The short answer
Common Leak Sources After a Storm
Pinpointing the water entry point is the first step. Start by checking your roof for missing or damaged shingles, especially around flashing for chimneys and vents. Examine your attic for any signs of water stains or damp insulation. Outside, ensure your gutters and downspouts are clear and direct water several feet away from your foundation.
Look for cracks in your home's exterior siding or brickwork. Check that window and door seals are intact. Inside, feel for damp spots on walls or ceilings. Pay special attention to areas below bathrooms or kitchens, as plumbing leaks can worsen with rain pressure. A systematic inspection helps identify the problem area.
- Roof leaks from damaged shingles or flashing.
- Clogged or detached gutters causing overflow.
- Cracks in the foundation or exterior walls.
- Poor sealing around windows and doors.
- Plumbing vent stack leaks on the roof.
- Improper ground sloping toward the house.
Risks of Ignoring the Musty Odor
That persistent mold smell signals an ongoing issue. Ignoring it allows mold to spread, which can weaken structural elements like wooden studs and floor joists. Over time, this can compromise your home's integrity and lead to very costly repairs. The damp environment can also attract pests like termites and carpenter ants.
More importantly, mold exposure can affect your health. For some people, it can trigger allergy symptoms, asthma attacks, or respiratory irritation. If you or your family members start experiencing unexplained coughing, headaches, or congestion that improves when you leave the house, the mold could be a contributing factor. It is a problem that typically gets worse, not better, on its own.
Steps to Take Immediately
Your first action is to find and stop any active water intrusion. If you locate a leak, contain it with a bucket and try to temporarily patch it from the outside if safe to do so. Move furniture and belongings away from the wet area. Increase ventilation by opening windows and using fans, but only if it is not raining outside.
You should then contact local water damage pros for a professional assessment. They have tools like moisture meters and infrared cameras to find hidden dampness you might miss. They can also determine the extent of any mold growth. Do not attempt to clean large areas of visible mold yourself, as disturbing it can spread spores.
Professional Mold and Moisture Remediation
For a lasting solution, the source of moisture must be permanently fixed. This could involve roof repair, re-grading your yard, or sealing foundation cracks. A qualified contractor like a roofer or handyman can handle these repairs. Only after the leak is stopped should the indoor cleanup and drying process begin.
Local water damage pros follow specific protocols for mold remediation. They contain the affected area to prevent cross-contamination, safely remove ruined porous materials, and use industrial-grade air scrubbers and dehumidifiers to dry the structure thoroughly. Their goal is to return your home to a dry, stable condition so mold cannot regrow.
Talk to someone now
Phones are answered 24/7 for DeSoto and nearby communities.
Call Now (469) 209-4452Frequently asked questions
Is the smell dangerous to my health?
The smell itself is not toxic, but it indicates mold is present. Mold exposure can cause allergic reactions, asthma flare-ups, and respiratory issues in sensitive individuals. If you feel unwell, see a doctor. The underlying moisture problem needs to be resolved for your home's and your family's health.
Will the smell go away if I just air out the house?
Airflow may temporarily reduce the odor, but it will not solve the problem. The smell comes from active mold growth within damp building materials. Until the hidden moisture source is found and eliminated, and the mold is properly remediated, the musty smell will keep returning, especially after the next rain.
Does homeowners insurance cover mold from a rain leak?
Coverage depends entirely on the source and your specific policy. Sudden, accidental water damage from a storm may be covered, but mold resulting from long-term neglect often is not. Policies vary, and your insurer decides what is covered. Review your policy and report the damage promptly to start the claims process.