Hail map for Affton, MO — May 16, 2025
NOAA radar detected hail up to 1.00″ — quarter size — within 5 miles of Affton on May 16, 2025.
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- 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
- 2.50″
- 11.0 mi away · Trained Spotter
Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
Did hail hit your address?
This page covers Affton 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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Other towns hit on May 16, 2025
What people on the ground measured in Affton, MO on May 16, 2025
26 reports filed with the National Weather Service — 4 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.
- 2.50″ hen egg size Trained Spotter1 W Normandy, MO · 11.0 mi away2:46 PM CDTSt. Louis County
Photo submitted via email. Hail fell near Clearview and Hatherly in north city.
- 2.00″ hen egg size PublicUniversity City, MO · 8.2 mi away2:46 PM CDTSt. Louis County
Photo submitted via social media.
- 2.00″ hen egg size Public2 E Chesterfield, MO · 13.5 mi away2:26 PM CDTSt. Louis County
- 2.00″ hen egg size Local Official1 ENE Chesterfield, MO · 14.4 mi away2:24 PM CDTSt. Louis County
City of Chesterfield official submitted a photo of 2 inch hail.
- 1.75″ golf ball size Trained Spotter1 ENE Olivette, MO · 9.0 mi away2:46 PM CDTSt. Louis County
Photo submitted via email.
- 1.75″ golf ball size Public1 SW Saint John, MO · 11.0 mi away5:15 PM CDTSt. Louis County
- 1.75″ golf ball size Public1 SW Saint John, MO · 11.0 mi away2:37 PM CDTSt. Louis County
Corrects previous hail report from 1 SW Saint John.
- 1.75″ golf ball size Public2 E Chesterfield, MO · 13.5 mi away2:27 PM CDTSt. Louis County
Report from mPING: Golf Ball (1.75 in.).
- 1.50″ half dollar size Public1 NW Clayton, MO · 6.9 mi away2:54 PM CDTSt. Louis County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.50″ half dollar size Public1 SE Olivette, MO · 7.8 mi away2:43 PM CDTSt. Louis County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.50″ half dollar size Public1 SW Saint John, MO · 11.0 mi away2:44 PM CDTSt. Louis County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.50″ half dollar size Public1 NE Chesterfield, MO · 14.8 mi away2:33 PM CDTSt. Louis County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.25″ half dollar size Public1 SE Overland, MO · 9.7 mi away2:35 PM CDTSt. Louis County
- 1.25″ half dollar size Public1 N Town And Country, MO · 10.1 mi away2:32 PM CDTSt. Louis County
Report from mPING: Half Dollar (1.25 in.).
- 1.25″ half dollar size Public1 SSW Saint John, MO · 10.3 mi away2:37 PM CDTSt. Louis County
Hail in Overland and Charlack.
- 1.25″ half dollar size Public2 E Chesterfield, MO · 14.0 mi away2:34 PM CDTSt. Louis County
Report from mPING: Half Dollar (1.25 in.).
- 1.00″ quarter size Public2 W Frontenac, MO · 8.8 mi away2:35 PM CDTSt. Louis County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public1 N University City, MO · 8.9 mi away2:47 PM CDTSt. Louis County
- 1.00″ quarter size PublicCreve Coeur, MO · 9.5 mi away2:35 PM CDTSt. Louis County
time estimated.
- 1.00″ quarter size Public2 W Overland, MO · 10.9 mi away2:45 PM CDTSt. Louis County
- 1.00″ quarter size PublicWoodson Terrace, MO · 12.5 mi away2:38 PM CDTSt. Louis County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public3 E Chesterfield, MO · 12.7 mi away2:29 PM CDTSt. Louis County
- 1.00″ quarter size Public4 NE Chesterfield, MO · 13.9 mi away2:30 PM CDTSt. Louis County
time estimated.
- 1.00″ quarter size Trained Spotter2 E Chesterfield, MO · 14.0 mi away2:29 PM CDTSt. Louis County
- 1.00″ quarter size Public1 S Bridgeton, MO · 14.7 mi away5:00 PM CDTSt. Louis County
Quarter-sized hail at St. Charles Rock Road and McKelvey Road.
- 1.00″ quarter size Public1 S Bridgeton, MO · 14.7 mi away2:37 PM CDTSt. Louis County
Corrects previous hail report from 1 S Bridgeton. Quarter-sized hail at St. Charles Rock Road and McKelvey Road.
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.
Shopping for a hail app to work Affton, MO?
This page is one storm. If you are deciding which tool to work Affton, MO with all season, these compare the ones roofers actually buy — with every price taken from the vendor's own site and linked.
- Best hail tracking apps, comparedHailMate, HailTrace, Hail Recon, HailStrike and RadarScope — every published price sourced and linked, and who each one is genuinely right for.
- HailMate vs HailTraceStreet-level NOAA swaths on a map your crew can knock, with the CRM already inside — instead of quote-only meteorologist maps billed on top of one.
- Hail map apps for roofers (and the Hail Recon alternative)Every storm on one map instead of loading dates one at a time — plus the canvassing and the whole claim, monthly, for what one state costs them a year.
- Best canvassing apps, comparedHailMate, SalesRabbit, SPOTIO, Knockio, RoofLink and Badger Maps — every published price sourced and linked, and two of them publish none.
Affton hail on May 16, 2025
NOAA radar estimated stones up to 1.00 inches — quarter size — within about 5 miles of Affton that day, across 1 distinct size band. Sizes vary street to street inside a single swath.