The short answer
How Storms Hurt Foundations
Storms bring several forces that can stress a foundation. The most common is water. Heavy rain soaks the ground around your home, and the soil expands. That expansion pushes sideways against the concrete walls, which can lead to cracks or bowing. Prolonged wet spells keep the soil heavy, so the pressure stays high for days.
Flooding is another threat. Fast-moving water can wash away the soil that supports the foundation, leaving gaps underneath. That loss of support can cause the foundation to settle unevenly, which shows up as cracks in walls or floors. Storm debris, like tree branches, can also strike the foundation and chip or crack it. Even hail, in severe storms, can damage exposed concrete.
Signs to Watch For
After a big storm, you should look for clues that the foundation may have been stressed. Check the walls in your basement or crawl space for new or widening cracks. Look at the floors for any sagging or uneven spots. Doors and windows that suddenly stick or do not close properly can also signal that the foundation has moved.
Outside, examine the ground around the foundation. If you see areas where soil has washed away or settled lower than before, that is a red flag. Also, check for water pooling near the walls, since that keeps the soil saturated. If you notice any of these signs, you may want to have a professional inspect the foundation to assess the extent of the issue.
What to Do Right After the Storm
Act quickly to limit further damage. Start by diverting any standing water away from the foundation. Clear gutters and downspouts so they carry rainwater well away from the walls. If you can, move loose debris that might be pressing against the foundation. These simple steps can reduce the ongoing stress from moisture.
When to Call the Pros
You do not need to panic after every storm, but certain situations call for professional help. If you see large or widening cracks, especially ones that are horizontal or stair-stepped, that is a reason to have an inspection. If the foundation looks visibly shifted or if water is entering your basement, the pros should look at it. These signs can indicate structural stress that needs attention.
Preventing Future Storm Damage
You can take steps to make your foundation more resilient to storms. Ensure your property slopes away from the house so rainwater does not pool near the walls. Keep gutters and downspouts in good working order, and consider extending downspouts further from the foundation. Planting water-loving shrubs or installing a French drain can also help manage excess moisture.
- Check for new cracks in basement walls or floors
- Look for uneven settling of the foundation
- Ensure downspouts direct water at least 5 feet away
- Clear debris from around the foundation after storms
- Monitor soil levels for signs of erosion
- Keep a record of any storm damage with photos
Does Insurance Cover Foundation Damage?
Homeowners insurance may help with foundation damage caused by a storm, but it is not automatic. Policies vary, and your insurer decides what is covered. Some policies cover sudden events like a fallen tree, while others exclude gradual damage from water seepage or settling. You need to check your specific policy to understand what is included.
If you suspect storm damage, document everything and contact your insurance company as soon as you can. They will likely send an adjuster to assess the damage. Be honest about what you see and share your photos and notes. The outcome depends on the policy language and the cause of the damage, so coverage is not automatic. Your insurer makes the final call on what is included.
- Read your policy to see what storm damage is covered
- Take photos before you make any repairs
- Report the damage to your insurer promptly
- Keep receipts for any temporary fixes you make
- Ask your insurer about coverage for water seepage
- Understand that flood damage may need separate coverage
Talk to someone now
Water keeps spreading into floors and walls, so it is worth acting early. Calls are answered 24/7.
Call Now (360) 685-7801Frequently asked questions
How soon after a storm should I check my foundation?
You should check within a day or two after the storm passes. Look for new cracks, water pooling, or shifted soil. Acting quickly helps you catch problems early and document them for insurance purposes. If you see obvious damage, you may want to have a professional inspect it soon.
Can a small crack in my foundation become a big problem?
Yes, even small cracks can widen over time, especially if water keeps getting in. Water can freeze and expand, making the crack worse. Sealing small cracks early can prevent them from growing. If you are unsure about a crack, a professional inspection can tell you if it needs attention.
Should I fix foundation damage myself or hire a pro?
Small cosmetic cracks might be manageable with DIY sealant, but structural issues need professional help. If you see large cracks, bowing walls, or uneven floors, do not try to fix them yourself. The pros have the tools and knowledge to assess and repair foundation problems safely. Your safety and the home's stability matter most.
More questions and answers
- How Do Flood Waters Damage a Home's Foundation?
- Why Do Some Homes Have to Be Demolished After Storm Damage?
- Can Lightning Damage a Home's Foundation?
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