Hail map — June 21, 2026
NOAA radar detected hail of an inch or more over 7 cities across 5 states on June 21, 2026. The largest stones — 1.00″, quarter size — fell over Boulder, CO.
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- The June 21, 2026 swath — and every other storm since 2023 across your state
- GPS door-knocking — pins, photos and who you have already hit
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- States hit
- 5
- Cities hit
- 7
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- 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 June 21, 2026
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 June 21, 2026
15 reports filed with the National Weather Service — 5 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.
- 3.20″ baseball size Trained Spotter12 N Max, NE4:05 PM CDTDundy County
Social Media report of pictured 3.2 inch hail measured with Calipers.
- 3.00″ baseball size Trained Spotter12 NNW Max, NE3:53 PM CDTDundy County
Corrects previous hail report from 12 NNW Max. Spotter Network report: Measured with Calipers 3 inch hail.
- 2.75″ baseball size Trained Spotter1 SW St Petersburg, CO7:43 PM MDTLogan County
- 2.75″ baseball size Trained Spotter1 S St Petersburg, CO7:46 PM MDTLogan County
- 2.50″ hen egg size Public7 SW Wauneta, NE3:43 PM CDTDundy County
Report from mPING: Tennis Ball (2.50 in.).
- 2.25″ hen egg size Public10 N Max, NE3:52 PM CDTDundy County
Report from mPING: Hen Egg+ (2.25 in.).
- 2.00″ hen egg size Storm Chaser3 ENE Highland Center, CO8:35 PM MDTPhillips County
- 1.75″ golf ball size Storm Chaser1 NNE Imperial, NE3:14 PM CDTChase County
mPing Report.
- 1.75″ golf ball size CO-OP Observer3 SW Tangier, OK7:55 PM CDTWoodward County
- 1.75″ golf ball size PublicKendall, KS8:12 PM CDTHamilton County
social media post.
- 1.75″ golf ball size Trained Spotter4 SE Reiradon Hill, CO7:30 PM MDTLogan County
- 1.75″ golf ball size Public5 NW Manter, KS9:48 PM CDTStanton County
Social media report of golf ball sized hail northwest of Manter.
- 1.50″ half dollar size Public8 ENE Broadwater, NE1:59 PM CDTMorrill County
Report via mPING.
- 1.50″ half dollar size Public3 W Stratton, NE4:20 PM CDTHitchcock County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.50″ half dollar size Public5 S Tangier, OK8:13 PM CDTWoodward County
Report from mPING: Ping Pong Ball (1.50 in.).
Showing the 15 largest of 38 hail reports filed that day.
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.
Other hail days
US hail on June 21, 2026
NOAA radar put hail of an inch or more over 7 cities across 5 states on June 21, 2026. The largest stones — 1.00 inches, quarter size — were over Boulder, CO. Every state hit is listed on this page, and every city under it.