“Delayed report. Facebook video of quarter sized hail in Gustine. (FWD)”
— NOAA / SPC storm report
Hail in Hamilton · May 10, 2026
NEXRAD logged 76 hail signatures up to 4"; the estimated-size surface reached 3.25" aloft. At 4" — softball or larger — 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 10, 2026 · noon–noon UTC
Severity
The most severe storm Hamilton 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
- 100 /100
- Homes exposed
- 58 /100
- Ground truth
- 100 /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 Hamilton 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.
Estimated size field Maximum hail size as estimated from radar aloft. Treat it as the storm's ceiling — the largest supportable stone — rather than a ground measurement.
The storm in context
Where May 10, 2026 sits in Hamilton's hail record.
This was Hamilton's 7th recorded hail day, arriving 11 days after the Apr 29, 2026 storm. By severity it ranks 1st of the 12 storms we have logged here. Radar put the day's largest stone over Hamilton at 4" — the largest NEXRAD radar signature.
The May 10, 2026 convective day was bigger than Hamilton: the same system put hail over 350 other tracked cities, 259 of them in Texas. Nearest: Energy (7 miles north, up to 3"); Gustine (9 miles northeast, up to 3"); Priddy (9 miles southwest, up to 1").
These maps are stills. In the app this date is one of 12 Hamilton 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
5 reports“Delayed report. Hamilton VFD reports baseball sized hail 4 miles north of Hamilton on HWY 281. (FWD)”
— NOAA / SPC storm report
“Corrects previous hail report from 9 WSW Cranfills Gap. Media chaser measured 4.5 inch diameter hail just east of Hwy 22 and CR 224 intersection. (FWD)”
— NOAA / SPC storm report
“Photo showed 2 inch diameter hail in Lanham. (FWD)”
— NOAA / SPC storm report
“Facebook report of baseball size hail on CR 414. (FWD)”
— NOAA / SPC storm report
Wind reports
1 report“AWOS station KMNZ Hamilton Muni. (FWD)”
— 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.
The storm tracked southeast at roughly 35 mph, based on the timing of ground reports.
Hail was reported over 52 minutes, from to .
Reports came from Gustine and Cranfills Gap — beyond Hamilton itself.
Severe hail signal
What 4" hail means for Hamilton 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
$9.3M
Potential roof exposure — 777 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.
- Illustrative jobs
- 4 jobs
- Illustrative work
- ~$60K
Close just 0.5% of the 777 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 $163 on top of the $150 plan.
Hamilton hail history
Other storms in Hamilton.
Estimated-size surface Jul 6, 2026
1.5"
Estimated-size surface Jun 6, 2026
2.5"
Estimated-size surface May 24, 2026
0.5"
Estimated-size surface May 22, 2026
0.5"
Estimated-size surface May 19, 2026
1"
Estimated-size surface Apr 29, 2026
2.5"
Estimated-size surface Apr 18, 2026
2.5"
NEXRAD surface Apr 12, 2026
0.75"
Estimated-size surface Mar 10, 2026
0.5"
Estimated-size surface Mar 4, 2026
1.75"
Estimated-size surface Feb 14, 2026
0.75"The next storm won’t wait for you.
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