National Storms

On the map: radar-estimated hail around Orange County, FL, the county with the most homes under 1″+ hail this day. Dots are storm reports. Zoom out for the rest of the day.

Radar-estimated hail

¾″1″1½″2″2½″3″+
HailWindTornado

2023 storm days

Storm reports for May 21, 2023

On May 21, 2023, 11 hail, 20 damaging-wind and 0 tornado reports were logged across 10 states.

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11hail reports
20damaging-wind reports
0tornado reports
1.75″largest hail reported
2,300homes inside 1″+ radar-estimated hail (283 mi²)

IndependentNot affiliated with NOAA or the National Weather Service. Source: NOAA Storm Prediction Center storm reports; NOAA MRMS radar hail estimates (MESH) via the Iowa Environmental Mesonet; 2020 Census housing units. Data through November 6, 2026. Methodology

← May 20, 2023 All 2023 storm days · May 2023 May 22, 2023 →

Other storms on May 21 →

On May 21, 2023, 11 hail, 20 damaging-wind and 0 tornado reports were logged across 10 states. The largest hail reported was 1.75″ (golf ball size) in Stevens County, WA. Radar estimated hail of 1 inch or larger over 283 square miles containing about 2,300 homes.

Storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Colored areas are NOAA MRMS radar estimates of the largest hail (MESH) over the day, lower 48 states only; radar overestimates and underestimates size, so read it with the ground reports.

Storm reports by state

StateHailWindTornadoLargest hail
ID11300.88″
WA2201.75″
NM2101.00″
OR2001.50″
FL1101.00″
NV1100.50″
MT1001.00″
OK1000.90″
CA010–
TX010–

Cities with the largest radar-estimated hail

CityPopulationRadar max near center
Summerville, GA4,4211.11″
Green Cove Springs, FL10,0870.95″
Colville, WA5,0090.91″
Homedale, ID3,1470.85″
Belle Isle, FL7,7410.79″

Counties by homes inside 1″+ radar-estimated hail

CountyHomesPeopleAreaRadar max
Orange County, FL1,5654,0042 mi²1.24″
Sanders County, MT7831,46610 mi²1.43″
Alpine County, CA001 mi²1.07″
Clay County, FL002 mi²1.22″
Marion County, FL000 mi²1.02″
Chattooga County, GA000 mi²1.11″
Idaho County, ID0022 mi²1.23″
Owyhee County, ID002 mi²1.25″
Morton County, KS005 mi²1.33″
Lake County, MT003 mi²1.20″
Douglas County, NV000 mi²1.12″
Humboldt County, NV003 mi²1.31″
Eddy County, NM0036 mi²1.76″
Roosevelt County, NM000 mi²1.01″
Sandoval County, NM001 mi²1.14″

Homes are 2020 Census housing units and people are 2020 Census residents, counted by block group where its center of population lies under radar-estimated hail of 1 inch or larger.

Hail reports (11)

Time (UTC)SizeLocation
21:251.75″Stevens County, WA
01:231.50″Union County, OR
19:501.00″Bernalillo County, NM
21:351.00″Stevens County, WA
22:001.00″Clay County, FL
22:361.00″Sanders County, MT
01:150.90″Texas County, OK
02:400.88″Idaho County, ID
19:470.75″Bernalillo County, NM
23:100.75″Union County, OR
22:030.50″Washoe County, NV

Damage, injuries and deaths

National Weather Service offices recorded about $7,000 in property damage from hail, thunderstorm wind and tornadoes across the US on this storm day (31 events in 10 states). Injuries and deaths are those the events caused directly.

CountyEventsInjuriesDeathsProperty damage
Idaho County, ID100$5,000
Putnam County, FL100$1,000
Stevens County, WA200$1,000
Bonner County, ID100$0

What the National Weather Service wrote

Event narratives from NWS Storm Data, shortened. Up to six per day, chosen by deaths, injuries, damage and size.

Source: NOAA National Centers for Environmental Information (NCEI), Storm Events Database, as entered by National Weather Service offices; data through July 31, 2026. Damage is in dollars of the year, not adjusted for inflation.

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