United States · March 19, 2025

Hail map — March 19, 2025

NOAA radar detected hail of an inch or more over 2 cities across 1 state on March 19, 2025. The largest stones — 1.25″, half dollar size — fell over Ames, IA.

Largest rendered swath of the day: Ames, IA — 1.25″ hail. Each city below has its own map for this storm.
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States hit
1
Cities hit
2
Largest stone
1.25″
half dollar size
Impact rating
4/10
from stone size

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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States hit on March 19, 2025

Every state where NOAA radar put an inch or more of hail over a city that day, biggest stone first.

What people on the ground measured in the US on March 19, 2025

15 reports filed with the National Weather Service — 3 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.

  • 2.00″ hen egg size CO-OP Observer
    3 SW Williams, IN7:48 PM EDTMartin County

    Delayed report. Hailed for about a minute. Larger than ping pong ball but smaller than tennis ball. Time estimated from radar.

  • 2.00″ hen egg size Public
    Lebanon, IN7:53 PM EDTBoone County

    Time estimated by radar.

  • 2.00″ hen egg size Public
    5 NNE Tunnelton, IN8:21 PM EDTLawrence County

    Time estimated by radar.

  • 1.25″ half dollar size Public
    1 NE Ames, IA4:39 AM CDTStory County
  • 1.25″ half dollar size Cocorahs
    Newman, IL5:02 PM CDTDouglas County
  • 1.25″ half dollar size Public
    1 W Oak Lawn, IL5:30 PM CDTCook County

    Report from mPING: Half Dollar (1.25 in.). Time estimated from radar.

  • 1.25″ half dollar size Public
    1 W Hometown, IL5:33 PM CDTCook County

    Report from mPING: Half Dollar (1.25 in.). Time estimated from radar.

  • 1.00″ quarter size Public
    3 SW Fort Calhoun, NE3:07 AM CDTWashington County

    Report from mPING: Quarter (1.00 in.).

  • 1.00″ quarter size Public
    1 NE Iowa Falls, IA5:38 AM CDTHardin County

    report received via social media.

  • 1.00″ quarter size Trained Spotter
    3 ENE Clinton, IA9:05 AM CDTClinton County

    Occurring right now. Coming down heavy.

  • 1.00″ quarter size Trained Spotter
    Lore, IA1:43 PM CDTDubuque County

    Mainly penny sized hail but a few stones around 1 inch.

  • 1.00″ quarter size Public
    3 E Mendota, IL3:26 PM CDTLa Salle County

    Report from mPING: Quarter (1.00 in.).

  • 1.00″ quarter size Public
    3 NNE Lakewood, IL4:10 PM CDTShelby County
  • 1.00″ quarter size Emergency Mngr
    1 NE Romeoville, IL5:06 PM CDTWill County

    Romeoville EMA called in a report of quarter sized with the passing storm.

  • 1.00″ quarter size Public
    2 E Lemont, IL5:18 PM CDTCook County

    Report from mPING: Quarter (1.00 in.).

Showing the 15 largest of 91 hail reports filed that day.

These are verified ground reports, updated 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

US hail on March 19, 2025

NOAA radar put hail of an inch or more over 2 cities across 1 state on March 19, 2025. The largest stones — 1.25 inches, half dollar size — were over Ames, IA. Every state hit is listed on this page, and every city under it.

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