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Thunder Bay's current temperature and UV Index:
 
Don’t let a sunburn ruin your vacation! 
Sunburns can happen in minutes during a trip to sunny destinations where the UV index is Extreme (11+). More information can be found by reading below.

Unlike Canada, many tropical…

Thunder Bay's current temperature and UV Index:
 
 
Winter Sun Savvy Facts

Reducing ultraviolet radiation (UV) exposure decreases the risk of skin cancer and eye
damage.
Up to 80% of sun’s UV rays reflect off snow and ice.
UV reflected off snow in winter is stronger than UV reflected…

UV Index
To find the current UV index for the Thunder Bay District, please visit Environment Canada's page: Thunder Bay's Current Weather Conditions


UV Index


UV Index
Description




Low (1-2)


Sunglasses (bright days)
Cover-up (> 1 hour)

Sunscreen SPF 30+ (> 1 hour)






Medium (3-5…

Like public beaches, pools and other artificial recreational waters are great places to have fun and cool off in the summer. However, they can also be a breeding ground for recreational waterborne illnesses (RWIs), including a wide variety of infections such as gastrointestinal, skin, ear,…

Beach Notifications

The Thunder Bay District Health Unit will notify the public of any issues concerning beaches tested by the Health Unit. 

Beach advisories will be issued in beaches outside of Thunder Bay (with the exception of private beaches and provincial parks) when recreational water…


Our lakes are great places to relax, cool down, and have some family time during the summer. But bacterial infections such as E. coli can put a damper on the fun. Our role is to monitor public beaches within the city and district (with the exception of beaches within provincial parks) and alert…

Water – it’s not just for drinking! Kids and adults alike love to splash around in it, water ski on it, and dive down into it, especially on a hot day. But water is also an excellent place for germs to live. Whether it is outdoors at our local beaches and lakes or indoors in our pools and spas, we…

We all love sunny days, but the sun can be damaging to our health without the proper precautions. Holes in the Earth’s natural defence against ultraviolet (UV) rays – the ozone layer – have left us at an even higher risk for skin cancer.

The role of the Thunder Bay District Health Unit is to raise…

The tools used in body art services (including tattoos, body piercing and micro-pigmentation – also known as “permanent makeup”) and salon services (including manicures and pedicures) often come into contact with blood and other bodily fluids. This increases the risk for transmitting serious…

Extreme heat events due to a changing climate are a growing public health risk in Canada. Because of our cooler climate in the Thunder Bay District, we can be more susceptible to extreme heat than those who are regularly exposed to it.

Heat Illnesses

Extreme heat puts everyone at risk of heat…

About the Conference
The annual Harm Reduction Conference is presented by the Thunder Bay District Health Unit with the support of the Thunder Bay Drug Strategy. The goals of the conference are to:

Provide a forum for the safe and open exchange of ideas
Share strategies and technical information…

Policy

Accessibility policy: BH-02-12 Accessibility Standards for Customer Service (PDF)

The Thunder Bay District Health Unit strives to make it easy for everyone to get the services and information they want and in the way they need to improve their health.

Our goal is to provide people of…




Year
Location
Water Sample Date
Date BGA Identified




2024
Marie Louise Lake
September 21, 2024
October 8, 2024


 
McKenzie Beach Avenue (Shuniah)
August 27, 202
August 29, 2024


 
Two Island Lake
August 22, 2024…

Blue-green algae (BGA) are microscopic organisms found naturally in lakes and streams. They are usually found in low numbers but can rapidly increase in warm, shallow, surface water that receives a lot of sun. When this happens, they can form blooms that make the water look like green pea soup or…

The Street Outreach team provides free, confidential, non-emergency public health support to anyone who is street-involved, including people who are homeless, under-housed, and/or using substances in the City of Thunder Bay.

The Street Outreach Program is like a mobile Health Unit. Staffed by…