From mental health impacts to heightened risk of infections, recent studies underscore the myriad ways in which smoke exposure affects our health.

For days, KTIV has alerted you on-air and online about the affects the Canadian Wildfire smoke is having on Siouxland. As you watch coverage on KTIV, the First Alert weather team prepares viewers for what they may see while outdoors.

It's rained in Boston for 12 Saturdays in a row. WBZ-TV meteorologists Jacob Wycoff and Terry Eliasen take a look at the forecast for this weekend and discuss the Canadian wildfire smoke affecting air quality in Massachusetts.

Anyone who has experienced wildfire smoke knows how it can leave you with a scratchy throat, stinging eyes and impact your lungs. However, smoke can also affect your brain. Tiny airborne pollutants found in smoke have been linked to increased risk of stroke, dementia and flare-ups in neurological diseases like multiple sclerosis (MS).

WEDNESDAY: Mostly sunny and breezy. Increasing humidity throughout the day. Wildfire smoke/haze moves out throughout the day as our wind direction shifts to the south. High around 85F. Low 64F. Wind SW at 15 to 25 mph.

An upper-level low pressure system will draw south another thick plume of smoke from Canada. This will create another round of more hazy skies by Tuesday, June 10.

Ozone levels and wildfire smoke are expected to worsen the air quality on Wednesday in Allegan, Kent, Muskegon, Ottawa and Van Buren counties.

Aspen officials aim to have crews on the scene within five minutes — something they say would be nearly impossible without precise location data the AI technology gives.