This guide delves into a scenario involving an extended grid outage during extreme hot or cold weather. Let’s be honest: our lives heavily rely on electricity, utilities, lighting, and the comforts of Heating, Ventilation, and Air Conditioning (HVAC). While our contemporary constructions are built around these conveniences, the reality is that they are prone to vulnerabilities and failures. When these pillars are absent, our homes can transform from sanctuaries into hazardous spaces, contrary to our desired safe havens.

In an era where power grid failures are becoming more frequent, preparing for prolonged power outages has never been more crucial. Our reliance on electricity to heat our homes during cold winters and cool them in scorching summers has become a vulnerability.

This guide aims to equip you with essential strategies to make your home livable during extended power disruptions during extreme heat or cold periods. Whether you’re facing soaring temperatures or freezing conditions, these practical steps will help you maintain a safe and comfortable environment for you and your family.

Part 2 - Summer

The potential for extended power outages during extreme heat becomes a real worry every summer. Without appropriate preparation, this situation can lead to severe consequences. Whether you’re confronted with a continuous power outage or preparing for the summer season, this information will equip you with the essentials to guarantee your safety and well-being.

Staying in the Shade

When the sun’s intensity peaks, seeking shade becomes your ally. Close windows and blinds during the day to keep out heat. Position fans strategically to pull cool air indoors when cooler air is available. Find the coolest room, preferably on the lower level, and prepare to stay in this area. Keep doors closed to hotter rooms to maintain a temperature-stable environment.

Illumination without the Heat

Even during heat waves, you need a light source for safety. Traditional candles and heat-emitting sources are not recommended (their fire safety risk outweigh their benefits in most scenarios). Opt for glow sticks, LED lights, or electric lanterns. These sources produce minimal heat and offer sufficient illumination. Regularly check and maintain batteries in your light sources to ensure they’re ready when needed.

Promoting Air Circulation

Air circulation aids in even temperature distribution and provides a cooling effect by encouraging sweat evaporation. Fans are indispensable during a heatwave (if you have a backup power source). Battery-operated personal fans and handheld misters can keep you cool. If possible, run fans using backup power sources or solar panels. Placing frozen water bottles in front of fans can enhance the cooling effect.

Cooling Alternatives

With air conditioning units down during power outages, consider cooling alternatives. Evaporative air cooler fans or ice can provide localized cooling. Portable air conditioners are effective but require a substantial amount of power requiring a gas or solar generator. Solar generators offer an “infinite” energy source (as long as you have solar panels and ample sun) to run fans and other cooling systems when paired with solar panels, but they’re not cheap. Evaluate your needs and choose the best cooling solution for your situation.

Dress Smarter

Opt for lightweight, breathable fabrics in light colours. Microfiber cooling towels and loose-fitting clothes will help regulate body temperature. Go topless, if you can, to keep your core area cooler.

Temperature Management

As night falls, assess outdoor temperatures. If it is cooler outside, open windows and doors to ventilate your home and release trapped heat. If you’ve got a power source, position fans strategically to create cross-ventilation. Conversely, shut windows and draw curtains to retain coolness before outdoor temperatures rise again.

Embrace Rest and Relaxation

In extreme conditions, conserving energy is paramount. Avoid strenuous activities that generate body heat, especially during the peak heat of the day (this is why in some countries, people rest during the afternoon (aka siesta). Opt for relaxation and save energy. Cooking should be minimized as it raises indoor temperatures. Opt for no-cook or quickly warmed foods. Hot foods require the body to expend slightly more calories than cold food.

Hydrotherapy

Water is your ally against heat. Soak in cool baths or showers for a cooling effect. Stay hydrated with water, coconut water, or hydrating fluids. If the humidity is medium to low, use a mister to spritz yourself. Run water over your pulse points.

Know Cooling Centres

Identify local cooling centres like malls, hospitals, or community buildings during heatwaves. Seek natural shade in parks with trees or bodies of water.