Verified storm · closed

1.1–1.4" hail crossed Madison County, OH — March 23, 2026

Measured against the NOAA MRMS national radar feed on its 2-minute cycle — a verified event, not a forecast.

Storm stats

CountyMadison County, OH
Max hail (MESH)1.4"
Mean hail (MESH)1.1"
Swath area11 mi² (28 km²)
Radar cells (~1 km grid)39
First radar detection2026-03-23 03:00 UTC
Last radar detection2026-03-23 03:00 UTC
Verified2026-03-23 03:00 UTC
Swath centroid39.9468, -83.5060
Storm IDsw_c62adc21

Address lookup — $8

Was your address under this swath?

Enter any US address — we build the full radar-verified report, this storm included, with hail sizes measured at the address. $8 one-time; the industry charges $14.95–$30 for a 3-mile-radius answer.

US ADDRESSES · GEOCODED VIA US CENSUS · WHY $8 WHEN OTHERS CHARGE $30 →

Every roof under this swath, one API call.

Get the property list for this storm — every affected parcel with roof age, owner-occupancy, and measured hail exposure. Free API key, 2 free trial credits, no card.

curl "https://swathapi.com/v1/swaths/sw_c62adc21/properties?roof_age_min=10" \
  -H "Authorization: Bearer sk_..."
Get a free API key Read the docs

ASK CLAUDE OR CHATGPT ABOUT THIS STORM — SWATH WORKS INSIDE YOUR AI. CONNECT THE MCP SERVER

Want this every morning?

The Daily Swath — every verified storm, mapped, in your inbox at 9am ET.

Madison County, OH — verified storm record

Swath has 2 radar-verified hail storms on record for Madison County, OH going back to March 2026, the largest measuring 2.23″. Every one was measured against NOAA MRMS radar — not estimated, and not a forecast.