Hail map for Maryland Heights, MO — May 19, 2025
NOAA radar detected hail up to 1.50″ — half dollar size — within 5 miles of Maryland Heights on May 19, 2025.
- 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
- 2.00″
- 8.1 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.
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What people on the ground measured in Maryland Heights, MO on May 19, 2025
14 reports filed with the National Weather Service — 5 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.
- 2.00″ hen egg size Public1 SW Brentwood, MO · 8.1 mi away8:38 PM CDTSt. Louis County
Via Twitter: Photo of 2 inch diameter hail with measurement included.
- 2.00″ hen egg size Trained Spotter1 N Florissant, MO · 8.6 mi away9:01 PM CDTSt. Louis County
Observer estimated wind gusts around 40 mph.
- 1.75″ golf ball size 911 Call CenterSaint Ann, MO · 2.9 mi away8:50 PM CDTSt. Louis County
- 1.75″ golf ball size Law EnforcementFlorissant, MO · 8.0 mi away8:56 PM CDTSt. Louis County
Via Slack: Missouri State Highway Patrol reported golf ball sized hail in Florissant.
- 1.75″ golf ball size Fire Dept/RescueKirkwood, MO · 9.2 mi away8:40 PM CDTSt. Louis County
- 1.50″ half dollar size Public2 WNW Hazelwood, MO · 5.7 mi away8:56 PM CDTSt. Louis County
Via Facebook: 1.5 inch hail measured with ruler.
- 1.50″ half dollar size Trained Spotter1 NNE Berkeley, MO · 6.0 mi away8:58 PM CDTSt. Louis County
- 1.25″ half dollar size Public1 NW Hazelwood, MO · 6.2 mi away8:57 PM CDTSt. Louis County
- 1.25″ half dollar size Trained Spotter1 NNW Hazelwood, MO · 6.2 mi away8:58 PM CDTSt. Louis County
- 1.25″ half dollar size Public1 N Webster Groves, MO · 8.7 mi away8:43 PM CDTSt. Louis County
Report from mPING: Half Dollar (1.25 in.).
- 1.00″ quarter size Public1 WSW Saint Ann, MO · 1.2 mi away8:50 PM CDTSt. Louis County
Via Slack: A few quarter sized hailstones falling east of Maryland Heights.
- 1.00″ quarter size Trained SpotterHazelwood, MO · 6.0 mi away8:45 PM CDTSt. Louis County
- 1.00″ quarter size Public1 SW Frontenac, MO · 6.4 mi away8:38 PM CDTSt. Louis County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Trained SpotterFlorissant, MO · 8.4 mi away9:00 PM CDTSt. Louis 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.
Maryland Heights hail on May 19, 2025
NOAA radar estimated stones up to 1.50 inches — half dollar size — within about 5 miles of Maryland Heights that day, across 2 distinct size bands. Sizes vary street to street inside a single swath.