Hail Map with Reports for Dayton, OH

Key facts

Public reports listed: 1 hail · 20 wind · 0 tornado.

Largest public hail report: 2.00 inches. This is a reported observation, separate from the radar estimate above.

Story starter

HailGeeks’ map for Dayton, OH, on September 20, 2026 shows radar-derived hail estimates up to 1.75 inches. The mapped hail area covers approximately 609 square miles and includes an estimated 24,265 single-family homes. These figures describe potential exposure to hail, not confirmed property damage.

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According to HailGeeks, radar data indicates hail may have fallen near Dayton, OH, on September 20, 2026. The largest mapped hail estimate was 1.75 inches. The map shows potential hail exposure. It does not confirm damage to homes or other property.

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Public storm reports are observations at specific locations and may be preliminary. They are separate from radar estimates. No listed reports does not mean no hail occurred. Event status describes processing, not a weather warning or an all-clear.

Credit & map caption

Source: HailGeeks, using NOAA NEXRAD radar data and NWS/SPC public storm reports. https://www.hailgeeks.com/maps/125297/dayton-oh/September-20-2026/

Radar-derived hail estimates near Dayton, OH, for September 20, 2026. The mapped area shows potential exposure, not confirmed property damage. Map: HailGeeks.

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Key figures for this event

The footprint is the area where radar indicates hail may have fallen. Each figure below describes that area.

Local breakdown: counties, cities and ZIP codes

Use these tables to identify the communities in the mapped hail area. Home counts cover the portion of each location inside that area, not all homes in the county, city or ZIP code.

Counties 17

Cities 12

ZIP codes 33

Housing exposure by estimated hail size

Each row groups properties by the estimated hail diameter at their mapped location. For example, 0.50–0.75″ denotes a hail-size band in inches. Multifamily counts represent properties, not individual dwelling units.

Hail area and population by estimated hail size

Each row shows the area and estimated resident population within a hail-size band. Rounded area rows may differ slightly from the event total.

Reported observations: hail, wind and tornadoes

Reports listed for this event from the National Weather Service (NWS) and Storm Prediction Center (SPC). They describe observations at specific locations, rather than conditions throughout the hail area. Reports may be preliminary and may be revised. Report times use Central Time (CT).

Largest public hail report: 2.00 inches

Historical context: other hail events

Other hail events listed for the same region. Use them as historical context; their dates, hail sizes and home counts are separate from the event above.

6 maps · Sep 3, 2026–Sep 19, 2026 · Hail range 0.75–1.75″