El Niño can affect weather patterns across the country, and some areas may see wetter-than-usual winter conditions. That doesn’t mean every city will get heavy rain, but it’s a good reason to check your home for leaks, drainage issues, and other problems before stormy weather arrives.
According to NOAA’s Climate Prediction Center, El Niño can influence winter precipitation patterns across the United States. Depending on your location, extra rain could put added strain on gutters, roofs, drains, and the ground around your house.

Clogged Gutters
Leaves, dirt, and twigs can block gutters, leaving rainwater to spill over the edges instead of flowing toward the downspouts. Clear the debris and check for loose brackets, sagging sections, or gutters pulling away from the house before heavy rain sets in.
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Downspouts Draining Too Close to the House
Downspouts need to carry roof runoff away from your home rather than releasing it beside the foundation. FEMA recommends checking where downspouts release water, so walk around your property and look for areas where runoff collects or flows back toward the building.
Related: California Could Face a Major El Niño—Check These Trouble Spots Around Your Home
Small Roof Problems
A damaged shingle or minor leak may go unnoticed during dry weather, but prolonged rain can turn it into an expensive repair. Look for missing roofing materials and indoor water stains, and have a qualified roofer inspect any suspected damage rather than climbing onto the roof yourself.
Related: 15 Clever Ways to Stay Cool Without Sending Your Energy Bill Through the Roof
Water Collecting Around the Foundation
Walk around your house after rain and check whether the ground slopes away from the foundation or leaves puddles beside the walls. Fill in suitable low spots, address drainage problems, and have any recurring basement leaks or foundation cracks assessed before the next wet spell.
A Sump Pump That Hasn’t Been Tested
If your home has a sump pump, test it before the rainy season to check that it starts and removes water as expected. Since an outage can stop some pumps from working, consider a suitable backup system and arrange repairs if the pump makes unusual noises or fails to run.
Trees and Branches Close to the House
Heavy rain can saturate the soil, while strong winds may break weak branches or destabilize trees near buildings. Look for dead limbs, damaged trunks, and branches hanging over your roof or driveway, and contact a qualified tree professional if you spot a potential hazard.
Related: These 8 Popular Trees Are Known for Aggressive Roots—and Costly Repairs
Outdoor Drains and Water Flow
Leaves and rubbish can block outdoor drains, driveway channels, and other spots where stormwater needs to pass. Clear debris you can safely reach, and watch where water moves during ordinary rain so you can spot pooling or drainage problems before a heavier storm arrives.
Your Insurance Coverage
Home maintenance can help limit damage, but it’s also worth checking what your insurance policy covers before a storm hits. Standard homeowners insurance often excludes flood damage, so review your policy and ask your insurer about coverage gaps, separate flood insurance, and any waiting periods.
A few checks now can help you catch small problems before extended rainfall makes them worse. Keep an eye on local forecasts and weather alerts, since El Niño’s effects vary by region and seasonal outlooks can’t predict exactly how much rain your neighborhood will receive.

