Hail in Lynn Center · Apr 13, 2026
Convective day · Apr 13, 2026 · noon–noon UTC
Severity
The 5th most severe storm Lynn Center has seen in the last 12 months
Overview's storm severity score weighs hailstone size, homes in the footprint, and ground-truth reports.
- Peak hail signal
- 13 /100
- Homes exposed
- 25 /100
- Ground truth
- 0 /100
Largest radar-indicated size — a signal of damage potential, not confirmation.
How many homes sit inside the storm's footprint.
Independent storm reports filed with the NWS.
Evidence / storm surfaces
How Lynn Center saw the hail — from two instruments
The maps here read the same storm from two angles — point detections from NEXRAD, and modeled hail size aloft. Where the two disagree is informative: it marks where estimated size outran the signatures, or trailed them.
Estimated size field The modeled maximum hail size across the swath, derived from radar aloft — the largest stone the storm could have supported, which is not necessarily what reached the ground.
Only the radar-estimated size surface resolved for Apr 13, 2026 — this storm produced no NEXRAD point detections over Lynn Center, so there is one map to show, not two.
The storm in context
Where Apr 13, 2026 sits in Lynn Center's hail record.
This was Lynn Center's 1st recorded hail day — the first hail day in our records for the city. By severity it ranks 5th of the 5 storms we have logged here. Radar put the day's largest stone over Lynn Center at 0.5" — radar-estimated size aloft.
The Apr 13, 2026 convective day was bigger than Lynn Center: the same system put hail over 467 other tracked cities, 49 of them in Illinois. Nearest: Geneseo (10 miles northeast, up to 0.5"); Oquawka (33 miles southwest, up to 0.75"); Wyoming (39 miles east, up to 1.25").
These maps are stills. In the app this date is one of 5 Lynn Center storm dates on a live map — both surfaces, the reports, and a replay — and the same map is where you draw the swath. This page rebuilds nightly.
Ground reports
What people on the ground reported
These are storm reports filed with the National Weather Service and released through the NOAA Storm Prediction Center — public-domain observations from spotters, the public, and NWS surveys. We quote each one exactly as filed.
The National Weather Service logged no spotter reports for this storm over Lynn Center. That absence is ordinary — filing a report takes a person on the spot who saw the hail and phoned it in. What stands as the record for this date is the radar above, which caught the storm regardless.
Below the severe threshold
What 0.5" hail means for Lynn Center roofs.
Radar signals under three-quarters of an inch stay below the National Weather Service severe threshold and generally indicate lower roof risk. Older or already-worn materials can still show effects, but radar alone cannot determine whether a specific roof was damaged.
Radar reading · not confirmed damage
Roofing exposure
What this storm is worth to a roofer.
Potential roof exposure
$204K
Potential roof exposure — 17 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.
Claim window
April 2028
Claims from this storm can typically be filed until around April 2028 — the window to reach these homeowners while it's still open. Deadlines vary by policy and state.
Names and phones for every home in the footprint: at most $4 on top of the $150 plan.
Lynn Center hail history
Other storms in Lynn Center.
Estimated-size surface Jul 3, 2026
1.25"
Estimated-size surface Jul 2, 2026
1"
Estimated-size surface Jun 5, 2026
1"
Estimated-size surface May 4, 2026
1.5"The next storm won’t wait for you.
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