.

  • Low: +6°C

🌦 Saturday, October 18

  • Weather: Cloudy with a 40% chance of showers.

  • High: 10°C

Saturday Night:

  • Weather: Cloudy periods with a 40% chance of showers.

  • Low: +4°C


🌤 Sunday, October 19

  • Weather: A mix of sun and cloud with a 40% chance of showers.

  • High: 9°C

Sunday Night:

  • Weather: Cloudy periods with a 40% chance of showers.

  • Low: +2°C


🌬️ Weather Highlights

  • Today: Cloud cover thickens quickly; afternoon showers bring 5 mm of rain.

  • Friday: A windy, unsettled day as a low-pressure system moves east.

  • Weekend: Cooler and mostly cloudy, with lingering light showers and mild fall temperatures.


🌦 4-Day Summary

Day Conditions High / Low Rain Chance Wind
Thu 16 Cloudy, showers developing 11°C / 10°C 80% PM S 20 km/h
Fri 17 Showers ending, windy 16°C / 6°C 60% SW 30–50 km/h
Sat 18 Cloudy, chance of showers 10°C / 4°C 40% Light
Sun 19 Mix of sun & cloud, scattered showers 9°C / 2°C 40% Light W

☔ Wardrobe & Safety Tips

  • Today: Keep a rain jacket handy — showers expected by lunch hour.

  • Friday: Gusty southwest winds — secure outdoor items and expect blustery conditions.

  • Weekend: Cooler, damp weather — ideal for a warm sweater or light coat.

Showers and mild air settle over Sioux Lookout today — gusty southwest winds and scattered showers carry into the weekend before cooler, drier weather returns. – NetNewsLedger Weather Desk

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