Thunder Bay Embraces a Bright and Brisk March Day

Weather Outlook Pine Trees and Blue Sky

THUNDER BAY – WEATHER – Thunder Bay residents are waking up to a frosty morning with temperatures around -3°C and mostly cloudy skies. As the day unfolds, the forecast for March 12, 2024, promises a gradual warm-up with plenty of sunshine.

This report provides an overview of today’s weather, expectations for the coming days, and some tips to make the most of the spring-like conditions ahead.

Today’s Weather Overview

Current Conditions

As of 7:00 AM EDT at Thunder Bay Airport, the air is crisp at -2.8°C under mostly cloudy skies. The dew point is at -4.7°C, indicating a relatively high humidity level of 87%.

A gentle north breeze at 3 km/h adds a slight chill, bringing the wind chill to -4°C. Visibility is excellent at 24 km, setting the stage for a clear day.

The barometric pressure, currently at 100.6 kPa, is on a downward trend, hinting at changing weather conditions.

Historical Context

The start to today aligns with the unpredictable nature of March weather in Thunder Bay, where early mornings can be chilly, followed by significant warm-ups as the day progresses.

Today’s expected high of 14°C is a welcome surge towards spring.

Tomorrow’s Forecast

Expected Conditions

The forecast indicates a sunny day ahead, with winds shifting westward at 20 km/h this afternoon, making for a pleasant yet brisk setting.

Despite the cooler start, with a morning wind chill of -6°C, the temperature is expected to soar to a high of 14°C, accompanied by a moderate UV index of 3.

Tonight, skies will remain clear until partly cloudy conditions develop near midnight, with temperatures dipping to a mild -1°C.

Wednesday continues the trend of variable skies, starting cloudy but clearing near noon, reaching a high of 12°C. The UV index will remain at a moderate level of 3, suggesting some sun protection may be necessary. The evening will introduce cloudy periods, with a low of -5°C.

Wardrobe Recommendations

With a chilly morning giving way to a warmer afternoon, layering is key. Consider a base layer for warmth, a mid-layer that can be easily removed, and a light jacket to adjust to the changing temperatures. Sunglasses and sunscreen might be wise additions for the sunnier parts of the day.

Weather Trivia

Thunder Bay’s geographical location, nestled by Lake Superior, contributes to its diverse weather patterns, including sudden temperature shifts in spring, making each day a unique experience as winter transitions to spring.

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