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Storm Event Report

Oak Brook, IL Hail and Wind Storm Report

Jul 27, 2026 | Oak Brook, DuPage County, IL | 2026-07-27 severe weather window

Oak Brook, IL storm report for 2026-07-27. We found 2 hail reports (max 2.00 in) and 0 wind/tornado reports (peak none measured, including 0 tornado reports).

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Impacted Places

Oak Brook

Hail Stats

Max Report
2.00 in
Reports
2
Severe Reports
2

Wind Stats

Reports
0
Tornado Reports
0

Verified Event Log (5-Year Window)

DateHazardIntensityDistanceLocationSource
2026-07-27hail2.00 in-Oak Brook, ILNOAA SPC
2026-07-27hail1.75 in-Oak Brook, ILNOAA SPC

Photo shared on social media showing a hailstone roughly two inches in diameter. (LOT)

Public report of golf ball size hail in Oak Brook. Time estimated by radar. (LOT)

Report Highlights

  • Oak Brook recorded 2 hail reports on 2026-07-27.
  • 0 wind/tornado reports were also observed in the same convective window.
  • Oak Brook recorded 0 wind/tornado reports on 2026-07-27.
  • 2 hail reports provide companion context for mixed-hazard risk.

Data & Methodology

Noaa Spc
2
  • Derived from NOAA SPC daily severe weather reports.

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Timeline

  1. 2026-07-27T17:08:00Z

    Hail 2.00 in

    Photo shared on social media showing a hailstone roughly two inches in diameter. (LOT)

  2. 2026-07-27T16:54:00Z

    Hail 1.75 in

    Public report of golf ball size hail in Oak Brook. Time estimated by radar. (LOT)