The Great Thaw, A Homeowners Guide

After weeks of frozen ground, packed snow, and temperatures that barely cracked freezing, the first stretch of warmer days can feel like a gift. The sun comes out. The air softens. You can finally see your lawn again. But here’s what most homeowners don’t realize. Winter damage rarely shows up during the storm. It shows up during the melt.

When everything begins to thaw at once, your home goes through one of the most stressful transitions of the year. And if you know what to look for, you can prevent small issues from turning into expensive repairs.

Let’s talk about what’s actually happening. During deep winter, the ground freezes solid. That means when snow starts to melt, the water has nowhere to go. Instead of soaking into the soil, it runs across the surface. If that water pools near your foundation, it can find its way into tiny cracks or gaps that you didn’t even know were there. That’s why basements often leak during the first warm spell, not during the blizzard. 

Take a walk around your home during this thaw. Look for standing water near the foundation. If you see it, that’s a grading issue. The soil should slope away from your house, not toward it. Over time, soil settles, mulch builds up, and landscaping shifts. The thaw exposes those subtle changes.

Next, check your downspouts. During heavy snow months, they often get buried or knocked loose. When meltwater starts rushing through clogged gutters, it can overflow right next to your foundation. Make sure downspouts extend at least a few feet away from the house. If water is pouring over the edge of your gutters instead of flowing through them, they may be clogged with debris or shingle granules loosened over the winter.

Speaking of roofs, the thaw is when ice dam damage reveals itself. Ice dams form when warm air from your attic melts snow on the roof, which then refreezes at the colder edges, and this season has been the worst for them. During the melt, you might notice staining on ceilings, damp insulation in the attic, or granules collecting near downspouts. Even lifted shingles or small flashing separations can become visible once the snow clears.

It’s also common to see foundation cracks that weren’t noticeable before. Freeze-and-thaw cycles cause expansion and contraction in concrete and masonry. Small hairline cracks are normal. Wider cracks that appear suddenly or show signs of shifting are worth a closer look. The thaw doesn’t create all the damage, it simply reveals what winter stressed.

Driveways and walkways can also show signs of frost heave this time of year. If sections look uneven or edges are crumbling, that’s freeze expansion at work. It may settle back down, but it’s a good time to assess whether repairs will be needed in warmer months.

And don’t forget about your sump pump. If you have one, now is the time to test it. Pour a bucket of water into the pit and make sure it activates properly. The first heavy spring rain combined with melting snow is not the moment you want to discover it isn’t working.

Here’s the bottom line: the first thaw is a diagnostic window. It’s your opportunity to see how your home handled the winter. Most issues we see in early spring started months earlier. The difference between a manageable repair and a costly problem often comes down to catching it early. A small gutter adjustment, a downspout extension, sealing a minor crack, these are simple fixes when addressed promptly.

Winter in Connecticut is tough on homes. That’s just reality. But the homes that weather it best are the ones that get a little attention when the seasons shift. So enjoy the warmer air. Open a window. Take that walk around the yard. And while you’re at it, let the great thaw show you what needs a little care before spring rains arrive.

Bob O’Donnell is the owner of O’Donnell Bros. Inc., a Bristol-based home improvement company established in 1975. Email your questions to info@odonnellbros.com with the subject line “Ask the Pro.” All questions may be considered for publication. For remodeling or home improvement needs, call (860) 589-5155 or visit http://www.odonnellbros.com. Advice is for guidance only.

How to Keep Your Basement Dry During the Winter Thaw

We’ve had weeks of below-zero temperatures and a solid foot of snow parked in our yards. Now the forecast is shifting into the 30s and 40s, and a whole lot of melting is happening. While that feels like progress, it’s actually one of the riskiest times of year for basement moisture problems.

Why? Because all that snow has to go somewhere, and if your home isn’t ready, it often heads straight for your foundation. So here’s how to stay ahead of snowmelt season and keep your basement dry while winter makes its messy exit.

Start with the Foundation

Your foundation is ground zero when the snow starts to melt. Take a walk around your home and look closely for cracks, gaps, or areas where water could sneak in. Even hairline cracks can become entry points once meltwater builds up.

Seal visible cracks with a quality waterproof masonry sealant, and pay attention to where the ground meets your foundation. If the soil has settled and now slopes toward the house, melting snow will follow that path right inside. Long-term, regrading may be needed, but even small fixes now can make a difference.

Clear Snow Away, Especially Now

Snow removal isn’t just about shoveling walkways. As temperatures rise, snow piled along the foundation, bulkhead, or basement windows becomes a slow-release water source.

Pull snow away from:

• Foundation walls

• Basement windows and window wells

• Bulkheads and exterior stairwells

This gives meltwater room to disperse instead of pooling against your home. Think of it as redirecting traffic before there’s a pileup.

Make Sure Gutters Can Handle the Thaw

When snow melts from the roof, gutters and downspouts become critical. If they’re clogged with leaves, ice, or debris, water will overflow and dump straight at your foundation, exactly where you don’t want it.

Check that:

• Gutters are clear and securely attached

• Downspouts are open and directing water several feet away from the house

• Ice hasn’t pulled gutters loose or changed their pitch

This is one of the most common causes of basement water during a thaw and one of the easiest to prevent.

Don’t Ignore Window Wells

Basement window wells love to collect snow, ice, and debris. When everything melts at once, those wells can fill up like a bathtub and leak straight through window frames.

Clear them out now and make sure the drains at the bottom are open and functioning. If you’ve had issues in the past, window well covers can help keep snow and water out altogether.

Prepare from the Inside, Too

If moisture does get in, you want to limit the damage. Interior waterproof coatings on basement walls can help reduce seepage, and a dehumidifier can keep humidity levels under control during the thaw, when damp air is common.

Condensation plus cold surfaces equals moisture, so controlling humidity helps prevent mold and musty smells from taking hold.

Test Your Sump Pump Before You Need It

Snowmelt can overwhelm a sump pump fast. Now is the time to test it, not during the first warm rain on top of melting snow.

Pour water into the sump pit to confirm it turns on, pumps efficiently, and drains properly outside. Clear any debris, and make sure the discharge pipe isn’t blocked by snow or ice.

If your sump pump fails during a thaw, water can rise quickly and cleanup is never fun.

A winter thaw might feel like relief, but it’s also when many homeowners discover problems they didn’t know they had. A little attention now can save you from water damage, mold, and expensive repairs later.

Bob O’Donnell is the owner of O’Donnell Bros. Inc., a Bristol-based home improvement company established in 1975. Email your questions to info@odonnellbros.com with the subject line “Ask the Pro.” All questions may be considered for publication. For remodeling or home improvement needs, call (860) 589-5155 or visit http://www.odonnellbros.com. Advice is for guidance only.

Summer Humidity Can Cause Problems in the Home

Even with all this rain, it won’t be long before summer weather is in full swing.

With New England's heat also comes humidity, a potential problem that every homeowner needs to keep in check. While we can’t control the weather outside, moisture inside can be a major problem, contributing to mold, mildew, and overall dampness, especially in the attic and basement. 

Many homeowners combat humidity by using air conditioners in their houses, and while they can reduce the moisture in the air to some degree, this is by no means their primary function. An air conditioner works by sucking the air from your home, cooling it, and blowing it back into the house. That process does reduce the humidity slightly, but pairing your air conditioner with a dehumidifier is a much smarter option.

A dehumidifier works by pulling the moisture out of the air and storing the excess water in a holding tank. Many people keep dehumidifiers in their basements all year to control the dampness that can often be felt in these underground areas. This is a great idea because controlling the humidity in the part of your home that holds the most water will likely help regulate the rest of the house.  

One way to know if your house holds a lot of moisture is to purchase a simple five-dollar humidity gauge from the local hardware store. Ideally, you want the humidity to be under 50 percent. If it’s higher, you might want to consider using a dehumidifier in the main part of your home, especially on hot summer days and in areas where you spend the most time. 

In addition to cooling the air and decreasing moisture, running a dehumidifier during the hottest parts of the hottest days can also prevent mold and mildew growth, eliminate musty odors in the home, and prevent old pipes from sweating. Plus, you can use the water collected in the tank to give your plants a good drink. 

If you’re thinking that a dehumidifier might be a good solution for you, they come in different sizes and can be used for residential or commercial purposes. Generally, a unit will come in 25, 30, and 40-pint models, and on average a 25-pint unit will be sufficient to operate in a 1,000-square-foot area.

Dehumidifiers generally run on about half the energy of an air conditioning unit, so as long as you don’t run them all day, using one shouldn’t affect your energy bill. Just keep windows and doors closed when you run your unit, and only switch the power on during the most humid time of the day, or when the air is above 50 percent humidity. Also, be aware that dehumidifiers by nature are drying, so try not to run them while you’re occupying the room over a long period of time, like when you’re sleeping at night.

Finally, if you have a dehumidifier, be sure to keep the filter clean. Dust, dirt, and debris can build up, preventing air from flowing freely and potentially circulating mold spores throughout the home. A simple wipe-down with a damp cloth and spray bottle filled with a cleaning solution will do the trick to keep you breathing freely and ensure a longer life for your appliance.

Bob O’Donnell is the owner of O’Donnell Bros. Inc., a Bristol-based home improvement company established in 1975. Email your questions for Bob to info@odonnellbros.com with the subject line “Ask the Pro.” All questions may be considered for publication. To contact Bob for your remodeling needs, call O’Donnell Bros. Inc. at (860) 589-5155 or visit http://www.odonnellbros.com. Advice is for guidance only.