Spring 2026 Storm Season Forecast: Chicagoland Homeowner Prep Guide

2026 Storm Season: What Chicagoland Homeowners Need to Know

The 2026 storm season has already announced itself emphatically. The March 10 Kankakee EF-3 tornado and the massive hail event that dropped potential state-record 6.10-inch stones on Darien are stark reminders that severe weather in the Midwest is not a matter of if but when. With peak severe weather season running April through August, now is the time to prepare your property.

Meteorologists are forecasting an active severe weather season for the Illinois, Wisconsin, and Indiana corridor. La Nina conditions and above-average Gulf moisture are creating ingredients for frequent severe thunderstorm development through summer 2026.

What the Forecast Means for Your Property

An active storm season means increased probability of hail damage to roofing materials and siding, wind damage to roof edges, fascia, and soffit, fallen trees and branches on structures, water intrusion from overwhelmed drainage systems, and power outage damage to sump pumps leading to basement flooding.

For homeowners across Chicago, Naperville, Aurora, Schaumburg, Joliet, Rockford, proactive preparation significantly reduces repair costs and insurance headaches.

Pre-Season Property Inspection Checklist

Roof Inspection

Check for missing, cracked, or curling shingles visible from the ground. Look for granule accumulation in gutters indicating shingle deterioration. Inspect flashing around chimneys, vents, and skylights for gaps. Check attic for signs of previous water intrusion. If your roof is over 15 years old or has been through multiple hail events, a professional inspection is essential. Allied provides free roof inspections throughout our service area.

Siding and Exterior

Walk your property and inspect all siding for cracks, warping, loose panels, and previous hail dents. Check caulking around windows and doors. Ensure weep holes at the base of brick veneer are clear. Inspect soffit and fascia for looseness or damage.

Trees and Landscaping

Dead or dying trees are the number one source of preventable storm damage to homes. Walk your property and identify dead branches overhanging your roof or power lines. Look for trees leaning toward your home, split trunks, or mushroom growth at the base indicating root decay. In Chicagoland, the emerald ash borer has killed millions of ash trees. If a tree strikes your home, our emergency tree removal crews respond within one hour.

Gutters and Drainage

Clean gutters and downspouts completely. Check that downspout extensions direct water at least six feet from your foundation. Inspect your sump pump and backup battery system. Proper drainage prevents the water damage that causes the most expensive and disruptive repairs.

After a Storm: Critical First Steps

When severe weather hits your area, stay inside until the storm passes completely. Check for injuries and call 911 if needed. Do not approach downed power lines. Walk your property and photograph all visible damage immediately. Call your insurance company to report the loss. Contact Allied Emergency Services for emergency stabilization including emergency tarping and board-up. We bill emergency mitigation directly to your insurance company on approved claims.

Cities We Serve

Allied Emergency Services provides storm damage restoration across the greater Midwest including Elgin, Arlington Heights, Bolingbrook, Plainfield, Waukegan, Milwaukee, Madison, Kankakee, and over 150 additional communities. Call (800) 792-0212 or text ESTIMATE to (844) 907-2546.