Hail map for Arnold, MO — May 19, 2025
NOAA radar detected hail up to 1.00″ — quarter size — within 5 miles of Arnold on May 19, 2025.
- Max hail size
- 1.00″
- quarter
- Impact rating
- 3/10
- from stone size
- Size bands over the city
- 1
- distinct radar bands
- Measured on the ground
- 2.00″
- 12.3 mi away · Public
Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
Work Arnold on the live hail map
- The whole state around Arnold, with this swath already on it
- Three years of hail swaths, filterable by stone size
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Did hail hit your address?
This page covers Arnold as a whole. Check your own address to see every storm on record for your roof — the date and the stone size for each one — and we'll email you the full report to keep.
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What people on the ground measured in Arnold, MO on May 19, 2025
4 reports filed with the National Weather Service. 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 Public1 SW Brentwood, MO · 12.3 mi away8:38 PM CDTSt. Louis County
Via Twitter: Photo of 2 inch diameter hail with measurement included.
- 1.75″ golf ball size Fire Dept/RescueKirkwood, MO · 10.4 mi away8:40 PM CDTSt. Louis County
- 1.25″ half dollar size Public1 N Webster Groves, MO · 11.6 mi away8:43 PM CDTSt. Louis County
Report from mPING: Half Dollar (1.25 in.).
- 1.00″ quarter size Public1 SW Frontenac, MO · 13.2 mi away8:38 PM CDTSt. Louis County
Report from mPING: Quarter (1.00 in.).
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.
Arnold hail on May 19, 2025
NOAA radar estimated stones up to 1.00 inches — quarter size — within about 5 miles of Arnold that day, across 1 distinct size band. Sizes vary street to street inside a single swath.