Walter Brown Services

January 21, 2026

Winter Roof Leaks: What Causes Them and How Homeowners Can Prevent Costly Damage

Winter weather can be tough on your home, especially your roof. In Maryland and surrounding areas, freezing temperatures, snow, and ice can create conditions that lead to roof leaks, often when homeowners least expect them. Understanding what causes winter roof leaks and knowing when to take action can help prevent costly repairs and long-term damage.

Why Roof Leaks Are More Common in Winter

Unlike summer storms that cause immediate damage, winter roof leaks often develop slowly. Snow melts during the day and refreezes at night, allowing water to work its way under shingles and into your home. Once moisture gets trapped, it can lead to interior damage, mold growth, and structural issues.

Common Causes of Winter Roof Leaks

Some of the most frequent causes of winter roof leaks include:

  • Ice dams
    Ice dams form when heat escapes from your attic, melting snow on the roof that refreezes at the edges. This buildup prevents proper drainage and forces water beneath shingles.
  • Cracked or damaged shingles
    Freezing temperatures can make shingles brittle, causing cracks or lifting that allow water to penetrate.
  • Flashing issues around chimneys and skylights
    Metal flashing can loosen or crack over time, especially during freeze-thaw cycles.

Warning Signs Homeowners Should Watch For

Early detection can make a big difference. Common warning signs include:

  • Water stains on ceilings or walls
  • Dripping or moisture during snow melt
  • Peeling paint or bubbling drywall
  • Unexplained drafts or cold spots indoors

If you notice any of these issues, it’s important to act quickly.

What You Can Do to Reduce the Risk

Homeowners can take a few preventative steps during winter:

  • Keep gutters clear so melting snow can drain properly
  • Safely monitor snow buildup after heavy storms
  • Avoid attempting roof repairs yourself during icy conditions

While prevention helps, winter roof issues often require professional evaluation.

When to Call a Professional

Winter roofing problems should be addressed by experienced professionals with the right equipment and safety training. Prompt inspections and repairs can prevent minor issues from turning into major damage.

Walter Brown Services has decades of experience helping homeowners protect their roofs through harsh Maryland winters.

Schedule a Winter Roof Inspection

If you suspect a roof issue or want peace of mind this winter, schedule a professional inspection. Addressing problems early can save time, money, and stress while keeping your home safe and dry.