Thunder Bay Weather Outlook – Friday, October 10, 2025

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🌥️ Mild and breezy today with a few passing showers — a mixed Thanksgiving weekend ahead for Northwestern Ontario

Thunder Bay starts this Friday morning under mostly cloudy skies and mild air, with temperatures hovering around 12°C. A cold front will slide through the region this morning, bringing a few scattered showers and gusty northwest winds before clearing returns by evening. The Thanksgiving weekend looks seasonable — dry to start, then cloudier with showers Sunday and Monday.

Current Conditions (as of 5:00 AM EDT – Thunder Bay Airport)

  • Temperature: 11.9°C

  • Dew Point: 9.5°C

  • Humidity: 85%

  • Wind: SW 13 km/h

  • Pressure: 101.4 kPa (falling)

  • Condition: Mostly Cloudy

  • Visibility: 24 km

Friday, October 10 Forecast

  • Morning: Mostly cloudy with a 40% chance of showers, turning windy.

  • Afternoon: A mix of sun and cloud as skies begin to clear.

  • Wind: Becoming northwest 30 km/h gusting to 60 km/h this morning.

  • High: 14°C

  • UV Index: 3 (moderate)

Tonight

  • Clearing skies with a few clouds overnight.

  • Fog patches developing after midnight.

  • Wind: Northwest 20 km/h gusting to 40, becoming light this evening.

  • Low: +4°C

🍁 5-Day Weather Summary

Day Conditions High / Low Chance of Rain Wind Gusts
Fri 10 Mix of sun & cloud, showers 14°C / +4°C 40% (AM) 60 km/h (NW)
Sat 11 Increasing cloudiness 14°C / 7°C 10% Light
Sun 12 Cloudy, few showers 14°C / 11°C 40–60% Moderate
Mon 13 Cloudy, scattered showers 15°C / +2°C 40% Light NW
Tue 14 Clearing, seasonal 12°C / 0°C 10% Calm

Saturday, October 11

  • Morning: Fog dissipating early.

  • Afternoon: Increasing cloudiness, calm and mild.

  • High: 14°C

  • UV Index: 3 (moderate)

Saturday Night:

  • Cloudy periods.

  • Low: 7°C

Sunday, October 12

  • Cloudy with a 40% chance of showers.

  • High: 14°C

Sunday Night:

  • Cloudy with a 60% chance of showers.

  • Low: 11°C

Monday, October 13 – Thanksgiving Day

  • Cloudy with a 40% chance of showers.

  • High: 15°C

Monday Night:

  • Cloudy periods with a 30% chance of showers.

  • Low: +2°C


🧥 Weather Highlights

  • Today:

    • Mild but gusty, with occasional showers early giving way to sunshine this afternoon.

    • Winds up to 60 km/h may cause blowing leaves and choppy lake conditions.

  • Saturday:

    • Calm and seasonal, ideal for errands or short travel before showers arrive later in the weekend.

  • Thanksgiving Sunday & Monday:

    • Cloudier and damp, but mild with highs near 14–15°C — great for cozy indoor gatherings.

🌾 Thanksgiving Weekend Outlook

The Thunder Bay area will enjoy a quiet and cool start to the long weekend before a weak system brings scattered showers Sunday and Monday. Temperatures stay above normal, with comfortable travel conditions across Northwestern Ontario despite a few rain bands passing through.

Breezy but bright today, calm and clear Saturday, and a few showers to close out the Thanksgiving weekend — a true taste of fall for Thunder Bay. – NetNewsLedger Weather Desk

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