Hail in Parsons · May 18, 2026
Convective day · May 18, 2026 · noon–noon UTC
Severity
The 14th most severe storm Parsons 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
- 19 /100
- Homes exposed
- 26 /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 Parsons saw the hail — from two instruments
We map this storm two ways: the NEXRAD radar signatures the storm produced overhead, and the radar-estimated size of the hail in the air. The two surfaces don’t have to match — where they diverge is where estimated size aloft ran ahead of, or behind, what the signatures caught.
Radar signature field NEXRAD radar signatures — the point detections the storm produced overhead. A signature is where the radar saw hail, not a confirmed stone on the ground.
Only the NEXRAD radar-signature surface resolved for May 18, 2026 — the estimated-size swath had no hail signal to model for this storm, so there is one map to show, not two.
The storm in context
Where May 18, 2026 sits in Parsons's hail record.
This was Parsons's 10th recorded hail day, arriving 20 days after the Apr 28, 2026 storm. By severity it ranks 14th of the 17 storms we have logged here. Radar put the day's largest stone over Parsons at 0.75" — the largest NEXRAD radar signature.
The May 18, 2026 convective day was bigger than Parsons: the same system put hail over 726 other tracked cities, 258 of them in Kansas. Nearest: Oswego (9 miles southeast, up to 0.75"); Girard (13 miles northeast, up to 0.5"); Erie (17 miles north, up to 0.75").
These maps are stills. In the app this date is one of 17 Parsons 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.
For this storm over Parsons, the NWS report log is empty — a common outcome, since ground reports only happen when someone witnesses the hail and takes the time to call it in. The detection record for the date lives in the radar maps above.
Near the severe threshold
What 0.75" hail means for Parsons roofs.
A signal this size sits near the National Weather Service severe threshold. Aging shingles and soft metals such as vents, flashing, and gutters may be more vulnerable; roof age, wind, and material condition all matter, and only an inspection can confirm damage.
Radar reading · not confirmed damage
Roofing exposure
What this storm is worth to a roofer.
Potential roof exposure
$216K
Potential roof exposure — 18 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.
Claim window
May 2028
Claims from this storm can typically be filed until around May 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.
Parsons hail history
Other storms in Parsons.
Estimated-size surface Sep 12, 2026
0.75"
Estimated-size surface Jul 10, 2026
1"
Estimated-size surface Jun 25, 2026
4"
Estimated-size surface Jun 21, 2026
0.5"
Estimated-size surface Jun 16, 2026
1"
Estimated-size surface Jun 7, 2026
0.5"
Estimated-size surface May 31, 2026
1"
Estimated-size surface Apr 28, 2026
1.5"
Estimated-size surface Apr 26, 2026
2.5"
NEXRAD surface Apr 23, 2026
Estimated-size surface Apr 17, 2026
3.25"
Estimated-size surface Apr 15, 2026
1.75"
Estimated-size surface Apr 3, 2026
1"
Estimated-size surface Mar 10, 2026
0.5"
Estimated-size surface Mar 6, 2026
1"
Estimated-size surface Mar 4, 2026
1.5"The next storm won’t wait for you.
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