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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…
The Thunder Bay District Health Unit provides information on a large number of infectious diseases. Diseases are listed from A-Z below for your convenience.
Under the Child Care and Early Years Act, all children attending a licensed child care centre (daycare) must be immunized as required by the local Medical Officer of Health (MOH). The operator of the licensed facility has a legal obligation to make sure that all the children in their care are…
Did you know?
1 in 4 school-aged children in Canada has a vision problem.
Children need healthy eyes to learn, read, write, see the board, be active and stay safe. It can be difficult to spot vision problems in children and left untreated, vision problems can affect a child's eye health for life…
Adverse Events Following Immunization
An adverse event following immunization (AEFI) is an unwanted or unexpected health outcome that happens after someone receives a vaccine, which may or may not be caused by the vaccine. Although rare, AEFI’s can occur. Potential AEFI side effects and management…
On Monday, April 8, 2024, there will be a total solar eclipse in parts of Ontario when the Moon travels between the Sun and the Earth.
The Thunder Bay District will only experience a partial solar eclipse, when the Moon will block part of the Sun around 2:00 pm to 4:30 pm (Eastern time). During…
The Thunder Bay District Health Unit provides a variety of resources and services for health-care workers, educators and employers. In this section, you can access useful information about common public health topics such as communicable disease reporting, immunization, general health…
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…
To ensure the efficacy of vaccines, the cold chain must be maintained according to Ontario's Vaccine Storage and Handling Guidelines (PDF).
Call 625-8810 or toll-free at 1-888-294-6630, ext. 8810 with questions.
expand_moreVaccine Transport
Temperature log books must be submitted with the…
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…
As of August 2024, the following organizations offer TB Skin Testing (TST). Please contact the facility regarding their hours of operation.
PLEASE CONTACT THE FACILITY REGARDING THEIR HOURS OF OPERATION AND THE COSTS ASSOCIATED WITH THIS TEST.
Open to the Public
The following table includes…
Children's visual health is vital for their overall development, learning and well-being. Undetected vision issues in children can impact their ability to explore their environment, succeed in school and engage in everyday activities. It is important for caregivers to understand how to spot vision…