Naperville, IL

Hail map for Naperville, ILMarch 30, 2026

NOAA radar detected hail up to 1.50″ — half dollar size — within 5 miles of Naperville on March 30, 2026.

Hail swath map for Naperville, IL on March 30, 2026 showing 1.50 inch hail.
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Max hail size
1.50
half dollar
Impact rating
5/10
from stone size
Size bands over the city
2
distinct radar bands
Measured on the ground
1.75
9.9 mi away · Public

Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.

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What people on the ground measured in Naperville, IL on March 30, 2026

21 reports filed with the National Weather Service8 from trained observers or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.

  • 1.75 golf ball size Public
    1 W Oak Brook, IL · 9.9 mi away11:04 PM CDTDuPage County

    Time estimated via radar.

  • 1.75 golf ball size Public
    1 N Hinsdale, IL · 11.3 mi away11:04 PM CDTDuPage County
  • 1.50 half dollar size Public
    2 NNW Downers Grove, IL · 7.0 mi away10:52 PM CDTDuPage County
  • 1.50 half dollar size Trained Spotter
    1 SSW Oak Brook, IL · 10.0 mi away11:04 PM CDTDuPage County

    Time estimated via radar.

  • 1.25 half dollar size Public
    1 ENE Lisle, IL · 5.3 mi away10:50 PM CDTDuPage County

    Photo shared via office service account showed hail ranging from 1 to 1.25 inches in diameter.

  • 1.25 half dollar size Public
    3 NW Romeoville, IL · 7.3 mi away10:26 PM CDTWill County

    Report from mPING: Half Dollar (1.25 in.).

  • 1.25 half dollar size Public
    2 N West Chicago, IL · 9.2 mi away10:36 PM CDTDuPage County

    Video shared on social media shows hail of quarter to half dollar sized hail near the DuPage Airport. Time estimated via radar.

  • 1.25 half dollar size Public
    1 S St. Charles, IL · 11.9 mi away10:29 PM CDTKane County

    Report from mPING: Half Dollar (1.25 in.).

  • 1.25 half dollar size Public
    3 SE Sugar Grove, IL · 14.3 mi away10:18 PM CDTKane County

    Report from mPING: Half Dollar (1.25 in.).

  • 1.00 quarter size Trained Spotter
    2 SSE Naperville, IL · 2.6 mi away10:23 PM CDTDuPage County

    Time estimated via radar.

  • 1.00 quarter size Trained Spotter
    4 NE Aurora, IL · 5.8 mi away10:12 PM CDTDuPage County

    Time estimated via radar.

  • 1.00 quarter size Trained Spotter
    Aurora, IL · 8.6 mi away10:12 PM CDTKane County

    Corrects the time previous hail report from Aurora. Report of nickel to quarter sized hail in Aurora. Time estimated via radar.

  • 1.00 quarter size Public
    5 NNW Plainfield, IL · 9.1 mi away10:22 PM CDTWill County

    Time estimated via radar.

  • 1.00 quarter size Emergency Mngr
    1 NNE Romeoville, IL · 9.8 mi away10:26 PM CDTWill County

    Time estimated from radar.

  • 1.00 quarter size Emergency Mngr
    1 S Oak Brook, IL · 10.5 mi away11:00 PM CDTDuPage County

    Report relayed via EM. Time estimated from radar.

  • 1.00 quarter size Emergency Mngr
    Boulder Hill, IL · 11.3 mi away10:15 PM CDTKendall County

    Time estimated from radar.

  • 1.00 quarter size Emergency Mngr
    2 NW Montgomery, IL · 12.3 mi away10:13 PM CDTKane County
  • 1.00 quarter size Public
    Westchester, IL · 14.0 mi away11:18 PM CDTCook County
  • 1.00 quarter size Fire Dept/Rescue
    La Grange Park, IL · 14.6 mi away11:13 PM CDTCook County

    Time estimated via radar.

  • 1.00 quarter size Public
    La Grange Park, IL · 14.6 mi away11:14 PM CDTCook County

    Report from mPING: Quarter (1.00 in.).

  • 1.00 quarter size Public
    2 W Oswego, IL · 15.0 mi away10:02 PM CDTKendall County

Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.

FAQ

Naperville hail on March 30, 2026

NOAA radar estimated stones up to 1.50 inches — half dollar size — within about 5 miles of Naperville that day, across 2 distinct size bands. Sizes vary street to street inside a single swath.

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