“Corrects previous hail report from Clarkson. (OAX)”
— NOAA / SPC storm report
Hail in Humphrey · May 17, 2026
NEXRAD logged 10 hail signatures up to 2.5"; the estimated-size surface reached 1" aloft. At 2.5" — baseball — this is a severe hail signal associated with roof damage. Open it on the live map to see the swath over the streets.
Convective day · May 17, 2026 · noon–noon UTC
Severity
The most severe storm Humphrey 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
- 63 /100
- Homes exposed
- 54 /100
- Ground truth
- 33 /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 Humphrey 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.
Radar signature field Where NEXRAD flagged hail as the storm passed — point signatures from the radar, which indicate hail overhead rather than confirm what landed.
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.
The storm in context
Where May 17, 2026 sits in Humphrey's hail record.
This was Humphrey's 1st recorded hail day — the first hail day in our records for the city. By severity it ranks 1st of the 8 storms we have logged here. Radar put the day's largest stone over Humphrey at 2.5" — the largest NEXRAD radar signature.
The May 17, 2026 convective day was bigger than Humphrey: the same system put hail over 894 other tracked cities, 185 of them in Nebraska. Nearest: Lindsay (8 miles northwest, up to 1.75"); Leigh (10 miles east, up to 1.75"); Platte Center (11 miles south, up to 1.75").
These maps are stills. In the app this date is one of 8 Humphrey 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.
Hail reports
1 reportWind reports
1 report“personal weather station. (OAX)”
— NOAA / SPC storm report
Storm forensics
How the storm moved
Read from the arrival times and locations of the NOAA ground reports, not a radar-measured storm track.
Hail was reported over 16 minutes, from to .
Reports came from Creston and Platte Center — beyond Humphrey itself.
Severe hail signal
What 2.5" hail means for Humphrey roofs.
Two-inch-plus hail is capable of puncturing shingles, breaking skylights or windows, and heavily denting soft materials. The strongest radar bands warrant prompt inspection, but neither the signal nor the footprint confirms damage at a specific address.
Radar reading · not confirmed damage
Roofing exposure
What this storm is worth to a roofer.
Potential roof exposure
$6M
Potential roof exposure — 498 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.
- Illustrative jobs
- 2 jobs
- Illustrative work
- ~$30K
Close just 0.5% of the 498 homes in this footprint at the average $15,000 roof job. Illustrative math, not a projection — your results depend on your outreach and how the market responds.
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 $105 on top of the $150 plan.
Humphrey hail history
Other storms in Humphrey.
Estimated-size surface Sep 13, 2026
1"
Estimated-size surface Sep 11, 2026
0.5"
Estimated-size surface Aug 12, 2026
0.75"
Estimated-size surface Aug 8, 2026
0.75"
Estimated-size surface Jul 8, 2026
1"
Estimated-size surface Jun 13, 2026
0.75"
Estimated-size surface Jun 12, 2026
1"The next storm won’t wait for you.
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