Getting Your Roof Ready for Winter

July 7, 2023

*Updated on November 1st, 2024

As the year draws to a close, it’s easy to overlook the roof over our heads—even though it’s one of our home’s first line of defense against the elements. While it protects your home and family year-round, winter weather can introduce added challenges, from heavy snow and ice to fluctuating temperatures and freezing rain.

Preparing your roof for the colder months not only helps to ensure its durability but also helps prevent costly damage and unexpected repairs when winter conditions are at their peak. Before winter settles in, take these essential steps to ensure your roof is ready to weather the season.

1. Check and clean all of your gutters.

Depending on where you live, your gutters can get quite choked up with debris. We usually think of leaves clogging up gutters but animal nests can sneak in as well, ready to stop the flow of water and create potential ice jams. Ice collecting along your gutters can tear off large portions of the gutters themselves and with it some of the flashing that protects your home from water damage. While you’re at it, make sure your downspouts are prepared for diverting large amounts of snowmelt from your home and not depositing it too close to your foundation.

2. Trim your trees’ low-hanging branches

The less weight the trees surrounding your home are carrying the better. Quite a lot of snow can pile up on branches and if the branch, or even worse, the tree itself, can’t handle the weight that bit of nature can come crashing down with a lot of force. Depending on how tall, broad, and numerous the trees are surrounding your home it may be a good idea to find a local arborist and have them do a consultation on your property.

3. Inspect the planes and slope of your roof.

It might not be readily apparent. Much of our life is spent doing what we usually do each day so sometimes we can overlook the world around us that feels so commonplace. Slight sags, missing or damaged shingles, and debris buildup are all places water, snow, and ice can pool. Ice can expand and contract enough times throughout the winter to put a lot of hurt on the structure of your roof so give it a quick visual inspection and if you think there may need to be a closer look hire a local roofing inspector.

4. Look from the inside out.

To further avoid the risks of ice dams and the potential damage they can cause, proper attic insulation helps to keep the surface of your shingles colder by keeping the warmth of your home away from it. A roofing specialist can examine your insulation and ventilation and let you know if it needs to be replaced, particularly if you experienced an ice dam during the previous winter.

5. Seal Roof Flashing and Check for Gaps

Flashings are the metal strips that cover roof joints, preventing water from seeping in. Over time, flashing can loosen, corrode, or develop small gaps, which can become entry points for moisture, especially during heavy snow or rain. Inspect your flashing around chimneys, vents, and skylights. Reseal or repair any damaged areas to ensure your roof is fully watertight before winter weather sets in.

6. Clear Off Roof Debris

Leaves, branches, and other debris can accumulate on your roof throughout the year. This debris can trap moisture and promote moss or algae growth, leading to decay and possible roof leaks. Clear off any visible debris to reduce the risk of ice dams or water buildup under layers of snow. A clean roof helps improve drainage, allowing snowmelt to flow smoothly off the roof.

7. Test and Insulate Exhaust Vents

Exhaust vents in the attic help regulate temperature and prevent moisture buildup, which can lead to mold or mildew. Poor ventilation can also cause uneven snow melting, contributing to ice dams. Check that all vents are clear and unblocked, and consider adding insulation around them if needed to maintain a balanced attic temperature.

8. Install Heat Cables if Necessary

In areas prone to heavy snow and ice, consider installing heat cables along the edges of your roof. Heat cables help prevent ice dams by creating a clear channel for melting snow to flow off the roof safely. They can be especially helpful if you’ve previously experienced ice dams or have sections of your roof with poor drainage.

9. Check the Chimney for Cracks or Loose Bricks

If your home has a chimney, inspect it for any cracks, missing mortar, or loose bricks. Winter freeze-thaw cycles can exacerbate minor issues, leading to more significant structural problems. Repair any damage before winter to prevent water from seeping in and causing further deterioration.

Conclusion

Preparing your roof for winter is a vital step in protecting your home and ensuring a safe, comfortable season ahead. By taking these proactive measures—cleaning gutters, trimming trees, inspecting for damage, improving insulation, and addressing potential weak spots—you can help your roof withstand the challenges of cold weather, ice, and snow.

A well-prepared roof not only helps prevent costly repairs but also offers peace of mind, knowing your home is equipped to handle winter’s toughest conditions. Before the first snowfall, invest a little time and effort in roof maintenance, so you can enjoy the season worry-free.

Additional Roofing Resources