“Weather station near Ashley reported 61 mph. (BIS)”
— NOAA / SPC storm report
Hail in Fredonia · Aug 24, 2026
The estimated-size surface reached 1.25" aloft; NEXRAD logged no point detections over Fredonia that day. Open it on the live map to see the swath over the streets.
Convective day · Aug 24, 2026 · noon–noon UTC
Severity
The 5th most severe storm Fredonia 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
- 31 /100
- Homes exposed
- 54 /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 Fredonia saw the hail — from two instruments
Two instruments, one storm: NEXRAD logs the point signatures it detected overhead, while the estimated-size surface models how large the hail aloft could have grown. Agreement between them is not guaranteed — the gaps are where the model ran ahead of, or behind, the detections.
Estimated size field Radar-estimated maximum hail size across the swath, modeled from radar aloft. It reflects the biggest stone the storm could support, which may differ from what actually fell.
Only the radar-estimated size surface resolved for Aug 24, 2026 — this storm produced no NEXRAD point detections over Fredonia, so there is one map to show, not two.
The storm in context
Where Aug 24, 2026 sits in Fredonia's hail record.
This was Fredonia's 5th recorded hail day, arriving 13 days after the Aug 11, 2026 storm. By severity it ranks 5th of the 5 storms we have logged here. Radar put the day's largest stone over Fredonia at 1.25" — radar-estimated size aloft.
The Aug 24, 2026 convective day was bigger than Fredonia: the same system put hail over 232 other tracked cities, 50 of them in North Dakota. Nearest: Kulm (12 miles east, up to 0.75"); Lehr (21 miles north, up to 0.75"); Forbes (22 miles southeast, up to 0.75").
These maps are stills. In the app this date is one of 5 Fredonia 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.
Wind reports
1 reportStorm forensics
How the storm moved
Read from the arrival times and locations of the NOAA ground reports, not a radar-measured storm track.
Reports came from Ashley — beyond Fredonia itself.
Damage-capable hail signal
What 1.25" hail means for Fredonia roofs.
Quarter-size and larger hail can bruise asphalt mats, remove granules, and dent exposed soft metal. The mapped footprint identifies an inspection priority area — it does not identify which individual roofs, if any, sustained damage.
Radar reading · not confirmed damage
Roofing exposure
What this storm is worth to a roofer.
Potential roof exposure
$5.7M
Potential roof exposure — 473 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 473 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
August 2028
Claims from this storm can typically be filed until around August 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 $99 on top of the $150 plan.
Fredonia hail history
Other storms in Fredonia.
Estimated-size surface Aug 11, 2026
1.75"
Estimated-size surface Jul 24, 2026
1.75"
Estimated-size surface Jul 19, 2026
1.5"
Estimated-size surface Jul 9, 2026
2.5"Take your next area into the field.
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