“Golf ball sized hail reported south of Louisa by 911 center. (AKQ)”
— NOAA / SPC storm report
Hail in Louisa · Jul 26, 2026
Convective day · Jul 26, 2026 · noon–noon UTC
Severity
The most severe storm Louisa 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
- 38 /100
- Homes exposed
- 68 /100
- Ground truth
- 17 /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 Louisa saw the hail — from two instruments
Each storm gets two readings: the radar signatures NEXRAD recorded as the cells passed overhead, and a modeled estimate of hail size in the air. They are independent surfaces, so a mismatch between them is expected — and worth reading.
Estimated size field Radar-estimated hail size over the swath. The model reports the biggest stone the storm could sustain in the air; what actually fell may have been smaller.
Only the radar-estimated size surface resolved for Jul 26, 2026 — this storm produced no NEXRAD point detections over Louisa, so there is one map to show, not two.
The storm in context
Where Jul 26, 2026 sits in Louisa's hail record.
This was Louisa's 3rd recorded hail day, arriving 8 days after the Jul 18, 2026 storm. By severity it ranks 1st of the 4 storms we have logged here. Radar put the day's largest stone over Louisa at 1.5" — radar-estimated size aloft.
The Jul 26, 2026 convective day was bigger than Louisa: the same system put hail over 351 other tracked cities, 31 of them in Virginia. Nearest: Mineral (8 miles east, up to 2"); Gordonsville (8 miles west, up to 1.5"); Zion Crossroads (11 miles southwest, up to 1.5").
These maps are stills. In the app this date is one of 4 Louisa 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 reportHigh damage potential
What 1.5" hail means for Louisa roofs.
Hail around an inch and a half is capable of cracking shingles, stripping granules, and denting gutters, vents, and siding. Risk is usually greatest near the strongest radar signal, but property-level damage still requires an on-site inspection.
Radar reading · not confirmed damage
Roofing exposure
What this storm is worth to a roofer.
Potential roof exposure
$29M
Potential roof exposure — 2,375 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.
- Illustrative jobs
- 12 jobs
- Illustrative work
- ~$180K
Close just 0.5% of the 2,375 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
July 2028
Claims from this storm can typically be filed until around July 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 $499 on top of the $150 plan.
Louisa hail history
Other storms in Louisa.
Estimated-size surface Sep 4, 2026
0.75"
Estimated-size surface Jul 18, 2026
0.5"
Estimated-size surface Jul 4, 2026
1.25"The next storm won’t wait for you.
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