Tornado 4 mi ESE of Riverdale
A brief stovepipe tornado was observed southwest of Riverdale. No known damage to evaluate and no other information available. By National Weather Service policy the tornado is rated EF-U (Unknown).
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After a storm, the first steps are safety, documentation and stopping further water damage. Photograph the damage from the ground, cover openings with a tarp, keep receipts and report the loss to your insurer.
For McLean County, NOAA lists 17 hail reports (largest 2.5 in), 32 damaging-wind reports (up to 87 mph) and 5 tornado reports from January 2024 to June 2026. These count reports, not damaged roofs.
A brief stovepipe tornado was observed southwest of Riverdale. No known damage to evaluate and no other information available. By National Weather Service policy the tornado is rated EF-U (Unknown).
Personal weather station reported wind gusts up to 70 mph.
The tornado touched down about a mile west of Mercer near a farmstead which it then passed through. At this farmstead, the tornado caused extensive tree damage to the property with many branches and trees snapped, and a large tree...
Source: NOAA NCEI Storm Events Database, data through Jun 30, 2026. All storm reports for Mercer
| Job | Typical US range |
|---|---|
| Emergency tarp / temporary cover | $300 – $1,500 |
| Minor roof repair (leak, flashing, a few shingles) | $350 – $1,500 |
| Larger repair or partial re-roof | $1,500 – $5,000 |
National planning ranges for an average ~2,000 sq ft home, not quotes. Local labor, roof pitch, layers to remove, materials and permits change the price.
Stay off the roof, take dated photos from the ground, make temporary repairs to prevent more damage, and call your insurer.
Policies often set a deadline, commonly within a year of the loss and sometimes sooner. Check your policy.
Many cities and counties require a building permit for roof work; the roofing company normally pulls it. Ask who is responsible and request a copy. Check with the McLean County building department for local rules.
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