Smoke and Showers: A Breezy and Hazy Day Ahead for Marten Falls

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North Star Air ATR72 at Thunder Bay Airport
North Star Air ATR72 at Thunder Bay Airport

From Sunshine to Thunderclaps: A Weather Whirlwind for Ogoki Post

Wednesday, June 18, 2025 – Weather Update for Marten Falls First Nation

MARTEN FALLS – WEATHER – If you’re waking up in Marten Falls today, you’re being greeted by sunshine and a refreshing 10°C, with skies looking deceptively clear and calm. But don’t be fooled—Mother Nature has a more dramatic second act planned, featuring afternoon showers, a possible thunderstorm, and local wildfire smoke hanging in the air like an uninvited guest.

Currently, conditions are sunny over Ogoki Post Airport, with winds from the west-southwest at 8 km/h and visibility at 16 km—a pretty picture for now. But with 100% humidity and barometric pressure at 100.4 kPa and falling, the atmosphere is ripe for a shift.


Today: Sunny Start, Stormy Finish

Sun worshippers, make the most of the morning rays while they last. Cloud cover increases as we move into late morning, bringing a 60% chance of showers this afternoon, and the risk of a thunderstorm. The real scene-stealer today is the northerly wind, gusting up to 30 km/h, which may stir up localized wildfire smoke, reducing air quality at times.

Expect a modest high of 19°C, but with the UV index at 7, it’s still wise to slap on the sunscreen during those peeks of sunshine between the clouds.


Tonight: Windy and Cooler

This evening, there’s still a 40% chance of showers lingering early on. Winds will shift to the northeast at 30 km/h, helping push smoke out but also ushering in cooler air. By nightfall, the temperature will dip to a chilly low of +3°C, so keep that extra blanket or hoodie handy.


Thursday: Sun Returns, But Bring Layers

June 19 will bring a refreshing change, with skies clearing by morning. Winds ease off as well, becoming light after a brief stint from the east at 20 km/h. Expect a mild high of 18°C, perfect for catching up on outdoor tasks postponed by today’s sogginess. The UV index remains high at 7, so sun protection is still key.

Thursday night will be clear and calm, with a low of 7°C—a great night for stargazing, provided the smoke has lifted.


Weekend Forecast: Gradual Warm-Up

Looking toward the weekend, Friday offers a mix of sun and cloud with a pleasant high of 22°C, while Saturday follows with a 30% chance of showers and a high near 24°C. Nights remain mild, ranging between 11–12°C, though occasional clouds could bring brief, scattered precipitation.


Wardrobe Wisdom

Start the day with light layers, including a breathable windbreaker or rain jacket for the afternoon showers. As temperatures drop tonight, swap your hoodie for something warmer. And if you’re planning time outdoors, consider wearing a mask rated for fine particles, especially if the wildfire smoke thickens.


Marten Falls Weather Fact

Here’s one for the trivia books: The Ogoki Post area is part of Ontario’s vast boreal forest zone, where wildfires play a natural ecological role—but in recent years, the combination of warmer spring seasons and less rainfall has caused fire seasons to start earlier and last longer.

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