United States · July 18, 2024

Hail map — July 18, 2024

NOAA radar detected hail of an inch or more over 3 cities across 2 states on July 18, 2024. The largest stones — 1.00″, quarter size — fell over Chapel Hill, NC.

Hail swath map for Chapel Hill, NC on July 18, 2024 showing 1.00 inch hail.
Largest rendered swath of the day: Chapel Hill, NC 1.00″ hail. Each city below has its own map for this storm.
States hit
2
Cities hit
3
Largest stone
1.00
quarter size
Impact rating
3/10
from stone size

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

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States hit on July 18, 2024

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 July 18, 2024

9 reports filed with the National Weather Service6 from trained spotters or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.

  • 1.50 half dollar size Public
    1 ESE Durand, VA3:16 PM EDTGreensville County

    Vehicles damaged.

  • 1.25 half dollar size Trained Spotter
    9 S Last Chance, CO7:34 PM MDTWashington County

    Delayed Report.

  • 1.00 quarter size Law Enforcement
    3 WNW Pleasant Shade, VA2:52 PM EDTBrunswick County
  • 0.75 penny size Trained Spotter
    33 N Cheyenne, WY5:20 PM MDTLaramie County
  • 0.70 penny size Public
    1 S Middle Verde, AZ4:05 PM MSTYavapai County

    Social media report of dime size hail.

  • 0.25 penny size Trained Spotter
    15 W Montrose, CO1:45 PM MDTMontrose County

    0.32 inches of rain in 15 minutes.

  • 0.25 penny size Trained Spotter
    4 NNE Vallecito, CO2:15 PM MDTLa Plata County

    0.38 inches rain in half an hour.

  • 0.25 penny size Trained Spotter
    Wallace, KS7:02 PM CDTWallace County

    Spotter in the town of Wallace reported extremely heavy rain and intermittent pea sized hail. No hail accumulation.

  • 0.25 penny size Trained Spotter
    1 ENE Claypool, AZ5:56 PM MSTGila County

    Hail of 1/4 inch diameter observed near Highway 60 and Highway 188. Heavy rain accompanied the hail as well causing street flooding.

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

US hail on July 18, 2024

NOAA radar put hail of an inch or more over 3 cities across 2 states on July 18, 2024. The largest stones — 1.00 inches, quarter size — were over Chapel Hill, NC. Every state hit is listed on this page, and every city under it.

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